California Department of Water Resources  --  Division of Operations and Maintenance  --  Operations Control Office

                                                         Compliance Standards

                                         for the Sacramento-San Joaquin Delta and Suisun Marsh
                                                         Sunday, July 27, 2008

---------------------------------------------------------------------------------------------------------------------------------------
                Criteria                                              Standard                          Status

      Flow/Operational:

        % of inflow diverted                                              65 %                            36 %
        NDOI, avg.Monthly                                            >=4,000 cfs                       4,155 cfs

        NDOI, 7-day average                                          >=3,000 cfs                       4,201
















---------------------------------------------------------------------------------------------------------------------------------------
     Water Quality:

       Days @ CCWD PP#1 w/ chlorides <= 150                               155 days                       185days
       Export Areas for SWP, CVP, CCWD, et al:                         <= 250 mg/l Cl

       14dm EC at Emmaton, Jersey Point:                      <=2.78 , <=2.20 mS/cm             1.2 ,   0.92mS/cm
       Maximum 30 day running average of mean daily EC
          Vernalis                                                     <= 0.7 mS/cm                      0.6mS/cm

          Brandt Bridge                                                <= 0.7 mS/cm                      0.7mS/cm
          Old River Near Tracy                                         <= 0.7 mS/cm                      0.9mS/cm
          Union Island                                                 <= 0.7 mS/cm                      0.8mS/cm






          Suisun Marsh Salinity Control Gates:             3Opn         Flashboard Status:      OUT
---------------------------------------------------------------------------------------------------------------------------------------
      California Hydrologic Conditions:           (California Cooperative Snow Surveys Forecast, May 1, 2008)

        Previous Month's Index (8RI for May) : 1.892 MAF
        Water Year Type: Criticial

        Sacramento valley water year type index (40/30/30) @ 50% : 5.4 MAF    ( Criticial )
        San Joaquin valley water year type index (60/20/20) @ 75% : 2.1 MAF   ( Criticial )

---------------------------------------------------------------------------------------------------------------------------------------

     Electrical Conductivity (EC) in milliSiemens   Montezuma Slough                      Coordinated Operation
     mht - mean high tides                            #xxx:  where # is number of             c = excess Delta conditions
     md - mean daily                                  gaFTF - full tide operation             s = balanced Delta cond. w/
     14 dm - fourteen day running mean                 OPN - open always                      Excess Delta conditions with
     28 dm - twenty-eight day running                  FTP - full tide partial                   f - fish concerns
     N.R. - No Record                                  CLO - closed always                       r - E/I ratio
     N.C. - Average not computed                       1C/2O - 1 gate closed always; 2
     e -                                               1C/1F/1O - 1 gate closed; 1 full
     pdm - progressive daily mean

                                  Contact the Compliance and Modeling Section at ocss@water.ca.gov

Delta Operations Section                                       PRELIMINARY DATA              7/28/2008 10:17:12 AM        Page 1 of 5
                                                       ff

     DWR-Delta Environmental Compliace
        California Department of Water Resources  --  Division of Operations and Maintenance  --  Operations Control Office


                                                   Delta Water Quality Conditions


                    Antioch Tides      Delta     Martinez     Port Chicago     Mallard     Chipps Island        Collinsville
                                       Ouflow
    Date            High     Half                  mdEC      mdEC     14dm       mdEC       mdEC     14dm       mdEC     14dm

  06/27/2008         6.31     4.18         7536    30.80     14.32    15.63        7.15      6.63     7.01       3.74    4.04
  06/28/2008         6.62     4.42         7262    23.37     17.07    15.60        8.48      8.00     6.94       4.64    3.99
  06/29/2008         4.92     3.76         7593    23.18     16.34    15.53        8.41      7.93     6.89       4.70    3.95

  06/30/2008         6.83     4.55         7411    22.26     16.64    15.51        8.45      7.97     6.89       4.71    3.94
  07/01/2008         6.94     4.58         5565    23.61     15.30    15.47        8.55      8.07     6.93       4.73    3.97

  07/02/2008         7.05     4.60         5415    23.88     10.50    15.17        8.80      8.33     7.04       4.91    4.05
  07/03/2008         7.00     4.54         4454    23.85     14.39    15.06        8.72      8.25     7.16       4.89    4.13
  07/04/2008         6.86     4.47         4440    23.69     11.71    14.81        8.81      8.34     7.28       4.63    4.20

