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  	                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                               ACCUMULATIONS FOR APRIL 2003

    |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   10600   21025   1152.96  18525  36743   36743  16276  443  642.53  19290  38251   38251  4854  3453   3453    445.59  16040  31825    31825   2022   6040   6040
  2   10500   41851   1152.88  14197  28160   64903  12298  437  641.98  20400  40465   78716  5064  3416   6869    445.65  13910  27594    59419   1761   5803  11842
  3   10500   62678   1152.83  17706  35119  100023  15737  448  641.74  20720  41107  119823  5102  3374  10243    445.99  13000  25784    85203   1647   5816  17658
  4   10500   83504   1152.64  19438  38555  138578  17177  446  641.49  20730  41113  160936  5088  2001  12244    446.12  15170  30080   115283   1928   5804  23462
  5   10600  104529   1152.63  13772  27316  165894  12083  442  641.07  20690  41045  201981  5076  1946  14190    446.33  15210  30178   145461   1909   5807  29269
  6    7600  119603   1152.49  19384  38447  204341  17078  444  641.01  20640  40945  242926  5059  2057  16247    446.49  15140  30037   175498   1937   6063  35331
  7   10500  140430   1152.34  20027  39723  244064  17702  446  640.90  20610  40873  283799  5043  2071  18317    446.79  13950  27672   203170   1786   5863  41194
  8   10300  160859   1152.14  20989  41631  285696  18583  446  641.08  17950  35601  319400  4455  3195  21513    446.99  13930  27626   230796   1799   5866  47060
  9   10500  181686   1151.89  21643  42927  328623  19232  448  641.30  17930  35571  354971  4468  2190  23702    447.07  12740  25267   256063   1652   5937  52996
 10   10500  202512   1151.68  20519  40699  369323  18085  444  641.32  18060  35825  390796  4512  3047  26749    447.29  11430  22678   278741   1496   5861  58857
 11   10400  223140   1151.49  20348  40359  409682  18082  448  641.49  18690  37063  427859  4661  3041  29790    447.14  16080  31900   310641   2035   5876  64733
 12   10500  243967   1151.39  16264  32260  441942  14318  444  641.24  18880  37443  465302  4688  3019  32809    447.00  14520  28799   339440   1875   5872  70604
 13    7500  258843   1151.32  14284  28332  470273  12440  439  640.97  19250  38175  503477  4752  2999  35808    446.97  14980  29714   369154   1931   5860  76464
 14   10500  279669   1151.15  19898  39467  509741  17539  444  641.03  18810  37301  540778  4629  2985  38793    446.96  14550  28868   398022   1874   5965  82429
 15   10400  300297   1151.07  18319  36335  546076  15957  439  640.98  18980  37653  578431  4676  3021  41814    447.10  12800  25384   423406   1649   5858  88287
 16   10500  321124   1150.89  19444  38567  584643  17115  444  641.05  18290  36278  614709  4526  2957  44771    447.36  12770  25338   448744   1670   5891  94177
 17   10500  341950   1150.78  15990  31716  616359  13887  438  640.72  17830  35365  650074  4540  2993  47764    447.62  10690  21198   469942   1410   5684  99861
 18   10500  362777   1150.59  21161  41971  658330  18756  447  640.91  19010  37699  687773  4689  2983  50747    447.91  11990  23775   493717   1560   5850 105711
 19   10500  383603   1150.38  21153  41955  700286  18678  445  641.09  18890  37478  725251  4522  2545  53292    447.95  14500  28753   522470   1858   5859 111569
 20    7600  398678   1150.31  13013  25812  726097  11163  432  640.72  17900  35508  760759  4411  2491  55783    447.93  13910  27587   550057   1780   5863 117432
 21   10500  419504   1150.12  18809  37307  763405  16420  440  640.61  16940  33596  794355  4397  2553  58336    448.19  11450  22707   572764   1512   5861 123293
 22   10500  440330   1149.92  22514  44655  808060  19796  443  641.03  17010  33732  828087  4194  2580  60916    448.40  11950  23705   596469   1583   5728 129021
 23   10500  461157   1149.58  24522  48639  856699  21703  446  641.55  16960  33644  861731  4189  2579  63495    448.52  11430  22665   619134   1515   5860 134880
 24   10500  481983   1149.38  23653  46915  903615  20880  445  641.94  16830  33392  895123  4149  2565  66059    448.76  10640  21108   640242   1414   5801 140681
 25   10500  502810   1149.12  22082  43799  947414  19511  445  642.19  16820  33360  928483  4179  2555  68614    448.83  11950  23704   663946   1573   5832 146513
 26   10500  523636   1149.01  18035  35771  983186  15700  439  642.37  16890  33508  961991  4194  2559  71173    448.66  13510  26805   690751   1775   5844 152356
 27    7600  538711   1148.85  15782  31304 1014489  13729  439  642.22  16830  33388  995379  4189  2575  73747    448.55  13470  26719   717470   1762   5846 158202
 28   10300  559140   1148.63  21056  41763 1056253  18353  439  642.34  18830  37339 1032718  4700  3070  76818    448.43  14970  29701   747171   1954   5848 164050
 29   10500  579967   1148.42  20556  40771 1097024  18043  443  642.38  19920  39515 1072233  4983  3066  79884    448.43  14450  28657   775828   1886   5821 169870
 30   10700  601190   1148.27  20580  40819 1137843  18067  443  642.53  16920  33560 1105793  4207  2584  82469    448.60  12260  24316   800144   1610   5826 175696

