Page 1           Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

      1       SUBROUTINE FRZLVL2(ZFRZ,RHFRZ)
      2 C$$$  SUBPROGRAM DOCUMENTATION BLOCK
      3 C                .      .    .     
      4 C SUBPROGRAM:    FRZLVL      COMPUTES FRZING LVL Z AND RH
      5 C   PRGRMMR: TREADON         ORG: W/NP2      DATE: 92-12-22       
      6 C     
      7 C ABSTRACT:
      8 C     THIS ROUTINE COMPUTES THE FREEZING LEVEL HEIGHT AND RELATIVE
      9 C     HUMIDITY AT THIS LEVEL FOR EACH MASS POINT ON THE ETA GRID.
     10 C     THE COMPUTED FREEZING LEVEL HEIGHT IS THE MEAN SEA LEVEL
     11 C     HEIGHT.  AT EACH MASS POINT WE MOVE UP FROM THE SURFACE TO 
     12 C     FIND THE LAST ETA LAYER WHERE THE TEMPERATURE IS LESS THAN
     13 C     273.16K AND THE TEMP IN THE LAYER BELOW IS ABOVE 273.16K.
     14 C     VERTICAL INTERPOLATION IN TEMPERATURE TO THE FREEZING
     15 C     TEMPERATURE GIVES THE FREEZING LEVEL HEIGHT.  PRESSURE AND 
     16 C     SPECIFIC HUMIDITY ARE INTERPOLATED TO THIS LEVEL AND ALONG WITH
     17 C     THE TEMPERATURE PROVIDE THE FREEZING LEVEL RELATIVE HUMIDITY.
     18 C     IF THE ENTIRE ATMOSPHERE IS BELOW FREEZING, THE ROUTINE
     19 C     USES SURFACE BASED FIELDS TO COMPUTE THE RELATIVE HUMIDITY.
     20 C     
     21 C     NOTE THAT IN POSTING FREEZING LEVEL DATA THE LFM LOOK-ALIKE FILE
     22 C     (IE, GRID 26), WE PACK 273.15K AS THE FREEZING TEMPERATURE.  ALL
     23 C     OTHER OUTPUT GRIDS USE 273.16K
     24 C   .     
     25 C     
     26 C PROGRAM HISTORY LOG:
     27 C   92-12-22  RUSS TREADON
     28 C   93-06-10  RUSS TREADON - CORRECTED FREEZING LEVEL HEIGHTS TO BE
     29 C                            WITH REPSECT TO MEAN SEA LEVEL, NOT  
     30 C                            ABOVE GROUND LEVEL.
     31 C   95-03-10  MIKE BALDWIN - GET HIGHEST FREEZING LEVEL.
     32 C   98-06-15  T BLACK      - CONVERSION FROM 1-D TO 2-D
     33 C   98-08-17  MIKE BALDWIN - COMPUTE RH OVER ICE IF NECESSARY
     34 C   98-12-22  MIKE BALDWIN - BACK OUT RH OVER ICE
     35 C   98-12-22  MIKE BALDWIN - BACK OUT RH OVER ICE
     36 C   00-01-04  JIM TUCCILLO - MPI VERSION
     37 C
     38 C USAGE:    CALL FRZLVL(ZFRZ,RHFRZ)
     39 C   INPUT ARGUMENT LIST:
     40 C     NONE     
     41 C
     42 C   OUTPUT ARGUMENT LIST: 
     43 C     ZFRZ     - ABOVE GROUND LEVEL FREEZING HEIGHT.
     44 C     RHFRZ    - RELATIVE HUMIDITY AT FREEZING LEVEL.
     45 C     
     46 C   OUTPUT FILES:
     47 C     NONE
     48 C     
     49 C   SUBPROGRAMS CALLED:
     50 C     UTILITIES:
     51 C       NONE
     52 C     LIBRARY:
     53 C       COMMON   - VRBLS
     54 C                  LOOPS
     55 C                  EXTRA
     56 C                  PVRBLS
     57 C                  MASKS

Page 2           Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

     58 C                  MAPOT
     59 C                  POSTVAR
     60 C     
     61 C   ATTRIBUTES:
     62 C     LANGUAGE: FORTRAN
     63 C     MACHINE : CRAY C-90
     64 C$$$  
     65 C     
     66 C     
     67 C     INCLUDE/SET PARAMETERS.
     68       INCLUDE "parmeta"
     86       INCLUDE "params"
     87 C
     88 C     DECLARE VARIABLES.
     89 C
    131       REAL RHFRZ(IM,JM),ZFRZ(IM,JM),IWSFC(IM,JM),IWM1(IM,JM)
    132 C
    133 C     INCLUDE COMMON BLOCKS.
    134       INCLUDE "VRBLS.comm"
    141       INCLUDE "CLDWTR.comm"
    147       INCLUDE "LOOPS.comm"
    155       INCLUDE "EXTRA.comm"
    167       INCLUDE "PVRBLS.comm"
    179       INCLUDE "MASKS.comm"
    187       INCLUDE "MAPOT.comm"
    200       INCLUDE "CTLBLK.comm"
    201 C     
    202 C*********************************************************************
    203 C     START FRZLVL.
    204 C
    205 C
    206 C     COMPUTE IW AT SURFACE IN CASE WE NEED TO COMPUTE RH OVER ICE
    207 C
    208 
    223         CLIMIT =1.0E-20
    224         IWSFC=0.
    225 C
    226         DO L=2,LM 
    227         DO J=JSTA,JEND
    228         DO I=1,IM
    229           IF (L.LE.LMH(I,J)) THEN
    230            IWM1(I,J)=IWSFC(I,J)
    231            IF(CWM(I,J,L).GT.CLIMIT) THEN
    232              IF(T(I,J,L).LT.258.15)THEN
    233                IWSFC(I,J)=1.
    234              ELSEIF(T(I,J,L).GE.273.15)THEN
    235                IWSFC(I,J)=0.
    236              ELSE
    237                IF(IWM1(I,J).EQ.1.0)IWSFC(I,J)=1.
    238              ENDIF
    239            ELSE
    240              IWSFC(I,J)=0.
    241            ENDIF
    242           ENDIF
    243         ENDDO
    244         ENDDO
    245         ENDDO