  07/05/2008         6.53     4.30         4552    23.06     13.12    14.61        8.12      7.63     7.35       4.65    4.24
  07/06/2008         6.18     4.54         4509    21.94     11.01    14.28        7.68      7.17     7.36       4.52    4.27

  07/07/2008         5.90     4.28         4107    21.65     11.06    13.96        7.77      7.26     7.37       4.44    4.31
  07/08/2008         5.74     4.22         3647    21.80     10.55    13.64        7.65      7.14     7.44       4.29    4.36
  07/09/2008         5.97     4.22         3237    20.70     11.57    13.38        8.02      7.52     7.56       4.74    4.47

  07/10/2008         6.34     4.34         3274    21.94     12.74    13.31        8.91      8.45     7.76       5.25    4.63
  07/11/2008         6.52     4.69         3303    24.81     16.29    13.45       10.60     10.24     8.02       6.55    4.83

  07/12/2008         6.43     4.56         2812    24.04     16.20    13.39       10.24      9.85     8.15       6.64    4.98
  07/13/2008         6.61     4.64         3762    23.87     11.63    13.05       10.14      9.75     8.28       6.46    5.10
  07/14/2008         6.61     4.74         3627    23.73e    15.15    12.94       11.08     10.75     8.48       7.21    5.28

  07/15/2008         6.72     4.67         3597    23.38e    14.30    12.87       11.24     10.92     8.69       7.14    5.45
  07/16/2008         6.65     4.60         3880    21.52e    12.50    13.02       10.75     10.40     8.83       6.65    5.58

  07/17/2008         6.52     4.37         4960    21.47     12.01    12.85       10.46     10.09     8.96       6.53    5.69
  07/18/2008         6.51     4.47         4533    20.96     11.26    12.81       10.28      9.89     9.08       6.36    5.82
  07/19/2008         6.50     4.52         4556    20.91     10.57    12.63       10.45     10.08     9.25       6.60    5.96

  07/20/2008         6.40     4.49         4555    21.31     11.84    12.69       10.88     10.53     9.49       6.58    6.10
  07/21/2008         6.06     4.51         4297    20.41     11.03    12.69       10.00      9.60     9.66       5.95    6.21

  07/22/2008         5.74     4.49         4553    19.59     10.21    12.66        9.25      8.81     9.78       5.43    6.29
  07/23/2008         5.70     4.20         3945    18.71      9.74    12.53        8.93      8.47     9.84       5.38    6.34
  07/24/2008         6.01     4.25         5449    18.86      9.02    12.27        9.42      8.98     9.88       5.86    6.38

  07/25/2008         6.12     4.18         3682    19.27      8.09    11.68        9.47      9.04     9.80       5.84    6.33
  07/26/2008         6.46     4.26         3839    19.22      7.13    11.03       10.02      9.62     9.78       6.04    6.29

  07/27/2008         6.78     4.50         3640    20.66      6.45    10.66       11.31     11.00     9.87       6.55    6.29


 Antioch Tides measured in feet above mean
 Delta Outflow - Net Delta Outflow

 Chipps Island EC calculated from measurements recorded at
 Electrical Conductivity (EC) in milliSiemens per
 md - mean daily

 14 dm - fourteen day running mean
 N.R. - No Record
 N.C. - Average not computed due to insufficient data.

 B.R. - Below Rating
 e - estimated value





  Delta Operations Section                                 PRELIMINARY DATA                7/28/2008 10:17:20 AM      Page 2 of 5


    DWR-Delta Environmental Compliace
          California Department of Water Resources  --  Division of Operations and Maintenance  --  Operations Control Office



                                                     Delta Water Quality Conditions

                                                                          Cache     Good     Sunrise    Volanti   Beldons    Collins-

                     Antioch          Jersey Point         Emmaton        Slough    Slough     Club      Slough   Landing     ville
     Date         mdEC     14mdEC    mdEC     14mdE     mdEC     14mdE     mdEC      mhtEC    mhtEC      mhtEC     mhtEC      mhtEC

  06/27/2008      1.57       1.7      0.35     0.39      0.41     0.58      0.51    14.10      11.98       7.7      11.12       5.2
  06/28/2008      1.97       1.7      0.40     0.39      0.60     0.58      0.50    13.99      12.13       7.8      11.12       5.8

  06/29/2008      2.05       1.7      0.41     0.39      0.75     0.58      0.53    14.17      12.23       8.1       9.96       3.9
  06/30/2008      2.16       1.8      0.44     0.39      0.82     0.58      0.55    14.39      11.57      11.3      11.23       6.0

