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                                                           ACCUMULATIONS FOR MARCH 2010



    |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   10000   19835   1103.14  14804  29364   29364  11807  402  642.33  14490  28738   28738  3632  2384   2384    446.26   9510  18853    18853   1239   5738   5738
  2   10100   39868   1103.06  14966  29684   59048  11863  400  642.23  14690  29140   57878  3671  2346   4731    446.26  10510  20853    39706   1386   5740  11478
  3   10000   59702   1102.90  17792  35290   94338  14205  403  642.75  11300  22405   80283  2810  2309   7039    446.20   8990  17836    57542   1190   5790  17268
  4   10100   79736   1102.76  16064  31862  126200  12736  400  642.79  14610  28969  109252  3594  2335   9374    446.26   8000  15870    73412   1058   5835  23103
  5   10000   99570   1102.63  18181  36062  162262  14571  404  643.03  13320  26428  135680  3281  2398  11772    446.42   8970  17784    91196   1171   5837  28941
  6    9100  117620   1102.42  18610  36912  199174  14928  404  643.46  12460  24721  160401  3090  2370  14142    446.32   9980  19797   110993   1319   5835  34776
  7    9100  135669   1102.36  16766  33254  232428  13284  399  643.84  11460  22740  183141  2852  2285  16427    446.63   6520  12923   123916    864   5861  40637
  8   10000  155504   1102.15  19793  39258  271686  15839  403  644.36  10870  21558  204699  2720  1928  18355    446.95   5010   9940   133856    641   5379  46017
  9    8500  172364   1102.01  17104  33926  305612  13555  400  644.70  12780  25358  230057  3243  2132  20487    447.55   5990  11889   145745    808   2188  48204
 10   10000  192198   1101.97  12154  24108  329720   9491  394  644.55  13560  26903  256960  3412  2221  22709    448.04   7500  14867   160612   1003   2007  50212
 11    9800  211636   1102.07   6156  12210  341930   4462  365  644.10  12800  25391  282351  3220  2337  25045    448.27   8010  15880   176492   1061   2011  52223
 12   10000  231471   1102.04   9445  18734  360664   7225  386  643.95  10000  19826  302177  2484  2465  27511    448.44   9010  17871   194363   1218   2009  54232
 13    9100  249521   1102.01  12978  25742  386406  10170  395  644.44   7400  14680  316857  1821  2297  29808    448.19  10980  21779   216142   1478   2737  56969
 14    9000  267372   1101.98  11661  23130  409536   9073  392  644.60   8450  16768  333625  2110  2335  32142    447.45  12000  23800   239942   1566   3358  60327
 15   10100  287405   1101.92  14790  29336  438873  11781  402  644.89   8980  17812  351437  2256  3094  35236    446.88  11560  22938   262880   1518   2890  63217
 16   10100  307438   1101.89  10794  21410  460283   8323  389  644.58  15940  31624  383061  4025  3189  38426    446.12  13010  25799   288679   1687   3790  67008
 17   10100  327471   1101.85  11544  22898  483181   8938  390  644.11  16600  32920  415981  4195  3174  41599    446.20  12990  25775   314454   1695   4038  71046
 18   10200  347702   1101.84  10189  20210  503391   7839  388  643.79  16990  33690  449671  4255  3235  44834    446.33  13800  27372   341826   1768   4005  75051
 19    9900  367339   1101.80  13212  26206  529597  10365  396  643.30  16930  33573  483244  4231                 446.27  14520  28791   370617   1884   4389  79440
 20    9200  385587   1101.71  14679  29116  558713  11584  398  643.21  16090  31913  515157  4015                 446.25  14810  29379   399996   1922   4278  83718
TOTAL                                               222040                                    64918                                                26476

                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR MARCH 2010

                                         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    32962.7  27917.4    1103.14      11774       14800   642.33     1680.4    14500    446.26      547.5     9510      229.12     5521        0      295
       2    32945.9  27934.1    1103.06      11766       15000   642.23     1677.7    14700    446.26      547.5    10500      229.41     5605      218      150
       3    32936.1  27944.0    1102.90      11752       17800   642.75     1691.9    11300    446.20      546.4     8990      234.44     7163      835        0
       4    32913.5  27966.5    1102.76      11739       16100   642.79     1693.0    14600    446.26      547.5     8000      237.23     8124      566        0
       5    32911.5  27968.6    1102.63      11728       18200   643.03     1699.5    13300    446.42      550.4     8970      239.67     9020      588        0
       6    32906.2  27973.8    1102.42      11709       18600   643.46     1711.3    12500    446.32      548.6     9980      239.90     9106      188       26
       7    32913.3  27966.8    1102.36      11703       16800   643.84     1721.8    11500    446.63      554.3     6520      239.63     9005        9        0
       8    32919.7  27960.4    1102.15      11684       19800   644.36     1736.2    10900    446.95      560.2     5010      239.66     9016      106        0
       9    32927.3  27952.8    1102.01      11672       17100   644.70     1745.6    12800    447.55      571.5     5990      239.49     8952       67        0
      10    32928.7  27951.4    1101.97      11668       12200   644.55     1741.4    13600    448.04      580.8     7500      239.79     9065      154        0
      11    32936.2  27943.9    1102.07      11677        6160   644.10     1729.0    12800    448.27      585.2     8010      239.29     8877        0        0
      12    32932.7  27947.4    1102.04      11675        9450   643.95     1724.8    10000    448.44      588.5     9010      238.84     8709        0        0
      13    32941.7  27938.3    1102.01      11672       13000   644.44     1738.4     7400    448.19      583.7    11000      237.02     8048        0      276
      14    32924.5  27955.6    1101.98      11669       11700   644.60     1742.8     8450    447.45      569.6    12000      237.15     8095      216      129
      15    32913.5  27966.6    1101.92      11664       14800   644.89     1750.9     8980    446.88      558.9    11600      232.86     6694        0      740
      16    32888.2  27991.9    1101.89      11661       10800   644.58     1742.3    15900    446.12      544.9    13000      228.74     5413        0      640
      17    32873.5  28006.6    1101.85      11657       11500   644.11     1729.2    16600    446.20      546.4    13000      224.80     4367        0      536
      18    32872.8  28007.2    1101.84      11657       10200   643.79     1720.4    17000    446.33      548.8    13800      220.51     3374        0      512
      19    32851.9  28028.1    1101.80      11653       13200   643.30     1706.9    16900    446.27      547.7    14500      216.27     2542        0      431
      20    32846.1  28033.9    1101.71      11645       14700   643.21     1704.5    16100    446.25      547.3    14800      217.42     2753      110        0