Page 3           Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

    246 C     LOOP OVER HORIZONTAL GRID.
    247 C     
    248 CX      ZMIN = +999999.
    249 CX      ZMAX = -999999.
    250 
    251       DO 20 J=JSTA,JEND
    252       DO 20 I=1,IM
    253          HTSFC    = FIS(I,J)*GI
    254          LLMH     = LMH(I,J)
    255          RHFRZ(I,J) = D00
    256          ZFRZ(I,J)  = HTSFC
    257 C     
    258 C        FIND THE HIGHEST LAYER WHERE THE TEMPERATURE
    259 C        CHANGES FROM ABOVE TO BELOW FREEZING.
    260 C     
    261          TSFC = SM(I,J)*THZ0(I,J)+(1.-SM(I,J))*THS(I,J)
    262          LICE=LLMH
    263          DO L = LLMH-1,1,-1
    264             IF (T(I,J,L).LE.TFRZ.AND.T(I,J,L+1).GT.TFRZ) LICE=L
    265          ENDDO
    266 C     
    267 C        CHECK IF FREEZING LEVEL IS AT THE GROUND.
    268 C     
    269          IF (LICE.EQ.LLMH.AND.TSFC.LE.TFRZ) THEN
    270             ZFRZ(I,J) = HTSFC
    271             PSFC    = PD(I,J)+PT
    272             QSFC    = SM(I,J)*QZ0(I,J)+(1.-SM(I,J))*QS(I,J)
    273 C
    274             TMT0=TSFC-273.16
    275             TMT15=AMIN1(TMT0,-15.)
    276             AI=0.008855
    277             BI=1.
    278             IF(TMT0.LT.-20.)THEN
    279               AI=0.007225
    280               BI=0.9674
    281             ENDIF
    282             QW=PQ0/PSFC
    283      1          *EXP(A2*(TSFC-A3)/(TSFC-A4))
    284             QI=QW*(BI+AI*AMIN1(TMT0,0.))
    285             QINT=QW*(1.-0.00032*TMT15*(TMT15+15.))
    286             IF(TMT0.LT.-15.)THEN
    287                 QSAT=QI
    288             ELSEIF(TMT0.GE.0.)THEN
    289                 QSAT=QINT
    290             ELSE
    291               IF(IWSFC(I,J).GT.0.0) THEN
    292                 QSAT=QI
    293               ELSE
    294                 QSAT=QINT
    295               ENDIF
    296             ENDIF
    297 CMEB 12/22/98 SWITCH TO RH VS WATER NO MATTER WHAT
    298 C             DELETE THIS LINE TO SWITCH BACK TO RH VS ICE
    299             QSAT=QW
    300 CMEB 12/22/98 SWITCH TO RH VS WATER NO MATTER WHAT
    301 C
    302             RHSFC   = QSFC/QSAT

Page 4           Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

    303             RHSFC   = AMAX1(0.01,RHSFC)
    304             RHSFC   = AMIN1(RHSFC,1.0)
    305             RHFRZ(I,J)= RHSFC
    306 C     
    307 C        OTHERWISE, LOCATE THE FREEZING LEVEL ALOFT.
    308 C
    309          ELSE IF (LICE.LT.LLMH) THEN
    310                   L=LICE
    311                   DELZ = D50*(ZINT(I,J,L)-ZINT(I,J,L+2))
    312                   ZL   = D50*(ZINT(I,J,L+1)+ZINT(I,J,L+2))
    313                   DELT = T(I,J,L)-T(I,J,L+1)
    314                   ZFRZ(I,J) = ZL+(TFRZ-T(I,J,L+1))/DELT*DELZ
    315 C     
    316                   DZABV = ZFRZ(I,J)-ZL
    317                   DELQ  = Q(I,J,L)-Q(I,J,L+1)
    318                   QFRZ  = Q(I,J,L+1) + DELQ/DELZ*DZABV
    319                   QFRZ  = AMAX1(0.0,QFRZ)
    320 C     
    321                   ALPL   = ALPINT(I,J,L+2)
    322                   ALPH   = ALPINT(I,J,L)
    323                   DELALP = ALPH - ALPL
    324                   DELZP  = ZINT(I,J,L)-ZINT(I,J,L+2)
    325                   DZFR   = ZFRZ(I,J) - ZINT(I,J,L+2)
    326                   ALPFRZ = ALPL + DELALP/DELZP*DZFR
    327                   PFRZ   = EXP(ALPFRZ)
    328                   QSFRZ  = PQ0/PFRZ
    329 C     
    330                   RHZ      = QFRZ/QSFRZ
    331                   RHZ      = AMAX1(0.01,RHZ)
    332                   RHZ      = AMIN1(RHZ,1.0)
    333                   RHFRZ(I,J) = RHZ
    334 C     
    335          ELSE
    336                   L=LICE
    337                   ZU      = D50*(ZINT(I,J,L)+ZINT(I,J,L+1))
    338                   ZL      = HTSFC
    339                   DELZ    = ZU-ZL
    340                   TSFC    = SM(I,J)*THZ0(I,J)+(1.-SM(I,J))*THS(I,J)
    341                   DELT    = T(I,J,L)-TSFC
    342                   ZFRZ(I,J) = ZL + (TFRZ-TSFC)/DELT*DELZ
    343 C     
    344                   DZABV   = ZFRZ(I,J)-ZL
    345                   QSFC    = SM(I,J)*QZ0(I,J)+(1.-SM(I,J))*QS(I,J)
    346                   DELQ    = Q(I,J,L)-QSFC
    347                   QFRZ    = QSFC + DELQ/DELZ*DZABV
    348                   QFRZ    = AMAX1(0.0,QFRZ)
    349 C     
    350                   ALPH    = ALPINT(I,J,L)
    351                   PSFC    = PD(I,J)+PT
    352                   ALPL    = ALOG(PSFC)
    353                   DELALP  = ALPH-ALPL
    354                   ALPFRZ  = ALPL + DELALP/DELZ*DZABV
    355                   PFRZ    = EXP(ALPFRZ)
    356                   QSFRZ   = PQ0/PFRZ
    357 C
    358                   RHZ     = QFRZ/QSFRZ
    359                   RHZ     = AMAX1(0.01,RHZ)

