ACCUMULATIONS FOR APRIL 2007



    |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    9300   18446   1125.74  12145  24090   24090   9859  409  642.40  15060  29865   29865  3714  1551   1551    446.84  13520  26816    26816   1702   5829   5829
  2   10500   39273   1125.58  17485  34682   58772  14464  417  642.35  17620  34947   64812  4363  1539   3090    446.70  13540  26850    53666   1701   5841  11671
  3   10500   60099   1125.39  18922  37532   96304  15756  420  642.34  18210  36115  100927  4510  1557   4647    446.69  13850  27470    81136   1765   5591  17262
  4   10500   80926   1125.25  17308  34330  130634  14288  416  642.10  18070  35834  136761  4474  2446   7093    447.00  12010  23818   104954   1508   5825  23088
  5   10400  101554   1125.11  18114  35928  166562  15178  422  642.20  17210  34135  170896  4262  2321   9414    447.14  11980  23768   128722   1520   5732  28820
  6   10500  122380   1124.96  16921  33562  200124  14111  420  642.17  17220  34149  205045  4268  2323  11736    447.17  13020  25820   154542   1648   5034  33854
  7    9700  141620   1124.87  15910  31558  231682  13265  420  642.04  15940  31611  236656  3935  2321  14057    447.24  12070  23943   178485   1525   5566  39420
  8    9200  159868   1124.79  13016  25816  257498  10675  414  641.89  15570  30876  267532  3837  1567  15624    447.16  13020  25832   204317   1645   5568  44987
  9   10300  180298   1124.65  17650  35008  292506  14586  417  641.85  17150  34009  301541  4233  1565  17189    446.99  14090  27945   232262   1786   5720  50707
 10   10600  201322   1124.42  21362  42370  334876  17855  421  642.22  16180  32083  333624  3996  1664  18853    447.06  13010  25797   258059   1644   5808  56515
 11   10500  222149   1124.18  20441  40544  375420  17083  421  642.50  15400  30538  364162  3814  3031  21884    446.93  13010  25811   283870   1645   5939  62454
 12   10400  242777   1124.08  17500  34712  410131  14524  418  642.63  16110  31956  396118  4008  3047  24930    446.92  11480  22764   306634   1459   6008  68461
 13   10500  263603   1123.75  23553  46716  456847  19698  422  643.03  15030  29804  425922  3731  3066  27997    446.72  12010  23815   330449   1517   6008  74469
 14    9700  282843   1123.53  22154  43942  500789  18564  422  643.46  16410  32542  458464  4093  3088  31085    446.42  13010  25797   356246   1630   6006  80475
 15    9200  301091   1123.39  17379  34470  535259  14185  412  643.56  15170  30096  488560  3778  2967  34052    446.35  12500  24800   381046   1563   5998  86473
 16   10400  321719   1123.14  20886  41426  576686  17386  420  643.93  15720  31190  519750  3944  3015  37067    446.08  14020  27804   408850   1746   6000  92473
 17   10500  342545   1122.97  18317  36332  613017  15114  416  643.86  18260  36212  555962  4587  3051  40118    445.69  14480  28725   437575   1794   5994  98467
 18   10500  363372   1122.79  16731  33186  646203  13735  414  643.56  19440  38565  594527  4893  2940  43057    445.84  13510  26804   464379   1660   5994 104461
 19   10400  384000   1122.62  18470  36634  682838  15314  418  643.36  20940  41541  636068  5265  3013  46070    446.17  12010  23829   488208   1486   5994 110456
 20   10400  404628   1122.44  18934  37556  720394  15707  418  643.37  18550  36790  672858  4639  2505  48575    446.70  12520  24842   513050   1568   4005 114460
 21    9800  424066   1122.30  15569  30880  751273  12813  415  643.12  17430  34571  707429  4355  2503  51078    446.86  12330  24450   537500   1550   3031 117491
 22    9200  442314   1122.20  14856  29466  780739  12084  410  643.22  14140  28038  735467  3513  2575  53653    447.12  11020  21857   559357   1396   4810 122301
 23   10400  462942   1122.08  16674  33072  813812  13581  411  643.43  14460  28685  764152  3598  2446  56099    446.92  11980  23760   583117   1513   4808 127109
 24   10200  483173   1121.92  19856  39384  853196  16507  419  643.60  15680  31097  795249  3918  3122  59220    446.78  12470  24736   607853   1569   4810 131919
 25   10100  503207   1121.71  19891  39454  892650  16498  418  643.95  16000  31737  826986  3998  2924  62144    446.74  12010  23813   631666   1514   4810 136729
 26   10100  523240   1121.50  20927  41508  934158  17205  415  644.00  17690  35096  862082  4444  3029  65173    446.96  11010  21840   653506   1390   4810 141539
 27   10100  543273   1121.21  25328  50238  984396  21037  419  644.45  17320  34359  896441  4369  3031  68204    447.14  12010  23820   677326   1518   4814 146352
 28    9400  561917   1121.05  17739  35184 1019580  14535  413  644.47  17080  33885  930326  4326  2525  70729    447.20  12540  24864   702190   1592   4816 151168
 29    9000  579769   1120.86  17807  35320 1054900  14471  410  644.47  17680  35058  965384  4452  2533  73261    447.35  12020  23835   726025   1526   4816 155984
 30   10100  599802   1120.69  19126  37936 1092836  15521  409  644.58  17790  35293 1000677  4479  2523  75784    447.53  12510  24805   750830   1594   4818 160802
TOTAL                                               455601                                   125797                                                47672


