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  	                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                               ACCUMULATIONS FOR APRIL 2009

    |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   1107.20  20536  40732   40732  16439  404  641.48  18980  37655   37655  4649  3356   3356    446.73  14490  28731    28731   1871   5960   5960
  2   10400   41653   1107.04  15186  30120   70852  11995  398  641.07  18990  37676   75331  4646  3398   6754    447.04  10990  21792    50523   1417   5980  11940
  3   10200   61884   1106.89  19565  38806  109658  15672  404  641.03  19020  37732  113063  4651  3297  10050    447.19  13670  27112    77635   1741   5956  17897
  4    9700   81124   1106.72  19205  38092  147750  15404  404  641.02  19050  37794  150857  4657  3279  13329    447.21  13970  27705   105340   1795   5887  23784
  5    9700  100364   1106.55  19019  37724  185474  15278  405  641.11  19060  37804  188661  4658  3279  16608    447.06  14440  28641   133981   1859   5998  29782
  6   10400  120992   1106.33  19288  38258  223732  15449  404  641.01  18990  37666  226327  4645  3271  19878    447.00  14790  29345   163326   1878   5925  35706
  7   10400  141620   1106.13  17682  35072  258804  14127  403  640.84  18990  37659  263986  4641  3318  23197    446.99  14490  28748   192074   1812   5966  41673
  8   10300  162050   1105.98  16985  33690  292494  13588  403  640.73  19000  37695  301681  4625  3253  26450    447.20  13490  26763   218837   1743   5998  47671
  9   10300  182479   1105.86  17047  33812  326306  13494  399  640.61  18620  36923  338604  4577  3257  29706    447.42  10970  21764   240601   1442   5988  53659
 10   10300  202909   1105.75  14885  29524  355830  11678  396  640.46  15990  31716  370320  3869  3279  32985    447.39  14010  27779   268380   1818   5968  59627
 11    9900  222545   1105.66  16673  33070  388900  13286  402  640.60  14470  28693  399013  3478  3257  36242    447.16  12960  25712   294092   1689   5960  65587
 12    9700  241785   1105.54  16386  32502  421402  13012  400  640.60  16470  32661  431674  3980  3229  39471    446.99  12470  24743   318835   1614   5677  71264
 13   10300  262215   1105.34  19189  38060  459462  15365  404  640.52  19570  38808  470482  4773  3580  43051    446.78  13470  26727   345562   1736   5968  77232
 14   10300  282645   1105.06  21689  43020  502482  17332  403  640.52  21110  41867  512349  5132  3610  46661    447.04  12970  25730   371292   1672   5004  82237
 15   10300  303074   1104.81  21184  42018  544500  16945  403  640.69  18730  37150  549499  4566  3513  50174    447.26  12990  25772   397064   1687   5990  88227
 16   10400  323702   1104.68  17507  34724  579224  13916  401  640.57  18590  36866  586365  4528  3517  53691    447.60  11000  21810   418874   1449   6186  94413
 17   10400  344331   1104.37  22483  44594  623818  18043  405  640.74  18610  36908  623273  4533  3487  57178    447.78  12010  23817   442691   1584   6200 100614
 18    9800  363769   1104.19  19059  37802  661620  15332  406  640.84  16840  33396  656669  4092  3459  60637    447.95  11950  23701   466392   1563   6208 106822
 19    9800  383207   1104.02  19455  38588  700208  15601  404  641.03  17610  34929  691598  4295  3386  64022    447.87  12490  24764   491156   1654   5601 112423
 20   10400  403835   1103.77  21305  42258  742466  17195  407  641.22  19210  38103  729701  4695  3144  67166    447.90  13990  27741   518897   1841   5474 117898
 21   10300  424264   1103.57  22331  44294  786760  18019  407  641.46  17520  34747  764448  4282  3350  70516    447.88  15000  29753   548650   1963   5159 123057
 22   10200  444496   1103.35  20105  39878  826638  16142  405  641.54  18490  36677  801125  4526  3045  73561    447.65  15470  30676   579326   2017   5455 128511
 23   10200  464727   1103.17  18604  36900  863538  14846  402  641.18  21880  43400  844525  5382  3291  76852    447.68  13990  27748   607074   1831   5207 133718
 24   10200  484959   1102.94  20204  40074  903612  16223  405  641.02  21980  43587  888112  5387  3195  80047    447.98  15010  29764   636838   1951   5016 138734
 25    9600  504000   1102.78  19166  38016  941628  15459  407  641.05  19200  38080  926192  4691  3358  83405    448.25  12990  25758   662596   1719   6030 144764
 26    9500  522843   1102.59  19266  38214  979842  15526  406  641.08  17990  35692  961884  4380  3310  86715    448.35  12990  25756   688352   1722   6046 150809
 27   10200  543074   1102.29  23138  45894 1025736  18656  407  641.38  17490  34697  996581  4271  3275  89990    448.36  12990  25770   714122   1724   6044 156853
 28   10200  563306   1101.94  25560  50698 1076434  20538  405  642.02  16990  33704 1030285  4154  2525  92515    448.34  12990  25770   739892   1724   5796 162649
 29   10200  583537   1101.59  24872  49332 1125766  19973  405  642.58  16550  32822 1063107  4054  2509  95024    448.47  12000  23803   763695   1598   4435 167084
 30   10100  603570   1101.26  24411  48418 1174184  19453  402  643.11  16980  33683 1096790  4188  2610  97634    448.75  10490  20798   784493   1408   4947 172030

