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  	                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                               ACCUMULATIONS FOR APRIL 2005

    |GLEN CANYON    |                         HOOVER DAM         |             DAVIS DAM           |      MWD       |            PARKER DAM              |
    |               |  LAKE                                      |LAKE                             |                | LAKE                               |   C.A.P.
    |         ACCUM.|  MEAD    HOOVER RELEASE        GROSS  RATE |MOHAVE      DAVIS RELEASE   GROSS|DIVER. AT INTAKE| HAVASU     PARKER RELEASE     GROSS| DIVER. ACCUM.
DAY |   CFS    A.F. |  ELEV.   CFS    A.F.   ACCUM.   GEN  KWH/AF|ELEV   CFS   A.F.   ACCUM.  GEN  | A.F. ACCUM.    | ELEV    CFS    A.F.   ACCUM.  GEN. | A.F.   A.F.
----------------------------------------------------------------------------------------------------------------------------------------------------------------------
  1   14000   27769   1147.70  13706  27186   27186  11660  429  642.25  18240  36178   36178  4593     0      0    446.48  13100  25975    25975   1608   5502   5502
  2   14000   55537   1147.73  13352  26484   53670  11448  432  641.99  15670  31089   67267  3935     0      0    446.58  13390  26557    52532   1652   5389  10891
  3    6700   68826   1147.70  15072  29894   83564  12963  434  642.09  12700  25192   92459  3181     0      0    446.49  13270  26324    78856   1642   5851  16742
  4   14100   96793   1147.67  17287  34289  117853  14931  435  642.73  10310  20447  112906  2611     0      0    446.43  11020  21856   100712   1356   5236  21979
  5   14100  124760   1147.52  19403  38485  156338  16741  435  642.97  16360  32446  145352  4146  1315   1315    446.16  11510  22839   123551   1414   4328  26307
  6   14000  152529   1147.33  21563  42770  199108  18795  439  643.15  17070  33858  179210  4285  2055   3370    446.30  11200  22207   145758   1444   4901  31208
  7   14000  180298   1147.15  19740  39153  238261  17114  437  643.20  18290  36282  215492  4596  1906   5276    446.50  11970  23733   169491   1514   5183  36391
  8   14000  208066   1147.08  18169  36038  274299  15756  437  643.10  18290  36272  251764  4584  1908   7184    446.46  14370  28493   197984   1781   5560  41950
  9    7400  222744   1147.23  11616  23040  297339   9810  426  642.79  17860  35426  287190  4473  1896   9080    446.32  15090  29931   227915   1867   5643  47593
 10    7300  237223   1147.31  11404  22619  319958   9593  424  642.29  18010  35730  322920  4486  1898  10979    446.33  14000  27771   255686   1746   5597  53191
 11    7300  251702   1147.22  17775  35256  355214  15427  438  642.26  17960  35621  358541  4453  3624  14602    446.47  12080  23954   279640   1484   5540  58731
 12    7300  266182   1147.03  20495  40651  395865  17741  436  642.33  17770  35247  393788  4434  3812  18415    446.68  11790  23389   303029   1474   4748  63479