Page 5           Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

    360                   RHZ     = AMIN1(RHZ,1.0)
    361                   RHFRZ(I,J)= RHZ
    362          ENDIF
    363 C     
    364 C              BOUND FREEZING LEVEL RH.  FREEZING LEVEL HEIGHT IS
    365 C              MEASURED WITH RESPECT TO MEAN SEA LEVEL.
    366 C
    367                RHFRZ(I,J) = AMAX1(0.01,RHFRZ(I,J))
    368                RHFRZ(I,J) = AMIN1(RHFRZ(I,J),1.00)
    369                ZFRZ(I,J)  = AMAX1(0.0,ZFRZ(I,J))
    370  20   CONTINUE
    371 C     
    372 C     END OF ROUTINE.
    373 C     
    374       RETURN
    375       END


ENTRY POINTS

  Name                
                      
 frzlvl2_             


SYMBOL CROSS REFERENCE

 Name                       Object Declared Type            Bytes Dimen Elements Attributes       References                        
                                                                                                                                    
 20                         Label  370                                                            251,252                           
 A2                         Param  130      R(4)            4           scalar                    283                               
 A3                         Param  130      R(4)            4           scalar                    283                               
 A4                         Param  130      R(4)            4           scalar                    283                               
 AD05                       Param  122      R(4)            4           scalar                                                      
 AI                         Local  276      R(4)            4           scalar                    276,279,284                       
 ALOG                       Func   352                                  scalar                    352                               
 ALPFRZ                     Local  326      R(4)            4           scalar                    326,327,354,355                   
 ALPH                       Local  322      R(4)            4           scalar                    322,323,350,353                   
 ALPL                       Local  321      R(4)            4           scalar                    321,323,326,352,353,354           
 AMAX1                      Func   303                                  scalar                    303,319,331,348,359,367,369       
 AMIN1                      Func   275                                  scalar                    275,284,304,332,360,368           
 BETA                       Param  126      R(4)            4           scalar                    126                               
 BI                         Local  277      R(4)            4           scalar                    277,280,284                       
 BTG                        Param  126      R(4)            4           scalar                                                      
 CAPA                       Param  117      R(4)            4           scalar                    124                               
 CFT0                       Param  122      R(4)            4           scalar                                                      
 CLDWTR                     Common 143                                  17610408 SAVE                                               
 CLIMIT                     Local  223      R(4)            4           scalar                    223,231                           
 CM1                        Param  112      R(4)            4           scalar                                                      
 CM2                        Param  112      R(4)            4           scalar                                                      
 CM3                        Param  112      R(4)            4           scalar                                                      
 CP                         Param  123      R(4)            4           scalar                    125,129                           
 CPDR                       Param  125      R(4)            4           scalar                                                      
 CTLBLK                     Common 210                                  96       SAVE                                               
 D00                        Param  114      R(4)            4           scalar                    255                               
 D001                       Param  114      R(4)            4           scalar                                                      
 D0065                      Param  118      R(4)            4           scalar                                                      

Page 6           Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Object Declared Type            Bytes Dimen Elements Attributes       References                        
                                                                                                                                    