TOTAL                                               473984                                   135009                                                51521










                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA

                                                     AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2009

                                        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    32174.6  28707.5    1107.20      12145       20500   641.48     1657.4    19000    446.73      556.1    14500      231.75     6302        0      502
       2    32152.7  28729.3    1107.04      12131       15200   641.07     1646.3    19000    447.04      561.9    11000      227.60     5097        0      611
       3    32134.0  28748.0    1106.89      12117       19600   641.03     1645.2    19000    447.19      564.7    13700      226.60     4829      215      376
       4    32119.1  28762.9    1106.72      12101       19200   641.02     1644.9    19100    447.21      565.1    14000      228.22     5268      317        0
       5    32101.0  28781.0    1106.55      12086       19000   641.11     1647.4    19100    447.06      562.2    14400      231.53     6234      493        0
       6    32070.4  28811.7    1106.33      12065       19300   641.01     1644.7    19000    447.00      561.1    14800      232.47     6526      353      231
       7    32038.5  28843.6    1106.13      12047       17700   640.84     1640.1    19000    446.99      560.9    14500      232.37     6494      163      155
       8    32021.3  28860.8    1105.98      12033       17000   640.73     1637.1    19000    447.20      564.9    13500      235.69     7586      611        0
       9    32010.0  28872.1    1105.86      12022       17000   640.61     1633.9    18600    447.42      569.0    11000      237.18     8106      395        0
      10    31994.7  28887.4    1105.75      12012       14900   640.46     1629.9    16000    447.39      568.5    14000      239.55     8975      612        0
      11    31988.1  28894.0    1105.66      12004       16700   640.60     1633.6    14500    447.16      564.1    13000      239.61     8998       93        0
      12    31970.2  28911.9    1105.54      11993       16400   640.60     1633.6    16500    446.99      560.9    12500      239.60     8994       89        0
      13    31945.5  28936.5    1105.34      11974       19200   640.52     1631.5    19600    446.78      557.1    13500      239.57     8983      175        0
      14    31924.8  28957.3    1105.06      11949       21700   640.52     1631.5    21100    447.04      561.9    13000      239.97     9133      111        0
      15    31911.6  28970.5    1104.81      11926       21200   640.69     1636.1    18700    447.26      566.0    13000      239.82     9076       89        0
      16    31906.3  28975.8    1104.68      11914       17500   640.57     1632.8    18600    447.60      572.4    11000      239.35     8900        0        0
      17    31890.4  28991.6    1104.37      11886       22500   640.74     1637.4    18600    447.78      575.8    12000      238.90     8731        0        0
      18    31884.1  28998.0    1104.19      11869       19100   640.84     1640.1    16800    447.95      579.1    11900      239.87     9095      296        0
      19    31879.5  29002.6    1104.02      11854       19500   641.03     1645.2    17600    447.87      577.5    12500      239.87     9095       75        0
      20    31873.5  29008.6    1103.77      11831       21300   641.22     1650.3    19200    447.90      578.1    14000      235.99     7688        0      713
      21    31871.9  29010.2    1103.57      11813       22300   641.46     1656.8    17500    447.88      577.7    15000      231.24     6145        0      854
      22    31863.4  29018.7    1103.35      11793       20100   641.54     1659.0    18500    447.65      573.4    15500      226.19     4721        0      683
      23    31856.5  29025.5    1103.17      11776       18600   641.18     1649.3    21900    447.68      574.0    14000      220.93     3464        0      645
      24    31861.7  29020.3    1102.94      11756       20200   641.02     1644.9    22000    447.98      579.6    15000      220.66     3406      152      151
      25    31882.0  29000.0    1102.78      11741       19200   641.05     1645.8    19200    448.25      584.8    13000      227.42     5048      904        0
      26    31900.5  28981.6    1102.59      11724       19300   641.08     1646.6    18000    448.35      586.8    13000      232.98     6687      860        0
      27    31900.2  28981.9    1102.29      11697       23100   641.38     1654.7    17500    448.36      587.0    13000      237.89     8360      938        0
      28    31920.9  28961.1    1101.94      11666       25600   642.02     1671.9    17000    448.34      586.6    13000      239.60     8994      458        0
      29    31941.4  28940.7    1101.59      11634       24900   642.58     1687.2    16500    448.47      589.1    12000      239.32     8888       29        0
      30    31968.2  28913.9    1101.26      11604       24400   643.11     1701.7    17000    448.75      594.5    10500      239.96     9129      223        0