 13    7300  280661   1146.83  16816  33354  429219  14369  431  642.24  17570  34854  428642  4377  3769  22183    447.01  11020  21851   324880   1383   2791  66270
 14    7200  294942   1146.68  18520  36734  465954  15986  435  642.39  16680  33077  461719  4177  3769  25952    447.41  10030  19885   344765   1268   5550  71819
 15    7300  309421   1146.56  15241  30230  496184  13054  432  642.13  18480  36655  498374  4592  3388  29340    447.42  12140  24079   368844   1527   5403  77222
 16    7300  323901   1146.53  11712  23230  519414   9819  423  641.74  15670  31081  529455  3881  3376  32715    447.41  12730  25250   394094   1610   5609  82832
 17    7200  338182   1146.47  10368  20564  539978   8669  422  641.31  15510  30767  560222  3825  3400  36115    447.24  12890  25566   419660   1640   5655  88487
 18    7200  352463   1146.37  14513  28786  568764  12433  432  641.13  16230  32189  592411  3994  3380  39495    447.16  12010  23815   443475   1510   5405  93892
 19    7200  366744   1146.16  21545  42733  611497  18821  440  641.57  16170  32076  624487  3984  3318  42813    447.13  11800  23406   466881   1493   5504  99396
 20    7300  381223   1145.89  23920  47445  658942  20876  440  641.87  16070  31880  656367  3975  3354  46167    447.23  10450  20734   487615   1286   5459 104854
 21    7300  395703   1145.66  23457  46526  705468  20544  442  642.34  16120  31979  688346  4003  3370  49537    447.48   9000  17851   505466   1118   5611 110465
 22    7300  410182   1145.54  18141  35983  741451  15686  436  642.34  17030  33775  722121  4239  3348  52885    447.75  10010  19854   525320   1281   5603 116069
 23    7500  425058   1145.47  15665  31071  772522  13479  434  642.41  14880  29514  751635  3688  3374  56259    447.60  11790  23377   548697   1521   6109 122178
 24    7200  439339   1145.33  14411  28585  801107  12338  432  642.50  14670  29101  780736  3617  3386  59645    447.39  12800  25390   574087   1629   5415 127593
 25    7200  453620   1145.16  20148  39962  841069  17496  438  642.74  16680  33078  813814  4150  3388  63033    447.58   9810  19455   593542   1255   5455 133047
 26    7400  468298   1144.97  21433  42511  883580  18931  445  643.01  16560  32855  846669  4098  3850  66883    447.66  10200  20234   613776   1314   6107 139154
 27    7200  482579   1144.76  21188  42025  925605  18469  439  643.33  16640  33013  879682  4144  3862  70744    447.79   9540  18917   632693   1219   6105 145260
 28    7300  497058   1144.62  18867  37423  963028  16305  436  643.36  15070  29896  909578  3744  3802  74547    448.11   8470  16798   649491   1112   6109 151369
 29    7300  511537   1144.46  19035  37755 1000783  16428  435  643.65  15730  31200  940778  3927  3747  78294    448.23   9510  18860   668351   1263   6111 157480
 30    7400  526215   1144.45  11476  22762 1023545   9619  423  643.36  14880  29513  970291  3709  1595  79888    448.30   9780  19395   687746   1293   6113 163593