 D01                        Param  114      R(4)            4           scalar                                                      
 D05                        Param  118      R(4)            4           scalar                    122                               
 D1                         Param  114      R(4)            4           scalar                                                      
 D115                       Param  118      R(4)            4           scalar                                                      
 D125                       Param  116      R(4)            4           scalar                                                      
 D25                        Param  116      R(4)            4           scalar                                                      
 D50                        Param  114      R(4)            4           scalar                    311,312,337                       
 D608                       Param  118      R(4)            4           scalar                                                      
 DELALP                     Local  323      R(4)            4           scalar                    323,326,353,354                   
 DELQ                       Local  317      R(4)            4           scalar                    317,318,346,347                   
 DELT                       Local  313      R(4)            4           scalar                    313,314,341,342                   
 DELZ                       Local  311      R(4)            4           scalar                    311,314,318,339,342,347,354       
 DELZP                      Local  324      R(4)            4           scalar                    324,326                           
 DP10M                      Param  124      R(4)            4           scalar                                                      
 DTR                        Param  123      R(4)            4           scalar                    123                               
 DZABV                      Local  316      R(4)            4           scalar                    316,318,344,347,354               
 DZFR                       Local  325      R(4)            4           scalar                    325,326                           
 ELDR                       Param  125      R(4)            4           scalar                                                      
 ELWV                       Param  125      R(4)            4           scalar                    125                               
 EPS                        Param  128      R(4)            4           scalar                    128                               
 EPSQ2                      Param  129      R(4)            4           scalar                                                      
 ERAD                       Param  123      R(4)            4           scalar                                                      
 EXP                        Func   283                                  scalar                    283,327,355                       
 EXTRA                      Common 158                                  71506268 SAVE                                               
 FMD                        Param  128      R(4)            4           scalar                    128                               
 FMW                        Param  128      R(4)            4           scalar                    128                               
 FRZLVL2                    Subr   1                                                                                                
 G                          Param  121      R(4)            4           scalar                    121                               
 GI                         Param  121      R(4)            4           scalar                    125,253                           
 H1                         Param  115      R(4)            4           scalar                    122                               
 H100                       Param  116      R(4)            4           scalar                                                      
 H1000                      Param  116      R(4)            4           scalar                                                      
 H10000                     Param  117      R(4)            4           scalar                                                      
 H10E5                      Param  117      R(4)            4           scalar                                                      
 H1E2                       Param  119      R(4)            4           scalar                                                      
 H1E4                       Param  119      R(4)            4           scalar                                                      
 H1M12                      Param  115      R(4)            4           scalar                                                      
 H1M2                       Param  119      R(4)            4           scalar                                                      
 H1M5                       Param  116      R(4)            4           scalar                                                      
 H2                         Param  115      R(4)            4           scalar                                                      
 H4                         Param  115      R(4)            4           scalar                                                      
 H999                       Param  114      R(4)            4           scalar                                                      
 H99999                     Param  115      R(4)            4           scalar                                                      
 HTSFC                      Local  253      R(4)            4           scalar                    253,256,270,338                   
 I                          Local  228      I(4)            4           scalar                    228,229,230,231,232,233,234,235,23
                                                                                                  7,240,252,253,254,255,256,261,264,
                                                                                                  270,271,272,291,305,311,312,313,31
                                                                                                  4,316,317,318,321,322,324,325,333,
                                                                                                  337,340,341,342,344,345,346,350,35
                                                                                                  1,361,367,368,369                 
 IDIM1                      Param  82       I(4)            4           scalar                                                      
 IDIM2                      Param  82       I(4)            4           scalar                                                      
 IGSTL                      Param  77       I(4)            4           scalar                    82                                
 IGSTR                      Param  77       I(4)            4           scalar                    82                                
 IM                         Param  71       I(4)            4           scalar                    79,82,93,95,96,98,131,137,139,144,

Page 7           Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Object Declared Type            Bytes Dimen Elements Attributes       References                        
                                                                                                                                    
                                                                                                  152,157,159,160,161,162,163,164,17
                                                                                                  0,171,172,173,174,176,182,184,228,
                                                                                                  252                               
 IM1                        Param  95       I(4)            4           scalar                                                      
 IMJM                       Param  157      I(4)            4           scalar                    160                               
 IMT                        Param  93       I(4)            4           scalar                                                      
 INPES                      Param  74       I(4)            4           scalar                    79,82                             
 ITAIL                      Param  79       I(4)            4           scalar                                                      
 IWM1                       Local  131      R(4)            4     2     91719                     230,237                           
 IWSFC                      Local  131      R(4)            4     2     91719                     224,230,233,235,237,240,291       
 J                          Local  227      I(4)            4           scalar                    227,229,230,231,232,233,234,235,23
                                                                                                  7,240,251,253,254,255,256,261,264,
                                                                                                  270,271,272,291,305,311,312,313,31
                                                                                                  4,316,317,318,321,322,324,325,333,
                                                                                                  337,340,341,342,344,345,346,350,35
                                                                                                  1,361,367,368,369                 
 JAM                        Param  95       I(4)            4           scalar                    150                               
 JDIM1                      Param  83       I(4)            4           scalar                                                      
 JDIM2                      Param  83       I(4)            4           scalar                                                      
 JGSTL                      Param  78       I(4)            4           scalar                    83                                
 JGSTR                      Param  78       I(4)            4           scalar                    83                                
 JM                         Param  71       I(4)            4           scalar                    80,83,93,95,98,131,137,139,144,152
                                                                                                  ,157,159,160,161,162,163,164,170,1
                                                                                                  71,172,173,174,176,182,184        
 JM2                        Param  95       I(4)            4           scalar                                                      
 JMT                        Param  93       I(4)            4           scalar                                                      
 JNPES                      Param  74       I(4)            4           scalar                    80,83                             
 JTAIL                      Param  80       I(4)            4           scalar                                                      
 KSAV                       Param  103      I(4)            4           scalar                                                      
 KSFI                       Param  102      I(4)            4           scalar                                                      
 KSLI                       Param  103      I(4)            4           scalar                                                      
 KSLP                       Param  103      I(4)            4           scalar                                                      
 KSLPD                      Param  102      I(4)            4           scalar                                                      
 KSMUD                      Param  102      I(4)            4           scalar                                                      
 KSRH                       Param  103      I(4)            4           scalar                                                      
 KSSLP                      Param  102      I(4)            4           scalar                                                      
 KST                        Param  102      I(4)            4           scalar                                                      
 KSUV                       Param  103      I(4)            4           scalar                                                      
 L                          Local  226      I(4)            4           scalar                    226,229,231,232,234,263,264,310,31
                                                                                                  1,312,313,314,317,318,321,322,324,
                                                                                                  325,336,337,341,346,350           
 LB                         Param  98       I(4)            4           scalar                                                      
 LHEAT                      Param  129      I(4)            4           scalar                    129                               
 LHTOCP                     Param  129      I(4)            4           scalar                                                      
 LICE                       Local  262      I(4)            4           scalar                    262,264,269,309,310,336           
 LLMH                       Local  254      I(4)            4           scalar                    254,262,263,269,309               
 LM                         Param  71       I(4)            4           scalar                    97,108,139,144,160,176,184,195,226
 LM1                        Param  97       I(4)            4           scalar                                                      
 LOOPS                      Common 149                                  748952   SAVE                                               
 LP1                        Param  97       I(4)            4           scalar                    159,195                           
 LSM                        Param  71       I(4)            4           scalar                    194                               
 MAPOT                      Common 189                                  1448     SAVE                                               
 MASKS                      Common 181                                  34853220 SAVE                                               
 NINC                       Param  96       I(4)            4           scalar                                                      
 NSTAT                      Param  108      I(4)            4           scalar                                                      