                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2007

                                         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    33353.8  27529.2    1125.74      13925       12100   642.40     1682.3    15100    446.84      558.2    13500      233.21     6761       53      254
       2    33344.9  27538.2    1125.58      13909       17500   642.35     1681.0    17600    446.70      555.6    13500      229.46     5619        0      623
       3    33335.5  27547.6    1125.39      13890       18900   642.34     1680.7    18200    446.69      555.4    13800      228.83     5438       17       53
       4    33327.4  27555.7    1125.25      13876       17300   642.10     1674.1    18100    447.00      561.1    12000      229.34     5585       94        0
       5    33331.5  27551.5    1125.11      13862       18100   642.20     1676.9    17200    447.14      563.7    12000      231.48     6219      375        0
       6    33322.7  27560.3    1124.96      13847       16900   642.17     1676.0    17200    447.17      564.3    13000      235.38     7479      697        0
       7    33316.4  27566.6    1124.87      13838       15900   642.04     1672.5    15900    447.24      565.6    12100      239.12     8813      766        0
       8    33314.4  27568.7    1124.79      13830       13000   641.89     1668.4    15600    447.16      564.1    13000      239.93     9117      268        0
       9    33308.0  27575.1    1124.65      13816       17600   641.85     1667.3    17100    446.99      560.9    14100      239.96     9129      115        0
      10    33308.9  27574.1    1124.42      13794       21400   642.22     1677.4    16200    447.06      562.2    13000      239.19     8839       51        0
      11    33300.6  27582.5    1124.18      13770       20400   642.50     1685.1    15400    446.93      559.8    13000      237.51     8224        0      386
      12    33305.3  27577.7    1124.08      13760       17500   642.63     1688.6    16100    446.92      559.6    11500      238.19     8470      333        0
      13    33292.5  27590.5    1123.75      13727       23600   643.03     1699.5    15000    446.72      555.9    12000      237.97     8389       87       45
      14    33288.2  27594.9    1123.53      13705       22200   643.46     1711.3    16400    446.42      550.4    13000      237.44     8199        0       26
      15    33285.1  27598.0    1123.39      13692       17400   643.56     1714.1    15200    446.35      549.1    12500      238.34     8525      240        0
      16    33270.6  27612.4    1123.14      13667       20900   643.93     1724.3    15700    446.08      544.2    14000      233.84     6965        0      838
      17    33246.0  27637.1    1122.97      13650       18300   643.86     1722.3    18300    445.69      537.1    14500      229.24     5556        0      724
      18    33223.6  27659.5    1122.79      13632       16700   643.56     1714.1    19400    445.84      539.8    13500      225.38     4513        0      542
      19    33211.3  27671.7    1122.62      13615       18500   643.36     1708.6    20900    446.17      545.8    12000      224.55     4305      120      171
      20    33204.9  27678.2    1122.44      13598       18900   643.37     1708.9    18500    446.70      555.6    12500      229.56     5647      737        0
      21    33186.7  27696.4    1122.30      13584       15600   643.12     1702.0    17400    446.86      558.5    12300      235.29     7749     1055        0
      22    33182.9  27700.2    1122.20      13574       14900   643.22     1704.8    14100    447.12      563.4    11000      239.87     9095      903        0
      23    33176.7  27706.3    1122.08      13562       16700   643.43     1710.5    14500    446.92      559.6    12000      239.47     8945        0        0
      24    33170.1  27713.0    1121.92      13546       19900   643.60     1715.2    15700    446.78      557.1    12500      235.59     7552        0      703
      25    33164.6  27718.5    1121.71      13526       19900   643.95     1724.8    16000    446.74      556.3    12000      231.55     6241        0      678
      26    33151.8  27731.2    1121.50      13505       20900   644.00     1726.2    17700    446.96      560.4    11000      227.28     5010        0      644
      27    33143.5  27739.6    1121.21      13477       25300   644.45     1738.7    17300    447.14      563.7    12000      226.75     4868        0        5
      28    33135.3  27747.7    1121.05      13461       17700   644.47     1739.2    17100    447.20      564.9    12500      226.76     4871       33        0
      29    33128.8  27754.2    1120.86      13442       17800   644.47     1739.2    17700    447.35      567.7    12000      231.84     6329      848        0
      30    33123.7  27759.3    1120.69      13426       19100   644.58     1742.3    17800    447.53      571.1    12500      228.71     5405       18      604
TOTAL                                                   550900                       504400                        378300                          6810     6296
AVE.                                                     18360                        16810                         12610                           227      210
AC FT                                                   1093000                       1000000                        750000                         13507    12488