        * 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 MARCH 2010

                   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   6400   3620.11   13775    10000      6025.51   3180     1490      6049.03   1210      490     7485.28    545.2     620     7147.34    107.0     530
   2   6400   3620.06   13770    10100      6025.51   3180     1440      6049.01   1210      490     7485.24    544.9     610     7147.51    107.2     550
   3   6400   3620.00   13763    10000      6025.49   3180     1390      6049.00   1210      490     7485.18    544.4     630     7147.81    107.4     510
   4   6500   3619.89   13752    10100      6025.51   3180     1350      6048.99   1210      480     7485.14    544.1     630     7148.00    107.5     560
   5   6500   3619.91   13754    10000      6025.49   3180     1300      6049.00   1210      480     7485.07    543.6     590     7148.12    107.6     550
   6   6600   3619.96   13759     9100      6025.47   3180     1250      6049.01   1210      480     7485.11    543.9     320     7147.48    107.1     570
   7   6900   3619.92   13755     9100      6025.49   3180     1200      6049.09   1210      490     7485.14    544.1     300     7146.87    106.7     540
   8   7300   3619.97   13760    10000      6025.49   3180     1160      6049.15   1220      490     7485.11    543.9     600     7147.06    106.8     530
   9   8000   3619.96   13759     8500      6025.51   3180     1110      6049.20   1220      490     7485.09    543.7     560     7147.42    107.1     450
  10   8000   3619.97   13760    10000      6025.49   3180     1060      6049.24   1220      490     7485.05    543.4     620     7147.65    107.3     540
  11   8800   3620.03   13766     9800      6025.51   3180     1010      6049.27   1220      480     7485.02    543.2     550     7147.73    107.3     530
  12   8800   3620.03   13766    10000      6025.53   3180      960      6049.29   1220      480     7484.97    542.8     620     7147.97    107.5     530
  13   8100   3620.06   13770     9100      6025.55   3180      910      6049.30   1220      480     7485.00    543.1     290     7147.12    106.9     630
  14   7700   3620.01   13764     9000      6025.57   3180      850      6049.35   1220      480     7485.03    543.3     310     7146.49    106.4     560
  15   7700   3619.97   13760    10100      6025.61   3180      810      6049.39   1220      480     7485.00    543.1     600     7146.65    106.5     540
  16   8600   3619.95   13758    10100      6025.65   3180      810      6049.49   1220      480     7484.95    542.7     640     7146.98    106.7     530
  17   8700   3619.94   13757    10100      6025.65   3180      810      6049.64   1220      480     7484.92    542.5     630     7147.20    106.9     570
  18   8500   3619.94   13757    10200      6025.77   3190      810      6049.84   1220      470     7484.91    542.4     590     7147.45    107.1     500
  19   8800   3619.88   13751     9900      6025.75   3190      810      6050.20   1230      470     7484.90    542.3     580     7147.65    107.3     520
  20   9000   3619.91   13754     9200      6025.75   3190      810      6050.36   1230      470     7484.96    542.8     310     7147.08    106.8     540
                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             MARCH 2010

                      |           | 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        10000       14800     11774        -6       387       542      -197     -1953     -3872     12507
      2        10100       15000     11766        -8       434       542      -262     -2014     -7867     11680
      3        10000       17800     11752       -14       436       542      -459     -1262    -10371     11261
      4        10100       16100     11739       -13       449       542      -426       -44    -10458     10111
      5        10000       18200     11728       -11       429       542      -360     -3216    -16837     13265
      6         9100       18600     11709       -19       434       542      -623       717    -15416      9374
      7         9100       16800     11703        -6       427       542      -197     -4522    -24385     14547
      8        10000       19800     11684       -19       453       542      -623     -1539    -27437     10593
      9         8500       17100     11672       -12       413       542      -393     -2520    -32434     11612
     10        10000       12200     11668        -4       463       542      -131     -1033    -34482     11057
     11         9800        6160     11677         9       406       542       295     -3394    -41213     11940
     12        10000        9450     11675        -2       408       542       -66       698    -39830      9326
     13         9100       13000     11672        -3       414       542       -98     -2554    -44896     12345
     14         9000       11700     11669        -3       355       542       -98      -976    -46831     10986
     15        10100       14800     11664        -5       432       542      -164     -4019    -54803     13089
     16        10100       10800     11661        -3       460       542       -98     -1230    -57242     10191
     17        10100       11500     11657        -4       502       542      -131      -324    -57885     10396
     18        10200       10200     11657         0       525       542         0     -1205    -60275     11267
     19         9900       13200     11653        -4       544       542      -131     -2002    -64247     12138
     20         9200       14700     11645        -8       575       542      -262     -1358    -66940     11522
    TOTAL     194300      281700                          8946     10840                        -66940    229209




(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