Page 8           Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Object Declared Type            Bytes Dimen Elements Attributes       References                        
                                                                                                                                    
 NSUMD                      Param  104      I(4)            4           scalar                                                      
 NWORD                      Param  108      I(4)            4           scalar                    108                               
 NWORD3                     Param  108      I(4)            4           scalar                                                      
 NWORD6                     Param  108      I(4)            4           scalar                                                      
 ONEPS                      Param  128      R(4)            4           scalar                                                      
 OVERRC                     Param  122      R(4)            4           scalar                    122                               
 P1000                      Param  124      R(4)            4           scalar                                                      
 PARALLEL                   Common 217                                  8240                                                        
 PFRZ                       Local  327      R(4)            4           scalar                    327,328,355,356                   
 PQ0                        Param  130      R(4)            4           scalar                    282,328,356                       
 PSFC                       Local  271      R(4)            4           scalar                    271,282,351,352                   
 PVRBLS                     Common 169                                  23480064 SAVE                                               
 QFRZ                       Local  318      R(4)            4           scalar                    318,319,330,347,348,358           
 QI                         Local  284      R(4)            4           scalar                    284,287,292                       
 QINT                       Local  285      R(4)            4           scalar                    285,289,294                       
 QSAT                       Local  287      R(4)            4           scalar                    287,289,292,294,299,302           
 QSFC                       Local  272      R(4)            4           scalar                    272,302,345,346,347               
 QSFRZ                      Local  328      R(4)            4           scalar                    328,330,356,358                   
 QW                         Local  282      R(4)            4           scalar                    282,284,285,299                   
 RCAPA                      Param  124      R(4)            4           scalar                                                      
 RD                         Param  121      R(4)            4           scalar                    121,125,129                       
 RDOCP                      Param  129      R(4)            4           scalar                                                      
 RG                         Param  125      R(4)            4           scalar                                                      
 RHFRZ                      Dummy  1        R(4)            4     2     91719    ARG,INOUT        255,305,333,361,367,368           
 RHSFC                      Local  302      R(4)            4           scalar                    302,303,304,305                   
 RHZ                        Local  330      R(4)            4           scalar                    330,331,332,333,358,359,360,361   
 ROG                        Param  121      R(4)            4           scalar                                                      
 RTD                        Param  123      R(4)            4           scalar                                                      
 SMTHA                      Param  104      R(4)            4           scalar                                                      
 SMTHB                      Param  104      R(4)            4           scalar                                                      
 TFRZ                       Param  128      R(4)            4           scalar                    264,269,314,342                   
 TMT0                       Local  274      R(4)            4           scalar                    274,275,278,284,286,288           
 TMT15                      Local  275      R(4)            4           scalar                    275,285                           
 TSFC                       Local  261      R(4)            4           scalar                    261,269,274,283,340,341,342       
 VRBLS                      Common 136                                  67138308                                                    
 ZFRZ                       Dummy  1        R(4)            4     2     91719    ARG,INOUT        256,270,314,316,325,342,344,369   
 ZL                         Local  312      R(4)            4           scalar                    312,314,316,338,339,342,344       
 ZU                         Local  337      R(4)            4           scalar                    337,339                           


TYPE COMPONENTS/COMMON VARIABLES

 Name                       Type            Bytes Offset   Dimen Elements Attributes       References                         
                                                                                                                              
 ACCLIQ                     R(4)            4     6236892  2     91719    COM                                                 
 ACPREC                     R(4)            4     5870016  2     91719    COM                                                 
 AETA                       R(4)            4     808      1     45       COM                                                 
 AKHS                       R(4)            4     733752   2     91719    COM                                                 
 AKMS                       R(4)            4     366876   2     91719    COM                                                 
 ALPINT                     R(4)            4     16876296 3     4219074  COM              321,322,350                        
 ALSL                       R(4)            4     472      1     39       COM                                                 
 CLDEFI                     R(4)            4     5136264  2     91719    COM                                                 
 CMLD                       R(4)            4     292            scalar   COM                                                 
 CPHI0                      R(4)            4     1420           scalar   COM                                                 
 CUPREC                     R(4)            4     6603768  2     91719    COM                                                 

Page 9           Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Type            Bytes Offset   Dimen Elements Attributes       References                         
                                                                                                                              