TOTAL                                               504388                                   138196                                                52163










                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                     AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2003

                                        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    35533.4  25348.6    1152.96      16811       18500   642.53     1686.0    19300    445.59      535.3    16000      218.65     2990      139        0
       2    35500.6  25381.5    1152.88      16802       14200   641.98     1670.8    20400    445.65      536.3    13900      223.72     4103      590        0
       3    35488.7  25393.4    1152.83      16797       17700   641.74     1664.5    20700    445.99      542.5    13000      227.00     4934      511        0
       4    35454.1  25428.0    1152.64      16775       19400   641.49     1657.6    20700    446.12      544.9    15200      234.55     7200     1284        0
       5    35430.3  25451.7    1152.63      16774       13800   641.07     1646.3    20700    446.33      548.8    15200      239.88     9099     1164        0
       6    35410.0  25472.0    1152.49      16758       19400   641.01     1644.6    20600    446.49      551.6    15100      239.90     9106      145        0
       7    35387.5  25494.5    1152.34      16741       20000   640.90     1641.8    20600    446.79      557.2    14000      239.70     9031       74        0
       8    35363.8  25518.3    1152.14      16719       21000   641.08     1646.6    17900    446.99      560.9    13900      239.98     9136      170        0
       9    35333.3  25548.8    1151.89      16691       21600   641.30     1652.4    17900    447.07      562.4    12700      239.99     9140      100        0
      10    35302.4  25579.7    1151.68      16667       20500   641.32     1653.0    18100    447.29      566.5    11400      238.70     8658        0      163
      11    35277.2  25604.9    1151.49      16645       20300   641.49     1657.7    18700    447.14      563.7    16100      235.35     7469        0      552
      12    35246.0  25636.1    1151.39      16634       16300   641.24     1650.9    18900    447.00      561.0    14500      233.52     6861        0      267
      13    35226.9  25655.1    1151.32      16626       14300   640.97     1643.5    19200    446.97      560.5    15000      236.35     7814      571        0
      14    35199.7  25682.4    1151.15      16607       19900   641.03     1645.1    18800    446.96      560.4    14600      238.02     8407      390        0
      15    35184.3  25697.8    1151.07      16598       18300   640.98     1643.9    19000    447.10      563.0    12800      240.08     9174      197        0
      16    35166.2  25715.9    1150.89      16578       19400   641.05     1645.8    18300    447.36      567.9    12800      239.95     9125       98        0
      17    35146.1  25736.0    1150.78      16565       16000   640.72     1637.0    17800    447.62      572.9    10700      239.72     9039       76        0
      18    35124.2  25757.8    1150.59      16544       21200   640.91     1642.0    19000    447.91      578.4    12000      239.97     9133      117        0
      19    35102.9  25779.2    1150.38      16521       21200   641.09     1646.8    18900    447.95      579.0    14500      239.78     9061       74        0
      20    35085.9  25796.2    1150.31      16513       13000   640.72     1636.9    17900    447.93      578.7    13900      239.95     9125      132        0
      21    35061.5  25820.6    1150.12      16491       18800   640.61     1634.0    16900    448.19      583.7    11400      238.79     8690       53      216
      22    35049.6  25832.4    1149.92      16469       22500   641.03     1645.1    17000    448.40      587.8    12000      240.01     9148      310        0
      23    35027.8  25854.3    1149.58      16431       24500   641.55     1659.3    17000    448.52      590.2    11400      239.84     9084       58        0
      24    35016.3  25865.8    1149.38      16409       23700   641.94     1669.8    16800    448.76      594.8    10600      235.57     7545        0      784
      25    34988.1  25893.9    1149.12      16380       22100   642.19     1676.5    16800    448.83      596.1    12000      231.44     6206        0      665
      26    34973.5  25908.6    1149.01      16368       18000   642.37     1681.6    16900    448.66      592.8    13500      228.25     5276        0      496
      27    34954.2  25927.9    1148.85      16350       15800   642.22     1677.4    16800    448.55      590.6    13500      224.33     4251        0      492
      28    34926.2  25955.8    1148.63      16326       21100   642.34     1680.7    18800    448.43      588.2    15000      218.30     2921        0      702
      29    34896.9  25985.2    1148.42      16303       20600   642.38     1681.8    19900    448.43      588.2    14400      216.39     2563        0      177
      30    34885.8  25996.2    1148.27      16287       20600   642.53     1686.0    16900    448.60      591.5    12300      217.48     2763      182       28