      * 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 2007

                   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  13300   3598.88   11644     9300      6025.21   3170      800      6078.59   1600      710     7481.12    514.2     390     7154.19    112.4     540
   2  12700   3598.97   11652    10500      6025.25   3170      810      6078.60   1600      720     7481.20    514.8     440     7154.19    112.4     540
   3  12700   3599.05   11660    10500      6025.29   3170      810      6078.61   1600      720     7481.28    515.4     540     7153.16    111.6    1020
   4  13100   3599.10   11664    10500      6025.31   3170      810      6078.63   1600      720     7481.33    515.7     720     7152.59    111.1    1020
   5  13400   3599.20   11674    10400      6025.35   3170      810      6078.67   1600      720     7481.40    516.2     900     7152.13    110.7    1150
   6  12800   3599.24   11678    10500      6025.37   3170      810      6078.73   1610      720     7481.50    517.0     760     7151.53    110.3    1040
   7  11700   3599.26   11680     9700      6025.39   3170      810      6078.81   1610      720     7481.60    517.7     670     7151.65    110.4     730
   8  11700   3599.33   11686     9200      6025.43   3180      810      6078.89   1610      720     7481.82    519.3     590     7151.90    110.6     670
   9  11900   3599.41   11694    10300      6025.46   3180      820      6078.99   1610      720     7481.98    520.5     550     7152.08    110.7     620
  10  12200   3599.51   11703    10600      6025.47   3180      820      6079.05   1610      720     7482.17    521.9     490     7152.69    111.2     420
  11  13300   3599.59   11711    10500      6025.49   3180      820      6079.12   1610      710     7482.31    523.0     550     7152.46    111.0     710
  12  13900   3599.67   11719    10400      6025.53   3180      820      6079.23   1610      720     7482.42    523.8     530     7152.26    110.8     710
  13  13300   3599.78   11729    10500      6025.54   3180      820      6079.32   1610      720     7482.49    524.3     670     7152.43    111.0     710
  14  13000   3599.88   11739     9700      6025.55   3180      820      6079.40   1620      720     7482.55    524.7     660     7152.25    110.8     770
  15  12800   3599.96   11746     9200      6025.56   3180      820      6079.48   1620      720     7482.62    525.3     610     7152.14    110.7     710
  16  12500   3600.00   11750    10400      6025.57   3180     1020      6079.55   1620      720     7482.65    525.5     730     7152.30    110.9     770
  17  11600   3600.00   11750    10500      6025.58   3180     1080      6079.59   1620      720     7482.68    525.7     840     7152.29    110.9     890
  18  11100   3600.01   11751    10500      6025.58   3180      820      6079.58   1620      710     7482.75    526.2     650     7151.98    110.6     810
  19  10800   3600.04   11754    10400      6025.59   3180      830      6079.61   1620      710     7482.82    526.7     710     7151.84    110.5     880
  20  10200   3600.04   11754    10400      6025.59   3180      820      6079.67   1620      710     7482.86    527.0     830     7151.94    110.6     860
  21   9900   3600.02   11752     9800      6025.61   3180      820      6079.69   1620      710     7482.90    527.3     870     7152.12    110.7     890
  22   9500   3599.99   11749     9200      6025.62   3180      820      6079.73   1620      710     7482.97    527.9     840     7152.19    110.8     860
  23   9300   3600.02   11752    10400      6025.63   3180      820      6079.75   1620      720     7483.05    528.5     790     7152.07    110.7     910
  24   9800   3600.09   11759    10200      6025.64   3180      820      6079.75   1620      720     7483.02    528.2    1110     7152.08    110.7    1300
  25  10700   3600.15   11764    10100      6025.66   3180      830      6079.74   1620      720     7483.01    528.2    1090     7152.27    110.8    1060
  26  11000   3600.18   11767    10100      6025.66   3180      840      6079.72   1620      750     7482.94    527.6    1220     7153.11    111.5     970
  27  11300   3600.22   11771    10100      6025.67   3190      810      6079.70   1620      770     7483.00    528.1     900     7153.72    112.0     700
  28  11800   3600.27   11776     9400      6025.69   3190      810      6079.70   1620      770     7483.11    528.9     820     7153.26    111.6    1160
  29  11100   3600.34   11783     9000      6025.69   3190      810      6079.77   1620      770     7483.34    530.6     740     7153.45    111.8     770
  30  10700   3600.35   11784    10100      6025.71   3190      820      6079.81   1620     1330     7483.72    533.5     650     7153.49    111.8     830
TOT  353100                     302400                        24980                        22320                        21860                        25020
AVE   11770                      10080                          830                          740                          730                          830
A F  700400                     600000                        50000                        44300                        43400                        49600