 CWM                        R(4)            4     0        3     4127355  COM              231                                
 DETA                       R(4)            4     628      1     45       COM                                                 
 DISLP                      R(4)            4     308            scalar   COM                                                 
 DLMD                       R(4)            4     284            scalar   COM                                                 
 DP30                       R(4)            4     296            scalar   COM                                                 
 DPHD                       R(4)            4     288            scalar   COM                                                 
 DT                         R(4)            4     48             scalar   COM                                                 
 ERLAM0                     R(4)            4     1416           scalar   COM                                                 
 ETA                        R(4)            4     988      1     46       COM                                                 
 FIRST                      R(4)            4     24             scalar   COM                                                 
 FIS                        R(4)            4     733752   2     91719    COM              253                                
 FSL                        R(4)            4     70405632 2     91719    COM                                                 
 HBM2                       R(4)            4     0        2     91719    COM                                                 
 HTM                        R(4)            4     1834380  3     4127355  COM                                                 
 ICNT                       I(4)            4     40       1     1024     COM                                                 
 IDAT                       I(4)            4     8        1     3        COM                                                 
 IDN                        I(4)            4     36             scalar   COM                                                 
 IDSP                       I(4)            4     4136     1     1024     COM                                                 
 IDTAD                      I(4)            4     68             scalar   COM                                                 
 IHHA                       I(4)            4     3040     1     760      COM                                                 
 IHLA                       I(4)            4     0        1     760      COM                                                 
 IHRST                      I(4)            4     20             scalar   COM                                                 
 IOUT                       I(4)            4     44             scalar   COM                                                 
 ISHDE                      I(4)            4     12       1     61       COM                                                 
 IUNIT                      I(4)            4     1440           scalar   COM                                                 
 IUP                        I(4)            4     32             scalar   COM                                                 
 IVHA                       I(4)            4     9120     1     760      COM                                                 
 IVLA                       I(4)            4     6080     1     760      COM                                                 
 IXM                        I(4)            4     4              scalar   COM                                                 
 IYM                        I(4)            4     8              scalar   COM                                                 
 JEND                       I(4)            4     12             scalar   COM              227,251                            
 JEND_2U                    I(4)            4     8236           scalar   COM                                                 
 JEND_M                     I(4)            4     20             scalar   COM                                                 
 JEND_M2                    I(4)            4     28             scalar   COM                                                 
 JRA                        I(4)            4     12160    1     760      COM                                                 
 JSTA                       I(4)            4     8              scalar   COM              227,251                            
 JSTA_2L                    I(4)            4     8232           scalar   COM                                                 
 JSTA_M                     I(4)            4     16             scalar   COM                                                 
 JSTA_M2                    I(4)            4     24             scalar   COM                                                 
 KMNT                       I(4)            4     50629068 2     4118670  COM                                                 
 KMNTM                      I(4)            4     50628888 1     45       COM                                                 
 KUNIT                      I(4)            4     1428           scalar   COM                                                 
 LC                         I(4)            4     16876656 2     91719    COM                                                 
 LIST                       I(4)            4     40             scalar   COM                                                 
 LMH                        I(4)            4     15200    2     91719    COM              229,254                            
 LMV                        I(4)            4     382076   2     91719    COM                                                 
 LSL                        I(4)            4     0              scalar   COM                                                 
 LUNIT                      I(4)            4     1432           scalar   COM                                                 
 ME                         I(4)            4     4              scalar   COM                                                 
 MUNIT                      I(4)            4     1436           scalar   COM                                                 
 NBC                        I(4)            4     36             scalar   COM                                                 
 NBOCO                      I(4)            4     72             scalar   COM                                                 
 NCP                        I(4)            4     80             scalar   COM                                                 
 NDDAMP                     I(4)            4     60             scalar   COM                                                 
 NFCST                      I(4)            4     32             scalar   COM                                                 

Page 10          Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Type            Bytes Offset   Dimen Elements Attributes       References                         
                                                                                                                              