TOTAL                                                   573700                       557200                        403400                          6435     4542
AVE.                                                     19120                        18570                         13450                           214      151
AC FT                                                  1138000                      1105000                        800000                         12764     9009

      * 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 2003

                   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   5900   3607.05   12436    10600      6009.73   2630      810      6008.99    810      350     7449.45    309.5     910     7149.51    108.7     650
   2   6100   3606.94   12425    10500      6009.78   2630      820      6009.02    810      350     7449.33    308.8     890     7150.26    109.3     680
   3   6000   3606.88   12419    10500      6009.81   2640      810      6009.02    810      350     7449.14    307.8    1010     7151.39    110.2     620
   4   5700   3606.79   12410    10500      6009.85   2640      810      6009.03    810      350     7448.97    306.8     980     7152.41    111.0     650
   5   5600   3606.64   12395    10600      6009.89   2640      810      6009.02    810      350     7448.90    306.4     590     7152.34    110.9     680
   6   5700   3606.59   12390     7600      6009.93   2640      810      6009.00    810      350     7449.06    307.3       0     7150.67    109.6     710
   7   5800   3606.52   12383    10500      6009.95   2640      810      6008.99    810      350     7448.78    305.8    1170     7152.01    110.6     700
   8   5600   3606.43   12374    10300      6009.99   2640      810      6008.99    810      350     7448.47    304.1    1200     7153.47    111.8     680
   9   5300   3606.34   12365    10500      6010.04   2640      810      6008.96    810      350     7448.18    302.5    1170     7154.71    112.8     730
  10   5100   3606.23   12355    10500      6010.08   2640      800      6008.91    810      350     7447.89    300.9    1250     7155.81    113.7     890
  11   5700   3606.18   12350    10400      6010.11   2640      810      6008.90    810      350     7447.71    299.9    1070     7156.73    114.4     790
  12   5800   3606.07   12339    10500      6010.15   2650      810      6008.90    810      350     7447.63    299.5     900     7157.27    114.8     790
  13   5500   3606.03   12335     7500      6010.19   2650      810      6008.91    810      350     7447.91    301.0       0     7155.62    113.5     790
  14   5400   3605.91   12323    10500      6010.26   2650      820      6008.96    810      400     7447.86    300.7     920     7156.33    114.1     780
  15   5800   3605.81   12313    10400      6010.29   2650      820      6009.10    810      400     7447.90    301.0     800     7156.55    114.2     830
  16   6100   3605.75   12307    10500      6010.33   2650      820      6009.17    810      400     7447.87    300.8     870     7156.69    114.4     910
  17   6300   3605.68   12300    10500      6010.38   2650      820      6009.23    820      360     7447.89    300.9     730     7156.54    114.2     910
  18   6800   3605.56   12289    10500      6010.43   2660      820      6009.30    820      350     7447.81    300.5     810     7156.60    114.3     910
  19   6900   3605.52   12285    10500      6010.48   2660      820      6009.38    820      350     7447.81    300.5     670     7156.39    114.1     840
  20   7200   3605.53   12286     7600      6010.52   2660      820      6009.43    820      350     7448.02    301.6       0     7154.34    112.5     930
  21   7700   3605.48   12281    10500      6010.56   2660      790      6009.47    820      350     7447.85    300.6    1090     7154.84    112.9     990
  22   8100   3605.43   12276    10500      6010.61   2660      820      6009.49    820      350     7447.68    299.8    1120     7155.47    113.4    1040
  23   8400   3605.43   12276    10500      6010.64   2660      820      6009.51    820      350     7447.47    298.6    1150     7155.67    113.5    1210
  24   8200   3605.39   12272    10500      6010.69   2660      820      6009.53    820      350     7447.26    297.5    1130     7155.87    113.7    1170
  25   7800   3605.32   12265    10500      6010.74   2670      820      6009.54    820      350     7447.11    296.7     910     7155.75    113.6    1100
  26   7700   3605.27   12260    10500      6010.79   2670      820      6009.62    820      350     7446.96    295.8    1020     7155.93    113.8    1120
  27   7800   3605.30   12263     7600      6010.84   2670      820      6009.74    820      350     7447.29    297.6       0     7153.79    112.0    1060
  28   7400   3605.23   12256    10300      6010.89   2670      820      6009.88    820      350     7447.29    297.6    1080     7154.38    112.5    1050
  29   7300   3605.14   12247    10500      6010.93   2670      820      6009.98    820      350     7447.25    297.4    1160     7155.15    113.1    1060
  30   8300   3605.10   12243    10700      6010.98   2670      820      6010.10    820      350     7447.48    298.7     510     7154.64    112.7     880