  07/01/2008      2.34       1.8      0.45     0.39      0.90     0.59      0.49    14.84      12.40      11.3      11.32       5.5
  07/02/2008      2.56       1.8      0.49     0.40      1.00     0.62      0.45    15.16      12.53      11.4      11.72       5.7
  07/03/2008      2.65       1.9      0.51     0.41      1.05     0.65      0.43    15.30      12.58      11.5      12.04       5.9

  07/04/2008      2.60       1.9      0.51     0.41      0.99     0.67      0.39    15.09      12.67      11.7      11.88       5.7
  07/05/2008      2.36       2.0      0.51     0.42      0.83     0.69      0.42    14.82      12.36      11.6      12.34       5.4

  07/06/2008      2.29       2.0      0.50     0.43      0.73     0.70      0.46    14.37      12.39      11.5      12.38       5.6
  07/07/2008      2.30       2.0      0.51     0.44      0.66     0.71      0.50    14.70      12.30      11.4      12.54       5.3
  07/08/2008      2.31       2.1      0.50     0.45      0.59     0.72      0.51    15.12      12.22      11.4      12.09       5.2

  07/09/2008      2.49       2.2      0.53     0.46      0.64     0.74      0.51    15.40      12.11      11.3      12.25       6.3
  07/10/2008      2.80       2.3      0.60     0.48      0.68     0.76      0.46    15.73      13.90      11.4      12.20       7.0

  07/11/2008      3.51       2.4      0.78     0.49      1.05     0.81      0.38    16.31      13.63      11.5      11.91       7.7
  07/12/2008      3.48       2.5      0.82     0.50      1.09     0.84      0.40    16.47      13.16      11.7      11.59       7.6
  07/13/2008      3.60       2.6      0.87     0.51      1.07     0.86      0.40    16.61      13.71      11.9      10.64       7.6

  07/14/2008      3.99       2.8      0.99     0.55      1.32     0.90      0.38    16.49      12.73      11.4      12.13       8.7
  07/15/2008      3.92       2.9      1.01     0.65      1.60     0.95      0.41    16.66      13.38      12.2      11.88       8.2

  07/16/2008      3.74       3.0      0.96     0.69      1.50     0.99      0.44    16.62      13.14      12.1      11.86       8.0
  07/17/2008      3.63       3.0      0.93     0.72      1.26     1.00      0.43    16.71      13.31      12.0      12.53       7.3
  07/18/2008      3.57       3.1      0.94     0.75      1.28     1.02      0.40    16.74      12.71      12.2      12.27       7.4

  07/19/2008      3.73       3.2      0.97     0.78      1.30     1.06      0.38    16.61      12.53      12.2      12.79       7.5
  07/20/2008      3.64       3.3      0.95     0.81      1.39     1.10      0.38    16.53      13.30      12.5      12.87       7.7

  07/21/2008      3.24       3.4      0.86     0.84      1.34     1.15      0.42    16.66      13.67      12.4      12.31       6.7
  07/22/2008      3.04       3.4      0.81     0.86      0.98     1.18      0.45    16.77      13.40      12.2      12.64       6.5
  07/23/2008      3.01       3.4      0.82     0.88      0.84     1.19      0.48    17.10      13.36      12.2      12.84       6.4

  07/24/2008      3.14       3.5      0.83     0.90      0.92     1.21      0.52    17.28      13.19      12.2      13.04       7.2
  07/25/2008      3.20       3.5      0.86     0.90      0.92     1.20      0.48    17.63      13.05      12.4      13.04       7.4

  07/26/2008      3.41       3.4      0.92     0.91      1.00     1.19      0.43    17.82      17.82      12.2      13.18       7.3
  07/27/2008      3.94       3.5      1.06     0.92      1.38     1.22      0.43    17.50      13.09      12.4      12.93       8.2


  Electrical Conductivity (EC) in milliSiemens per

  Chlorides (Cl) in milligrams per litre.
  mht - mean high tides
  md - mean daily

  N.R. - No Record
  N.C. - Average not computed due to insufficient data.
  e - estimated value








  Delta Operations Section                                    PRELIMINARY DATA                 7/28/2008 10:17:24 AM    Page 3 of 5

   DWR-Delta Environmental Compliace
          California Department of Water Resources  --  Division of Operations and Maintenance  --  Operations Control Office