TOTAL                                               445302                                   121899                                                43703










                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                     AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2005

                                        LAKE MEAD                      LAKE MOHAVE                      LAKE HAVASU                        SENATOR WASH
  AVAILABLE CAPACITY IN A.F.            *25877000                        1809800                           619400                              9144
  ELEVATION IN FEET                        1219.6                          647.0                            450.0                             240.0

           TOTAL     TOTAL    |             HOOVER            |            DAVIS            |             PARKER            |             SENATOR WASH
          SYSTEM    AVAILABLE |ELEVATION    CONTENT   RELEASE |ELEVATION   CONTENT  RELEASE |ELEVATION    CONTENT   RELEASE | ELEVATION   CONTENT  PUMPED   RELEASE
     DAY  STORAGE**   SPACE   |  FEET       1000A.F.    ft3/s |  FEET      1000A.F.  ft3/s  |   FEET      1000A.F.  ft3/s   |  FEET        A.F.     ft3/s    ft3/s
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
       1    31180.5  29701.5    1147.70      16224       13700   642.25     1678.2    18200    446.48      551.5    13100      235.42     7493      669       74
       2    31169.9  29712.2    1147.73      16227       13400   641.99     1671.1    15700    446.58      553.4    13400      234.07     7040       12      212
       3    31173.4  29708.6    1147.70      16224       15100   642.09     1673.9    12700    446.49      551.7    13300      238.92     8738      952        0
       4    31183.0  29699.0    1147.67      16221       17300   642.73     1691.3    10300    446.43      550.6    11000      239.83     9080      281        0
       5    31160.4  29721.6    1147.52      16204       19400   642.97     1697.9    16400    446.16      545.6    11500      239.93     9117       96        0
       6    31144.0  29738.1    1147.33      16183       21600   643.15     1702.8    17100    446.30      548.2    11200      238.61     8625        0      171
       7    31132.1  29750.0    1147.15      16163       19700   643.20     1704.2    18300    446.50      551.9    12000      232.42     6510        0     1116
       8    31120.7  29761.4    1147.08      16156       18200   643.10     1701.4    18300    446.46      551.2    14400      226.49     4799        0      894
       9    31145.0  29737.0    1147.23      16172       11600   642.79     1693.0    17900    446.32      548.6    15100      220.35     3340        0      755
      10    31156.8  29725.3    1147.31      16181       11400   642.29     1679.3    18000    446.33      548.8    14000      227.55     5084      900        0
      11    31165.9  29716.2    1147.22      16171       17800   642.26     1678.5    18000    446.47      551.3    12100      233.44     6836      964        0
      12    31169.9  29712.2    1147.03      16150       20500   642.33     1680.4    17800    446.68      555.2    11800      239.18     8836     1107        0
      13    31166.5  29715.5    1146.83      16128       16800   642.24     1678.0    17600    447.01      561.3    11000      239.31     8885      197        0
      14    31185.0  29697.0    1146.68      16112       18500   642.39     1682.0    16700    447.41      568.8    10000      237.85     8346        0      219
      15    31187.7  29694.4    1146.56      16099       15200   642.13     1674.9    18500    447.42      569.0    12100      234.57     7207        0      575
      16    31198.5  29683.6    1146.53      16095       11700   641.74     1664.4    15700    447.41      568.8    12700      234.18     7077        0       15
      17    31209.0  29673.1    1146.47      16089       10400   641.31     1652.8    15500    447.24      565.6    12900      238.31     8514      816        0
      18    31227.7  29654.4    1146.37      16078       14500   641.13     1647.9    16200    447.16      564.1    12000      237.75     8310       84      105
      19    31256.4  29625.7    1146.16      16055       21500   641.57     1659.8    16200    447.13      563.6    11800      237.97     8389      119        0
      20    31285.8  29596.2    1145.89      16025       23900   641.87     1667.9    16100    447.23      565.4    10500      238.82     8701      242        0
      21    31326.3  29555.8    1145.66      16000       23500   642.34     1680.7    16100    447.48      570.2     9000      235.52     7527        0      569
      22    31364.0  29518.1    1145.54      15987       18100   642.34     1680.7    17000    447.75      575.3    10000      235.52     7527       69       13
      23    31392.9  29489.2    1145.47      15979       15700   642.41     1682.6    14900    447.60      572.4    11800      233.87     6975      141      394
      24    31439.0  29443.1    1145.33      15964       14400   642.50     1685.1    14700    447.39      568.5    12800      237.98     8393      785        0
      25    31480.5  29401.6    1145.16      15945       20100   642.74     1691.6    16700    447.58      572.1     9810      235.01     7353        7      492
      26    31520.5  29361.5    1144.97      15925       21400   643.01     1700.3    16600    447.66      573.8    10200      237.11     8081      438        0
      27    31566.0  29316.0    1144.76      15902       21200   643.33     1708.3    16600    447.79      576.2     9540      239.80     9069      618        0
      28    31611.1  29271.0    1144.62      15887       18900   643.36     1709.2    15100    448.11      582.7     8470      235.93     7667        0      660
      29    31650.3  29231.8    1144.46      15870       19000   643.65     1716.3    15700    448.23      584.7     9510      234.72     7257       84      274
      30    31686.6  29195.4    1144.45      15869       11500   643.36     1706.9    14900    448.30      586.0     9780      237.91     8368      643        0

TOTAL                                                   516000                       489500                        346810                          9224     6538
AVE.                                                     17200                        16320                         11560                           307      218
AC FT                                                  1023000                       971000                        688000                         18296    12968

      * BOTTOM OF EXCLUSIVE FLOOD CONTROL SPACE
     ** INCLUDES FONTENELLE AND CRYSTAL RESERVOIRS


                                                                      BUREAU OF RECLAMATION
                                                                      LOWER COLORADO REGION
                                                                      BOULDER CITY, NEVADA