 NPHS                       I(4)            4     84             scalar   COM                                                 
 NPREC                      I(4)            4     64             scalar   COM                                                 
 NRADL                      I(4)            4     92             scalar   COM                                                 
 NRADS                      I(4)            4     88             scalar   COM                                                 
 NSHDE                      I(4)            4     76             scalar   COM                                                 
 NTSD                       I(4)            4     52             scalar   COM                                                 
 NTSTM                      I(4)            4     56             scalar   COM                                                 
 NUM_PROCS                  I(4)            4     0              scalar   COM                                                 
 NUNIT                      I(4)            4     1444           scalar   COM                                                 
 OLDRD                      R(4)            4     71506260       scalar   COM                                                 
 PD                         R(4)            4     0        2     91719    COM              271,351                            
 PDSL                       R(4)            4     67837500 2     91719    COM                                                 
 PDVP1                      R(4)            4     68204376 2     91719    COM                                                 
 PFSL                       R(4)            4     69305004 2     91719    COM                                                 
 PINT                       R(4)            4     0        3     4219074  COM                                                 
 PREC                       R(4)            4     5503140  2     91719    COM                                                 
 PSLP                       R(4)            4     68571252 2     91719    COM                                                 
 PT                         R(4)            4     260            scalar   COM              271,351                            
 PTSL                       R(4)            4     68938128 2     91719    COM                                                 
 Q                          R(4)            4     50628888 3     4127355  COM              317,318,346                        
 Q2                         R(4)            4     6970644  3     4127355  COM                                                 
 QS                         R(4)            4     1467504  2     91719    COM              272,345                            
 QSL                        R(4)            4     70772508 2     91719    COM                                                 
 QWBS                       R(4)            4     4035636  2     91719    COM                                                 
 QZ0                        R(4)            4     2935008  2     91719    COM              272,345                            
 R                          R(4)            4     256            scalar   COM                                                 
 RES                        R(4)            4     366876   2     91719    COM                                                 
 RESTRT                     R(4)            4     28             scalar   COM                                                 
 RF                         R(4)            4     3301884  2     91719    COM                                                 
 RUN                        R(4)            4     4              scalar   COM                                                 
 SBD                        R(4)            4     272            scalar   COM                                                 
 SI                         R(4)            4     4769388  2     91719    COM                                                 
 SICE                       R(4)            4     1467504  2     91719    COM                                                 
 SIGMA                      R(4)            4     0              scalar   COM                                                 
 SLP                        R(4)            4     67103748 2     91719    COM                                                 
 SM                         R(4)            4     1100628  2     91719    COM              261,272,340,345                    
 SNO                        R(4)            4     4402512  2     91719    COM                                                 
 SPHI0                      R(4)            4     1424           scalar   COM                                                 
 SPL                        R(4)            4     316      1     39       COM                                                 
 SR                         R(4)            4     17243532 2     91719    COM                                                 
 STDRD                      R(4)            4     71506264       scalar   COM                                                 
 T                          R(4)            4     34119468 3     4127355  COM              232,234,264,313,314,341            
 T500                       R(4)            4     67470624 2     91719    COM                                                 
 THS                        R(4)            4     1100628  2     91719    COM              261,340                            
 THZ0                       R(4)            4     2568132  2     91719    COM              261,340                            
 TLM0D                      R(4)            4     276            scalar   COM                                                 
 TPH0D                      R(4)            4     280            scalar   COM                                                 
 TSHDE                      R(4)            4     1172     1     61       COM                                                 
 TSL                        R(4)            4     69671880 2     91719    COM                                                 
 TSPH                       R(4)            4     264            scalar   COM                                                 
 TTV                        R(4)            4     70038756 2     91719    COM                                                 
 TWBS                       R(4)            4     3668760  2     91719    COM                                                 
 U                          R(4)            4     1100628  3     4127355  COM                                                 
 U00                        R(4)            4     16509420 2     91719    COM                                                 
 UL                         R(4)            4     16876296 1     90       COM                                                 

Page 11          Source Listing                  FRZLVL2
2025-03-12 18:23 Symbol Table                    FRZLVL2.f

 Name                       Type            Bytes Offset   Dimen Elements Attributes       References                         
                                                                                                                              
 UZ0                        R(4)            4     1834380  2     91719    COM                                                 
 V                          R(4)            4     17610048 3     4127355  COM                                                 
 VBM2                       R(4)            4     366876   2     91719    COM                                                 
 VBM3                       R(4)            4     733752   2     91719    COM                                                 
 VTM                        R(4)            4     18343800 3     4127355  COM                                                 
 VZ0                        R(4)            4     2201256  2     91719    COM                                                 
 WBD                        R(4)            4     268            scalar   COM                                                 
 X1P                        R(4)            4     300            scalar   COM                                                 
 Y1P                        R(4)            4     304            scalar   COM                                                 
 Z0                         R(4)            4     0        2     91719    COM                                                 
 Z0SLP                      R(4)            4     312            scalar   COM                                                 
 Z1000                      R(4)            4     71139384 2     91719    COM                                                 
 ZINT                       R(4)            4     33752592 3     4219074  COM              311,312,324,325,337                

Page 12          Source Listing                  FRZLVL2
2025-03-12 18:23 Subprograms/Common Blocks       FRZLVL2.f



SUBPROGRAMS/COMMON BLOCKS

 Name                       Object Declared Type            Bytes Dimen Elements Attributes       References                        
                                                                                                                                    
 CLDWTR                     Common 143                                  17610408 SAVE                                               
 CTLBLK                     Common 210                                  96       SAVE                                               
 EXTRA                      Common 158                                  71506268 SAVE                                               
 FRZLVL2                    Subr   1                                                                                                
 LOOPS                      Common 149                                  748952   SAVE                                               
 MAPOT                      Common 189                                  1448     SAVE                                               
 MASKS                      Common 181                                  34853220 SAVE                                               
 PARALLEL                   Common 217                                  8240                                                        
 PVRBLS                     Common 169                                  23480064 SAVE                                               
 VRBLS                      Common 136                                  67138308                                                    

COMPILER OPTIONS BEING USED

       -align noall                          -align nonone
       -align nocommons                      -align nodcommons
       -align noqcommons                     -align nozcommons
       -align records                        -align nosequence
       -align norec1byte                     -align norec2byte
       -align norec4byte                     -align norec8byte
       -align norec16byte                    -align norec32byte
       -align norec64byte                    -align noarray8byte
       -align noarray16byte                  -align noarray32byte
       -align noarray64byte                  -align noarray128byte
       -align noarray256byte                 -altparam
       -assume accuracy_sensitive            -assume nobscc
       -assume nobuffered_io                 -assume nobuffered_stdout
       -assume byterecl                      -assume nocontiguous_assumed_shape
       -assume nocontiguous_pointer          -assume nocc_omp
       -assume nocstring                     -assume nodummy_aliases
       -assume nofpe_summary                 -assume noieee_fpe_flags
       -assume nominus0                      -assume noold_boz
       -assume old_complex_align             -assume old_unit_star
       -assume old_inquire_recl              -assume old_ldout_format
       -assume old_ldout_zero                -assume noold_logical_assign
       -assume noold_logical_ldio            -assume old_maxminloc
       -assume old_xor                       -assume noprotect_allocates
       -assume protect_constants             -assume noprotect_parens
       -assume split_common                  -assume source_include
       -assume nostd_intent_in               -assume std_minus0_rounding
       -assume nostd_mod_proc_name           -assume std_value
       -assume realloc_lhs                   -assume underscore
       -assume no2underscores                -assume norecursion
  no   -auto                                 -auto_scalar
  no   -bintext                              -ccdefault default
       -check noarg_temp_created             -check noassume
       -check nobounds                       -check nocontiguous
       -check noformat                       -check nooutput_conversion
       -check nooverflow                     -check nopointers
       -check noshape                        -check nostack
       -check nouninitialized                -check noudio_iostat
       -coarray-num-procs 0             no   -coarray-config-file

