Bureau of Reclamation Lower Colorado Region Banner
                                                           ACCUMULATIONS FOR MAY 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   10300   20430   1100.97  22364  44358   44358  17688  399  643.35  17590  34896   34896  4346  3423   3423    448.87  12000  23800    23800   1605   4879   4879
  2   10000   40264   1100.88  15982  31700   76058  12476  394  643.38  15430  30615   65511  3809  3461   6885    448.96  10990  21795    45595   1478   5195  10074
  3    9800   59702   1100.73  15948  31632  107690  12472  394  643.37  15820  31371   96882  3908  3414  10298    448.74  13010  25807    71402   1734   5986  16060
  4   10300   80132   1100.60  18473  36640  144330  14463  395  643.38  18050  35800  132682  4471  3485  13783    448.79  11990  23788    95190   1593   5441  21501
  5   10300  100562   1100.42  17745  35196  179526  13834  393  643.41  17020  33753  166435  4215  3487  17270    448.99  11220  22247   117437   1498   5330  26830
  6   10600  121587   1100.20  20140  39948  219474  15817  396  643.67  15600  30936  197371  3855  3461  20731    449.06  10990  21801   139238   1481   5334  32164
  7   10200  141818   1100.01  20860  41376  260850  16447  397  644.15  12850  25482  222853  3180  3461  24192    449.09   9020  17883   157121   1228   5340  37503
  8   10200  162050   1099.88  16484  32696  293546  12669  387  644.34  14620  28997  251850  3643  3416  27608    449.00  10000  19825   176946   1351   5540  43043
  9    9900  181686   1099.83  11871  23546  317092   8957  380  643.99  15800  31341  283191  3933  3374  30982    449.01  10500  20821   197767   1412   5538  48581
 10    9600  200727   1099.85  10827  21476  338568   8282  386  643.65  15390  30520  313711  3825  3392  34374    448.96  11490  22781   220548   1537   5375  53956
 11   10100  220760   1099.66  17442  34596  373164  13413  388  643.67  16430  32598  346309  4085  3398  37771    448.84  12480  24759   245307   1673   5179  59135
TOTAL                                               146519                                    43271                                                16588

                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR MAY 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    31988.3  28894.7    1100.97      11578       22400   643.35     1708.3    17600    448.87      596.9    12000      239.47     8945        0        0
       2    32027.9  28855.1    1100.88      11570       16000   643.38     1709.2    15400    448.96      598.6    11000      239.86     9091      167        0
       3    32050.4  28832.6    1100.73      11557       15900   643.37     1708.9    15800    448.74      594.4    13000      239.17     8832       11        0
       4    32081.4  28801.7    1100.60      11545       18500   643.38     1709.2    18000    448.79      595.3    12000      239.77     9058      158        0
       5    32114.4  28768.6    1100.42      11529       17700   643.41     1710.0    17000    448.99      599.2    11200      239.30     8881        0        0
       6    32157.2  28725.9    1100.20      11509       20100   643.67     1717.1    15600    449.06      600.6    11000      239.47     8945      168        0
       7    32201.6  28681.5    1100.01      11492       20900   644.15     1730.4    12800    449.09      601.2     9020      239.26     8866       42       26
       8    32244.4  28638.7    1099.88      11480       16500   644.34     1735.6    14600    449.00      599.4    10000      235.59     7552        0      707
       9    32283.2  28599.9    1099.83      11476       11900   643.99     1725.9    15800    449.01      599.6    10500      235.67     7579      190       57
      10    32331.3  28551.7    1099.85      11478       10800   643.65     1716.6    15400    448.96      598.6    11500      235.86     7643       79        0
      11    32375.3  28507.8    1099.66      11461       17400   643.67     1717.1    16400    448.84      596.3    12500      231.35     6179        0      805

        * 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 MAY 2009

                   LAKE POWELL          |        FLAMING GORGE        |          NAVAJO            |      BLUE MESA             |     MORROW POINT
             MAX. STORAGE 24320000 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  22700   3611.51   12883    10300      6021.25   3020      820      6059.12   1340      540     7490.44    584.8    1100     7156.64    114.3    1330
   2  22500   3611.80   12912    10000      6021.35   3030      820      6059.55   1340      550     7491.30    591.5     380     7156.03    113.8    1250
   3  25500   3612.10   12943     9800      6021.33   3030      820      6059.92   1350      540     7492.04    597.3     550     7155.73    113.6    1200
   4  26900   3612.41   12974    10300      6021.34   3030      820      6060.19   1350      530     7492.75    602.9     430     7155.12    113.1    1220
   5  27400   3612.76   13010    10300      6021.35   3030      820      6060.46   1350      510     7493.19    606.4    1060     7156.02    113.8    1150
   6  27500   3613.15   13050    10600      6021.49   3030      820      6060.77   1360      510     7493.68    610.3     930     7156.82    114.5    1110
   7  27600   3613.48   13084    10200      6021.53   3030      820      6061.20   1360      520     7494.26    614.9    1400     7158.44    115.8    1360
   8  26800   3613.82   13119    10200      6021.55   3030      820      6061.76   1370      520     7495.05    621.2    1670     7159.27    116.4    2000
   9  26700   3614.19   13157     9900      6021.55   3030      820      6062.37   1380      510     7495.86    627.7    1790     7159.10    116.3    2500
  10  31600   3614.62   13201     9600      6021.56   3040      850      6062.95   1390      510     7496.39    632.0    2620     7158.39    115.7    3510
  11  34700   3615.09   13249    10100      6021.57   3040     2370      6063.57   1390      510     7496.73    634.7    3970     7160.61    117.5    3700
                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             MAY 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        10300       22400     11578       -26       673       769      -852       349       693      9882
      2        10000       16000     11570        -8       690       769      -262     -3072     -5400     13164
      3         9800       15900     11557       -13       658       769      -426       -14     -5429     10347
      4        10300       18500     11545       -12       658       769      -393     -3500    -12371     13484
      5        10300       17700     11529       -16       679       769      -524      -791    -13939     10557
      6        10600       20100     11509       -20       688       769      -655      -506    -14943     10818
      7        10200       20900     11492       -17       754       769      -557     -2996    -20884     13295
      8        10200       16500     11480       -12       763       769      -393      -956    -22780     11589
      9         9900       11900     11476        -4       812       769      -131     -1122    -25006     11333
     10         9600       10800     11478         2       754       769        66     -3245    -31443     13397
     11        10100       17400     11461       -17       785       769      -557        43    -31357      9826
    TOTAL     111300      188100                          7914      8459                        -31358    127691




(ft=feet above mean sea level, cfs=cubic feet per second, kaf=1000 acre-feet)

Note: Automatic reports have not been checked for errors.

Comments and questions about the data to:
Water Operations, bcoowaterops@usbr.gov