TOT  197000                     303100                        24440                        10660                        25110                        26150
AVE    6567                      10100                          810                          360                          840                          870
A F  390700                     601000                        48000                        21100                        49800                        51900







                                          BUREAU OF RECLAMATION
                                          LOWER COLORADO REGION
                                          BOULDER CITY, NEVADA

                                     GLEN CANYON TO HOOVER DAM LOSSES

                                                APRIL 2003

                      |           | 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        10600       18500     16811       -15              -96759      -492                              
      2        10500       14200     16802        -9              -96759      -295                              
      3        10500       17700     16797        -5              -96759      -164                              
      4        10500       19400     16775       -22              -96759      -721                              
      5        10600       13800     16774        -1              -96759       -33                              
      6         7600       19400     16758       -16              -96759      -524                              
      7        10500       20000     16741       -17              -96759      -557                              
      8        10300       21000     16719       -22              -96759      -721                              
      9        10500       21600     16691       -28              -96759      -918                              
     10        10500       20500     16667       -24              -96759      -786                              
     11        10400       20300     16645       -22              -96759      -721                              
     12        10500       16300     16634       -11              -96759      -360                              
     13         7500       14300     16626        -8              -96759      -262                              
     14        10500       19900     16607       -19              -96759      -623                              
     15        10400       18300     16598        -9              -96759      -295                              
     16        10500       19400     16578       -20              -96759      -655                              
     17        10500       16000     16565       -13              -96759      -426                              
     18        10500       21200     16544       -21              -96759      -688                              
     19        10500       21200     16521       -23              -96759      -754                              
     20         7600       13000     16513        -8              -96759      -262                              
     21        10500       18800     16491       -22              -96759      -721                              
     22        10500       22500     16469       -22              -96759      -721                              
     23        10500       24500     16431       -38              -96759     -1245                              
     24        10500       23700     16409       -22              -96759      -721                              
     25        10500       22100     16380       -29              -96759      -950                              
     26        10500       18000     16368       -12              -96759      -393                              
     27         7600       15800     16350       -18              -96759      -590                              
     28        10300       21100     16326       -24              -96759      -786                              
     29        10500       20600     16303       -23              -96759      -754                              
     30        10700       20600     16287       -16              -96759      -524                              

    TOTAL     303000      573660                             0  -2902770                       -191919         0









  

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Contact: Water Operations Control Center
Updated: March 2011

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