TOTAL                                                   592200                       553100                        395800                          7651     4921
AVE.                                                     19740                        18440                         13190                           255      164
AC FT                                                  1175000                      1097000                        785000                         15176     9761

      * 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 2009

                   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   7800   3610.34   12765    10600      6020.21   2990      820      6055.17   1290      520     7484.90    542.3     960     7147.72    107.3    1030
   2   7600   3610.32   12763    10400      6020.23   2990      820      6055.22   1290      520     7484.80    541.6    1050     7147.78    107.4    1030
   3   7200   3610.25   12755    10200      6020.25   2990      820      6055.25   1290      520     7484.74    541.1     920     7147.61    107.2    1050
   4   6900   3610.23   12753     9700      6020.33   2990      820      6055.30   1290      520     7484.65    540.4     980     7147.62    107.2    1070
   5   6800   3610.22   12752     9700      6020.31   2990      820      6055.35   1290      520     7484.56    539.7    1000     7147.65    107.3    1010
   6   7100   3610.16   12746    10400      6020.33   2990      820      6055.35   1290      520     7484.44    538.8    1060     7147.78    107.4    1050
   7   7600   3610.08   12738    10400      6020.33   2990      820      6055.37   1290      510     7484.36    538.2    1080     7147.58    107.2    1180
   8   7300   3610.00   12730    10300      6020.43   2990      820      6055.38   1290      500     7484.35    538.2    1110     7147.98    107.5    1030
   9   6900   3609.98   12728    10300      6020.41   2990      820      6055.44   1290      500     7484.41    538.6    1090     7148.64    108.0    1030
  10   6700   3609.94   12724    10300      6020.47   3000      820      6055.50   1290      500     7484.44    538.8    1090     7149.06    108.3    1060
  11   7000   3609.92   12722     9900      6020.51   3000      820      6055.64   1290      500     7484.52    539.4    1120     7149.63    108.8    1070
  12   7900   3609.84   12714     9700      6020.57   3000      820      6055.78   1300      500     7484.55    539.7     980     7149.68    108.8    1090
  13   8100   3609.82   12712    10300      6020.55   3000      820      6055.92   1300      500     7484.58    539.9    1080     7150.05    109.1    1020
  14   8400   3609.77   12707    10300      6020.64   3000      820      6055.96   1300      500     7484.64    540.3    1090     7150.44    109.4    1030
  15   8500   3609.74   12704    10300      6020.67   3000      810      6056.01   1300      500     7484.72    541.0     960     7150.75    109.7    1070
  16   8300   3609.72   12702    10400      6020.69   3000      820      6056.11   1300      500     7484.89    542.2     950     7151.05    109.9    1030
  17   8800   3609.70   12700    10400      6020.73   3010      820      6056.24   1300      500     7485.07    543.6    1010     7151.30    110.1    1140
  18   9700   3609.71   12701     9800      6020.75   3010      820      6056.29   1300      500     7485.09    543.7    1090     7151.09    109.9    1300
  19  10900   3609.74   12704     9800      6020.79   3010      820      6056.32   1300      500     7485.15    544.2    1130     7151.08    109.9    1270
  20  11000   3609.79   12709    10400      6020.83   3010     1020      6056.40   1300      510     7485.28    545.2    1140     7151.17    110.0    1310
  21  11400   3609.83   12713    10300      6020.83   3010     1090      6056.50   1300      510     7485.54    547.1    1100     7152.02    110.7    1130
  22  12200   3609.86   12716    10200      6020.85   3010      820      6056.71   1310      510     7485.96    550.3    1100     7153.14    111.5    1220
  23  13400   3609.92   12722    10200      6020.89   3010      820      6056.96   1310      520     7486.48    554.3     880     7153.70    112.0    1210
  24  15400   3610.03   12733    10200      6020.95   3010      820      6057.20   1310      520     7487.17    559.5     610     7153.66    111.9    1180
  25  16900   3610.17   12747     9600      6021.03   3020      820      6057.48   1320      510     7487.84    564.7     630     7153.65    111.9    1200
  26  17600   3610.39   12770     9500      6021.05   3020      820      6057.76   1320      520     7488.37    568.7     720     7153.41    111.7    1330
  27  18500   3610.48   12779    10200      6021.09   3020      820      6057.98   1320      520     7488.84    572.4     810     7153.32    111.7    1250
  28  20300   3610.74   12805    10200      6021.15   3020      820      6058.20   1330      530     7489.12    574.5    1310     7154.21    112.4    1370
  29  22100   3610.99   12830    10200      6021.21   3020      820      6058.44   1330      530     7489.42    576.8    1220     7154.45    112.6    1580
  30  21800   3611.26   12858    10100      6021.21   3020      820      6058.76   1330      530     7489.84    580.1    1380     7155.78    113.6    1400