Page 13          Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

       -convert big_endian                   -cross_reference
       -D __INTEL_COMPILER=1910              -D __INTEL_COMPILER_UPDATE=3
       -D __unix__                           -D __unix
       -D __linux__                          -D __linux
       -D __gnu_linux__                      -D unix
       -D linux                              -D __ELF__
       -D __x86_64                           -D __x86_64__
       -D __amd64                            -D __amd64__
       -D __INTEL_COMPILER_BUILD_DATE=20200925       -D __INTEL_OFFLOAD
       -D __MMX__                            -D __SSE__
       -D __SSE_MATH__                       -D __SSE2__
       -D __SSE2_MATH__                      -D __SSE3__
       -D __SSSE3__                          -D __SSE4_1__
       -D __SSE4_2__                         -D __POPCNT__
       -D __PCLMUL__                         -D __AES__
       -D __AVX__                            -D __F16C__
       -D __AVX_I__                          -D __RDRND__
       -D __FMA__                            -D __FP_FAST_FMA
       -D __FP_FAST_FMAF                     -D __BMI__
       -D __LZCNT__                          -D __AVX2__
       -D __haswell                          -D __haswell__
       -D __tune_haswell__                   -D __core_avx2
       -D __core_avx2__                      -D __tune_core_avx2__
       -D __CRAY_X86_ROME                    -D __CRAYXT_COMPUTE_LINUX_TARGET
       -double_size 64                  no   -d_lines
  no   -Qdyncom                              -error_limit 30
  no   -f66                             no   -f77rtl
  no   -fast                                 -fpscomp nofilesfromcmd
       -fpscomp nogeneral                    -fpscomp noioformat
       -fpscomp noldio_spacing               -fpscomp nologicals
       -fixed                           no   -fpconstant
       -fpe3                                 -fprm nearest
  no   -ftz                                  -fp_model noprecise
       -fp_model fast                        -fp_model nostrict
       -fp_model nosource                    -fp_model nodouble
       -fp_model noextended                  -fp_model novery_fast
       -fp_model noexcept                    -fp_model nono_except
       -heap_arrays 0                   no   -threadprivate_compat
       -g2                                   -iface nomixed_str_len_arg
       -iface nono_mixed_str_len_arg         -init noarrays
       -init nohuge                          -init noinfinity
       -init nominus_huge                    -init nominus_infinity
       -init nominus_tiny                    -init nonan
       -init nosnan                          -init notiny
       -init nozero                     no   -intconstant
       -integer_size 32                 no   -mixed_str_len_arg
  no   -module                               -names lowercase
  no   -noinclude                       no   -o
       -offload-build=host                   -openmp-simd
       -O2                              no   -pad_source
       -real_size 32                    no   -recursive
       -reentrancy threaded                  -vec=simd
       -show nofullpath                      -show noinclude
       -show map                             -show options
  no   -syntax_only                     no   -threadcom
  no   -U                               no   -vms
       -w noall                              -w nonone

Page 14          Source Listing                  FRZLVL2
2025-03-12 18:23                                 FRZLVL2.f

       -w alignments                         -w nodeclarations
       -w noexternals                        -w general
       -w noignore_bounds                    -w noignore_loc
       -w nointerfaces                       -w noshape
       -w notruncated_source                 -w uncalled
       -w uninitialized                      -w nounused
       -w usage                         no   -wrap-margins

       -includepath : /pe/intel/compilers_and_libraries_2020.4.304/linux/pstl/include/,/pe/intel/compilers_and_libraries_2020.4.304/linux/compiler/include/,
           .f90,./.f90,/opt/cray/pe/mpich/8.1.12/ofi/intel/19.0/include/.f90,/pe/intel/compilers_and_libraries_2020.4.304/linux/ipp/include/.f90,
           /pe/intel/compilers_and_libraries_2020.4.304/linux/mkl/include/.f90,/pe/intel/compilers_and_libraries_2020.4.304/linux/pstl/include/.f90,
           /pe/intel/compilers_and_libraries_2020.4.304/linux/pstl/stdlib/.f90,/pe/intel/compilers_and_libraries_2020.4.304/linux/tbb/include/.f90,
           /pe/intel/compilers_and_libraries_2020.4.304/linux/compiler/include/intel64/.f90,/pe/intel/compilers_and_libraries_2020.4.304/linux/compiler/include/icc/.f90,
           /pe/intel/compilers_and_libraries_2020.4.304/linux/compiler/include/.f90,/usr/lib64/gcc/x86_64-suse-linux/7/include/.f90,
           /usr/lib64/gcc/x86_64-suse-linux/7/include-fixed/.f90,/usr/include/.f90,/usr/include/.f90,/usr/include/.f90
       -list filename : FRZLVL2.lst
  no   -o

COMPILER: Intel(R) Fortran 19.1-1655