                                                     Delta Water Quality Conditions

                    Bethel    Farrar   Holland    Bacon    Contra   Clifton     Tracy                Bacon    Contra
                    Island     Park      Tract    Island    Costa     Court     P.P.     Antioch     Island    Costa    Delta
        Date         mdEC      mdEC      mdEC      mdEC     mdEC      mdEC      mdEC       mdCl       mdCl     mdCl      Statu
                                                                                                                           s
    06/27/2008          0.3      0.37     0.24       0.2     0.31      0.39      0.45       430         37         35       b

    06/28/2008          0.3      0.37     0.24       0.2     0.31      0.38      0.41       557         37         34       b
    06/29/2008          0.3      0.37     0.24       0.2     0.31      0.38      0.40       583         37         33       b

    06/30/2008          0.3      0.39     0.24       0.2     0.30      0.38      0.41       618         35         33       b
    07/01/2008          0.3      0.39     0.24       0.2     0.29      0.32      0.39       675         35         33       b
    07/02/2008          0.2      0.38     0.24       0.2     0.30      0.31      0.38       745         35         33       b

    07/03/2008          0.3      0.38     0.24       0.2     0.30      0.30      0.39       774         35         33       b
    07/04/2008          0.3      0.38     0.24       0.2     0.30      0.30      0.38       758         32         33       b

    07/05/2008          0.3      0.38     0.26       0.2     0.29      0.30      0.38       682         32         33       b
    07/06/2008          0.3      0.38     0.26       0.2     0.28      0.30      0.39       659         35         33       b
    07/07/2008          0.3      0.38     0.27       0.2     0.27      0.30      0.39       663         35         33       b

    07/08/2008          0.3      0.39     0.29       0.2     0.28      0.30      0.36       666         35         34       b
    07/09/2008          0.3      0.40     0.30       0.2     0.28      0.30      0.32       723         37         35       b

    07/10/2008          0.3      0.41     0.31       0.2     0.28      0.30      1.02       822         37         36       b
    07/11/2008          0.3      0.46     0.32       0.2     0.28      0.27      1.09      1048         37         37       b
    07/12/2008          0.3      0.52     0.35       0.3     0.27      0.27      0.30      1038         40         34       b

    07/13/2008          0.4      0.60     0.37       0.3     0.26      0.27      0.31      1077         45         34       b
    07/14/2008          0.4      0.66     0.40       0.3     0.27      0.27e     0.32      1201         53         40       b

    07/15/2008          0.4      0.66     0.41       0.3     0.28      0.27e     0.33      1179         58         44       b
    07/16/2008          0.4      0.66     0.44       0.3     0.29      0.27e     0.34      1121         64         48       b
    07/17/2008          0.5      0.66     0.45       0.4     0.31      0.27e     0.34      1086         69         56       b

    07/18/2008          0.5      0.66     0.45       0.4     0.31      0.27      0.35      1067         72         63       b
    07/19/2008          0.5      0.68     0.46       0.4     0.33      0.27      0.35      1118         74         60       b

    07/20/2008          0.5      0.68     0.47       0.4     0.33      0.27e     0.37      1089         74         71       b
    07/21/2008          0.5      0.66     0.47       0.4     0.36      0.27e     0.38       962         77         79       b
    07/22/2008          0.5      0.66     0.48       0.4     0.35      0.27e     0.38       898         77         81       b

    07/23/2008          0.5      0.66     0.49       0.4     0.36      0.27e     0.38       889         82         83       b
    07/24/2008          0.5      0.67     0.50       0.4     0.37      0.27e     0.37       930         85         84       b

    07/25/2008          0.5      0.67     0.50       0.4     0.39      0.36      0.38       949         85         88       b
    07/26/2008          0.5      0.68     0.50       0.4     0.41      0.37      0.38      1016         85         92       b
    07/27/2008          0.5      0.71     0.50       0.4     0.41      0.37e     0.39      1185         85         94       b



  Electrical Conductivity (EC) in milliSiemens per                          Coordinated Operation Agreement Delta Status:
  Chlorides (Cl) in milligrams per litre.                                      c = excess Delta conditions
  md - mean daily                                                              b = balanced Delta cond. w/ no storage

  N.R. - No Record                                                             s = balanced Delta cond. w/ storage
  N.C. - Average not computed due to insufficient data.                        Excess Delta conditions with restrictions:
  B.R. - Below Rating                                                                f - fish concerns

  e - estimated value                                                                r - E/I ratio
  Antioch and Bacon Island mdCl are calculated from the respective