TOT  330100                     304300                        25060                        15340                        30650                        34740
AVE   11003                      10140                          840                          510                         1020                         1160
A F  654700                     604000                        50000                        30400                        60800                        68900







                                          BUREAU OF RECLAMATION
                                          LOWER COLORADO REGION
                                          BOULDER CITY, NEVADA

                                     GLEN CANYON TO HOOVER DAM LOSSES

                                                APRIL 2009

                      |           | 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       20500     12145       -19       572       705      -623     -1324     -2627     11600
      2        10400       15200     12131       -14       636       705      -459      1424       198      9020
      3        10200       19600     12117       -14       613       705      -459     -2804     -5362     13400
      4         9700       19200     12101       -16       596       705      -524     -1524     -8386     11900
      5         9700       19000     12086       -15       579       705      -492     -2008    -12369     12200
      6        10400       19300     12065       -21       562       705      -688       378    -11619      9290
      7        10400       17700     12047       -18       614       705      -590       358    -10910      9350
      8        10300       17000     12033       -14       593       705      -459      -363    -11630     10800
      9        10300       17000     12022       -11       588       705      -360     -2004    -15606     12400
     10        10300       14900     12012       -10       592       705      -328      -508    -16614     10800
     11         9900       16700     12004        -8       590       705      -262     -3383    -23323     13700
     12         9700       16400     11993       -11       551       705      -360     -1444    -26188     11700
     13        10300       19200     11974       -19       583       705      -623      -428    -27037     10300
     14        10300       21700     11949       -25       600       705      -819       133    -26773      9580
     15        10300       21200     11926       -23       617       705      -754       151    -26474     10200
     16        10400       17500     11914       -12       596       705      -393     -2035    -30509     12400
     17        10400       22500     11886       -28       572       705      -918      1577    -27381      8740
     18         9800       19100     11869       -17       593       705      -557      -910    -29186     11300
     19         9800       19500     11854       -15       564       705      -492     -2363    -33873     12700
     20        10400       21300     11831       -23       588       705      -754      -452    -34769     10200
     21        10300       22300     11813       -18       621       705      -590     -4151    -43001     14000
     22        10200       20100     11793       -20       624       705      -655      -277    -43550     10700
     23        10200       18600     11776       -17       644       705      -557      -501    -44543     10800
     24        10200       20200     11756       -20       635       705      -655      -587    -45708     10800
     25         9600       19200     11741       -15       628       705      -492     -2256    -50183     12500
     26         9500       19300     11724       -17       594       705      -557     -1230    -52623     11500
     27        10200       23100     11697       -27       615       705      -885      -273    -53164      9920
     28        10200       25600     11666       -31       661       705     -1016      -801    -54753     10300
     29        10200       24900     11634       -32       667       705     -1049      1118    -52536      9090
     30        10100       24400     11604       -30       669       705      -983       552    -51441      9670

    TOTAL     304500      591980                         18157     21150                        -51441    330800









  

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Contact: Water Operations Control Center
Updated: March 2011

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