                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             APRIL 2007

                      |           | 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         9300       12100     13925        -5       716       764      -164      -801     -1588     10900
      2        10500       17500     13909       -16       692       764      -524     -1304     -4175     10400
      3        10500       18900     13890       -19       666       764      -623      -843     -5848     10100
      4        10500       17300     13876       -14       668       764      -459      -683     -7203     11200
      5        10400       18100     13862       -14       663       764      -459     -1538    -10252     12000
      6        10500       16900     13847       -15       682       764      -492       211     -9834     10300
      7         9700       15900     13838        -9       669       764      -295     -2067    -13933     12500
      8         9200       13000     13830        -8       636       764      -262       392    -13156     10100
      9        10300       17600     13816       -14       624       764      -459     -1783    -16692     11500
     10        10600       21400     13794       -22       657       764      -721     -1831    -20324     11000
     11        10500       20400     13770       -24       639       764      -786      1404    -17539      8920
     12        10400       17500     13760       -10       636       764      -328     -2975    -23440     13500
     13        10500       23600     13727       -33       652       764     -1081      3245    -17003      7300
     14         9700       22200     13705       -22       643       764      -721     -1379    -19738     11800
     15         9200       17400     13692       -13       670       764      -426     -1373    -22461     11900
     16        10400       20900     13667       -25       674       764      -819       786    -20901      8910
     17        10500       18300     13650       -17       562       764      -557     -1330    -23539     10500
     18        10500       16700     13632       -18       595       764      -590      2053    -19467      8390
     19        10400       18500     13615       -17       573       764      -557      -181    -19826     10700
     20        10400       18900     13598       -17       611       764      -557      -624    -21063     11100
     21         9800       15600     13584       -14       662       764      -459       878    -19323      9510
     22         9200       14900     13574       -10       665       764      -328      -558    -20429     11000
     23        10400       16700     13562       -12       640       764      -393     -1899    -24196     11700
     24        10200       19900     13546       -16       635       764      -524     -3466    -31072     12700
     25        10100       19900     13526       -20       635       764      -655      -175    -31419     10600
     26        10100       20900     13505       -21       658       764      -688      -819    -33044     11000
     27        10100       25300     13477       -28       665       764      -918     -1570    -36158     11700
     28         9400       17700     13461       -16       665       764      -524      -400    -36951     10500
     29         9000       17800     13442       -19       693       764      -623      1064    -34840      9060
     30        10100       19100     13426       -16       679       764      -524     -2506    -39811     12000

    TOTAL     302700      550970                         19525     22920                        -39811    322700

                    -39811    322700