                                             COLORADO RIVER STORAGE PROJECT DATA (operational) FOR APRIL 2005

                   LAKE POWELL          |        FLAMING GORGE        |          NAVAJO            |      BLUE MESA             |     MORROW POINT
             MAX. STORAGE 24322000 AF   |  MAX. STORAGE 3749000 AF    | MAX. STORAGE 1696000 AF    | MAX. STORAGE 829500 AF     | MAX. STORAGE 117025 AF  
    COMPUTED MAX. ELEV. 3700.0 FEET     |  MAX. ELEV. 6040.0 FEET     | MAX. ELEV. 6085.0 FEET     | MAX. ELEV. 7519.4 FEET     | MAX. ELEV. 7160.0 FEET
     INFLOW  ELEVATION CONTENT  RELEASE |  ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE | ELEVATION CONTENT  RELEASE
DATE FT3/S   (FEET)  (1000 AF)   FT3/S  |  (FEET)  (1000 AF)   FT3/   |(FEET)  (1000 AF)   FT3/S   | (FEET)  (1000 AF)   FT3/S  |(FEET)  (1000 AF)   FT3/S
------------------------------------------------------------------------------------------------------------------------------------------------------------
   1   8500   3555.79    8007    14000      6016.39   2850     1000      6046.39   1180      500     7466.89    418.6    1680     7152.04    110.7    1770
   2   8400   3555.65    7997    14000      6016.47   2860     1000      6046.54   1190      500     7466.75    417.9     740     7150.17    109.2    1530
   3   8400   3555.71    8001     6700      6016.49   2860      990      6046.76   1190      500     7466.45    416.1    1500     7149.98    109.1    1600
   4   8000   3555.59    7992    14100      6016.57   2860      990      6047.03   1190      500     7466.17    414.5    1510     7149.88    109.0    1580
   5   8100   3555.45    7982    14100      6016.63   2860      990      6047.12   1190      500     7465.97    412.8    1490     7149.29    108.5    1760
   6   8400   3555.30    7971    14000      6016.63   2860      990      6047.87   1200      500     7465.68    411.1    1510     7149.04    108.3    1630
   7   9000   3555.19    7963    14000      6016.77   2870      990      6048.44   1210      500     7465.37    409.4    1510     7148.91    108.2    1600
   8   9600   3555.10    7956    14000      6016.75   2870      990      6049.03   1210      500     7465.13    407.9    1490     7148.88    108.2    1560
   9   9900   3555.23    7966     7400      6016.81   2870      990      6049.62   1220      500     7464.88    406.3    1510     7148.13    107.6    1860
  10  10900   3555.38    7977     7300      6016.85   2870      990      6050.04   1230      500     7464.42    403.4    2020     7148.72    108.1    1890
  11  13000   3555.58    7992     7300      6016.85   2870      990      6050.40   1230      500     7463.85    399.9    2330     7149.31    108.5    2190
  12  13500   3555.79    8007     7300      6016.91   2870      980      6050.73   1230      500     7463.29    396.2    2390     7150.08    109.1    2150
  13  12900   3555.95    8019     7300      6016.91   2870      990      6051.18   1240      500     7462.68    392.7    2400     7150.82    109.7    2200
  14  12500   3556.14    8033     7200      6016.99   2870      990      6051.84   1250      500     7462.14    389.4    2440     7152.12    110.7    2030
  15  12200   3556.31    8046     7300      6017.01   2880      990      6052.65   1260      500     7461.63    386.2    2540     7153.59    111.9    2060
  16  13000   3556.52    8061     7300      6017.03   2880      980      6053.43   1270      500     7461.97    388.2      10     7148.71    108.1    2030
  17  15300   3556.79    8081     7200      6017.05   2880      990      6054.33   1280      500     7461.59    386.2    2350     7149.75    108.9    2070
  18  17500   3557.10    8105     7200      6017.11   2880      990      6055.18   1290      500     7461.38    384.7    2240     7150.44    109.4    2110
  19  18800   3557.48    8133     7200      6017.13   2880      990      6056.04   1300      500     7461.30    383.9    1870     7150.75    109.7    1910
  20  20600   3557.93    8167     7300      6017.23   2880      990      6056.85   1310      500     7461.22    383.4    1920     7151.05    109.9    1940
  21  22300   3558.41    8203     7300      6017.29   2890      990      6057.57   1320      500     7461.71    382.2    2180     7151.92    110.6    1970
  22  22700   3558.88    8238     7300      6017.33   2890      980      6058.29   1330      500     7461.45    380.6    2170     7152.70    111.2    2000
  23  22500   3559.25    8266     7500      6017.37   2890      990      6058.97   1330      500     7461.90    383.2      50     7147.90    107.5    2040
  24  20700   3559.80    8308     7200      6017.51   2890      990      6060.17   1350      500     7461.80    382.7    2140     7149.02    108.3    1870
  25  20500   3560.24    8341     7200      6017.57   2890      990      6061.19   1360      500     7461.59    381.4    2180     7149.51    108.7    2150
  26  22500   3560.75    8380     7400      6017.65   2900      990      6061.79   1370      530     7461.36    380.0    2090     7150.13    109.2    1990
  27  25600   3561.31    8423     7200      6017.73   2900      990      6062.66   1380     1000     7461.14    378.4    2160     7150.94    109.8    1980
  28  27000   3561.84    8464     7300      6017.83   2900      990      6063.23   1390     1010     7460.83    376.9    2160     7151.63    110.3    2020
  29  24800   3562.36    8504     7300      6017.85   2900      980      6063.71   1400     1010     7460.55    375.1    2110     7152.31    110.9    1980
  30  23900   3562.81    8538     7400      6018.01   2910      980      6064.14   1400     1010     7460.89    377.2       0     7147.31    107.0    2050