 Delta Operations Section                                   PRELIMINARY DATA                   7/28/2008 10:17:28 AM     Page 4 of 5


   DWR-Delta Environmental Compliace
          California Department of Water Resources  --  Division of Operations and Maintenance  --  Operations Control Office



                                                     Delta Water Quality Conditions

                                                      South Delta Stations


                              Vernalis              Brandt Bridge          Old River Near Tracy         Union Island
           Date          md EC      30 day        md EC                     md EC     30 day avg     md EC      30 day
                                      avg                      avg                                                avg

          06/27/2008        0.63        0.66         0.85        0.77         0.96          0.94        0.82        0.79
          06/28/2008        0.56        0.66         0.81        0.77         0.95          0.95        0.77        0.80
          06/29/2008        0.58        0.67         0.80        0.78         0.95          0.96        0.76        0.80

          06/30/2008        0.62        0.67         0.80        0.78         0.92          0.96        0.75        0.80
          07/01/2008        0.63        0.67         0.78        0.79         0.90          0.97        0.72        0.81

          07/02/2008        0.65        0.67         0.77        0.79         0.90          0.97        0.75        0.81
          07/03/2008        0.59        0.67         0.77        0.80         0.92          0.98        0.75        0.81
          07/04/2008        0.66        0.68         0.77        0.80         0.89          0.98        0.79        0.81

          07/05/2008        0.59        0.68         0.77        0.80         0.93          0.98        0.79        0.81
          07/06/2008        0.59        0.68         0.78        0.81         0.91          0.98        0.80        0.81

          07/07/2008        0.68        0.68         0.78        0.81         0.89          0.99        0.79        0.81
          07/08/2008        0.70        0.68         0.78        0.81         0.86          0.98        0.75        0.81
          07/09/2008        0.70        0.69         0.77        0.81         0.87          0.98        0.76        0.81

          07/10/2008        0.64        0.68         0.74        0.81         0.90          0.98        0.82        0.81
          07/11/2008        0.59        0.68         0.66        0.80         0.89          0.97        0.86        0.81

          07/12/2008        0.62        0.67         0.67        0.80         0.88          0.96        0.86        0.81
          07/13/2008        0.58        0.67         0.68        0.79         0.90          0.95        0.82        0.81
          07/14/2008        0.58        0.66         0.68        0.79         0.94          0.95        0.75        0.80

          07/15/2008        0.58        0.66         0.68        0.78         0.92          0.94        0.76        0.80
          07/16/2008        0.60        0.65         0.69        0.78         0.89          0.93        0.70        0.79

          07/17/2008        0.58        0.65         0.69        0.77         0.87          0.93        0.69        0.79
          07/18/2008        0.60        0.64         0.69        0.77         0.86          0.92        0.70        0.79
          07/19/2008        0.58        0.64         0.69        0.76         0.82          0.92        0.71        0.78

          07/20/2008        0.57        0.63         0.69        0.76         0.80          0.91        0.72        0.78
          07/21/2008        0.60        0.62         0.70        0.75         0.80          0.91        0.72        0.78

          07/22/2008        0.62        0.62         0.71        0.75         0.81          0.90        0.72        0.77
          07/23/2008        0.61        0.62         0.71        0.75         0.83          0.90        0.70        0.77
          07/24/2008        0.58        0.61         0.71        0.74         0.83          0.89        0.71        0.76

          07/25/2008        0.60        0.61         0.71        0.74         0.83          0.89        0.74        0.76
          07/26/2008        0.58        0.61         0.70        0.73         0.82          0.88        0.75        0.76

          07/27/2008        0.59        0.61         0.68        0.73         0.84          0.88        0.75        0.76


  Electrical Conductivity (EC) in milliSiemens per                          Coordinated Operation Agreement Delta Status:
  Chlorides (Cl) in milligrams per litre.                                      c = excess Delta conditions

  md - mean daily                                                              b = balanced Delta cond. w/ no storage
  N.R. - No Record                                                             s = balanced Delta cond. w/ storage
  N.C. - Average not computed due to insufficient data.                        Excess Delta conditions with restrictions:

  B.R. - Below Rating                                                                f - fish concerns
  e - estimated value                                                                r - E/I ratio






 Delta Operations Section                                   PRELIMINARY DATA                   7/28/2008 10:17:31 AM     Page 5 of 5