TOT  471000                     265300                        29670                        17060                        52690                        57520
AVE   15700                       8840                          990                          570                         1760                         1920
A F  934200                     526000                        59000                        33800                        104500                       114100







                                          BUREAU OF RECLAMATION
                                          LOWER COLORADO REGION
                                          BOULDER CITY, NEVADA

                                     GLEN CANYON TO HOOVER DAM LOSSES

                                                APRIL 2005

                      |           | LAKE    |         |   LAKE|    LAKE   |  CHANGE |
               GLEN   |    HOOVER | MEAD    |  STORAGE|   MEAD|    MEAD   |   BANK  |       |          |
              RELEASE |    RELEASE| STORAGE |  CHANGE |PUMPING|EVAPORATION| STORAGE |  LOSS |  ACCUMUL.|  INFLOW
   DATE |      CFS    |     CFS   | 1000 AF |  1000 AF|    CFS|     CFS   |    CFS  |   CFS |     A.F. |   CFS
--------------------------------------------------------------------------------------------------------------------
      1        14000       13700     16224         4       551       845       131     -3262     -6471     17200
      2        14000       13400     16227         3       569       845        98     -2702    -11831     16400
      3         6700       15100     16224        -3       580       845       -98      -919    -13654     14900
      4        14100       17300     16221        -3       612       845       -98     -3120    -19843     17100
      5        14100       19400     16204       -17       623       845      -557     -5018    -29796     11700
      6        14000       21600     16183       -21       650       845      -688      2239    -25355     11800
      7        14000       19700     16163       -20       642       845      -655      3626    -18162     10400
      8        14000       18200     16156        -7       609       845      -229     -1876    -21883     15900
      9         7400       11600     16172        16       570       845       524     -7560    -36878     21600
     10         7300       11400     16181         9       491       845       295     -3583    -43984     17600
     11         7300       17800     16171       -10       505       845      -328     -6341    -56562     13800
     12         7300       20500     16150       -21       542       845      -688     -3338    -63183     10600
     13         7300       16800     16128       -22       636       845      -721       829    -61539      6470
     14         7200       18500     16112       -16       726       845      -524     -4205    -69880     11500
     15         7300       15200     16099       -13       781       845      -426     -2575    -74988      9850
     16         7300       11700     16095        -4       732       845      -131     -3955    -82832     11100
     17         7200       10400     16089        -6       485       845      -197     -1243    -85298      8510
     18         7200       14500     16078       -11       525       845      -360     -2707    -90667      9960
     19         7200       21500     16055       -23       572       845      -754     -3329    -97270     10600
     20         7300       23900     16025       -30       684       845      -983     -2076   -101388      9320
     21         7300       23500     16000       -25       688       845      -819     -4363   -110042     11600
     22         7300       18100     15987       -13       754       845      -426     -5435   -120823     12700
     23         7500       15700     15979        -8       634       845      -262     -5590   -131910     12900
     24         7200       14400     15964       -15       568       845      -492      -471   -132845      7760
     25         7200       20100     15945       -19       571       845      -623     -3828   -140438     11300
     26         7400       21400     15925       -20       610       845      -655     -4877   -150112     12100
     27         7200       21200     15902       -23       525       845      -754     -3019   -156099     10200
     28         7300       18900     15887       -15       663       845      -492     -4944   -165906     12400
     29         7300       19000     15870       -17       655       845      -557     -4137   -174112     11400
     30         7400       11500     15869        -1       691       845       -33     -5245   -184516     12500

    TOTAL     265200      516040                         18444     25350                       -184516    371300









  

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Contact: Water Operations Control Center
Updated: March 2011

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