ACCUMULATIONS FOR APRIL 2008



    |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   1115.38  22287  44206   44206  18441  417  640.43  17340  34384   34384  4197  2202   2202    446.44  13980  27732    27732   1782   5764   5764
  2   10300   40860   1115.17  19943  39556   83762  16387  414  640.51  17990  35684   70068  4365  2584   4786    446.25  14760  29268    57000   1843   5655  11419
  3   10300   61289   1115.01  20152  39970  123732  16590  415  640.54  18800  37285  107353  4567  2009   6795    446.45  12980  25751    82751   1668   5552  16971
  4   10300   81719   1114.78  21247  42142  165874  17500  415  640.71  17590  34896  142249  4273  2210   9005    446.50  13790  27353   110104   1771   5863  22834
  5    9600  100760   1114.67  16882  33486  199360  13801  412  640.60  18100  35899  178148  4402  2301  11306    446.34  14480  28724   138828   1832   5863  28697
  6    9100  118810   1114.62  14665  29088  228448  11829  407  640.31  17540  34786  212934  4251  2489  13795    446.29  14500  28753   167581   1818   5572  34268
  7   10300  139240   1114.41  20185  40036  268484  16536  413  640.49  19500  38672  251606  4744  2029  15824    446.13  15300  30348   197929   1890   5175  39443
  8   10300  159669   1114.16  20099  39866  308350  16498  414  640.36  19790  39262  290868  4807  2604  18428    446.34  14460  28679   226608   1800   5758  45201
  9   10200  179901   1113.98  19576  38828  347178  16059  414  640.49  17970  35650  326518  4365  2017  20446    446.49  13500  26786   253394   1710   5720  50922
 10   10300  200331   1113.74  22089  43812  390990  18189  415  640.77  17450  34619  361137  4239  2344  22790    446.53  13000  25788   279182   1674   5681  56602
 11   10300  220760   1113.54  20812  41280  432271  17074  414  640.93  18010  35722  396859  4392  2519  25309    446.55  13440  26651   305833   1696   5772  62374
 12    9700  240000   1113.32  20988  41630  473901  17120  411  641.07  17990  35680  432539  4389  2460  27769    446.48  13970  27719   333552   1757   5776  68150
 13    9100  258050   1113.16  18051  35804  509705  14539  406  641.04  18990  37666  470205  4641  2384  30153    446.42  14500  28762   362314   1845   4881  73031
 14   10200  278281   1112.91  21095  41842  551547  17175  410  641.23  18100  35894  506099  4432  2483  32636    446.41  15260  30267   392581   1915   5090  78121
 15   12900  303868   1112.77  16094  31922  583469  12937  405  641.02  19090  37861  543960  4688  2856  35492    446.26  15300  30355   422936   1903   5324  83445
 16   12900  329455   1112.66  14986  29724  613193  11883  400  640.65  19210  38107  582067  4694  2654  38146    446.16  15250  30254   453190   1896   5617  89062
 17   12800  354843   1112.55  16756  33236  646429  13455  405  640.37  19210  38093  620160  4675  2483  40629    446.32  13740  27258   480448   1738   5677  94738
 18   12800  380231   1112.42  18947  37582  684011  15355  409  640.36  18520  36733  656893  4509  2836  43466    446.46  13780  27324   507772   1752   5665 100403
 19   11800  403636   1112.44  10777  21376  705387   8593  402  639.79  16840  33395  690288  4058  2765  46231    446.34  13980  27721   535493   1791   5574 105977
 20   11100  425653   1112.41  13689  27152  732539  10939  403  639.71  16060  31863  722151  3863  2852  49083    446.25  14270  28298   563791   1820   5617 111594
 21   12900  451240   1112.30  19114  37912  770451  15511  409  639.65  20730  41112  763263  5015  2745  51828    445.88  15070  29887   593678   1868   5708 117302
 22   12800  476628   1112.09  21598  42838  813289  17473  408  639.59  20520  40706  803969  4962  2729  54557    445.99  15270  30281   623959   1897   5365 122668
 23   13100  502612   1111.90  22285  44202  857491  18166  411  639.57  21080  41807  845776  5109  2676  57233    446.08  15290  30327   654286   1896   5516 128184
 24   13000  528397   1111.72  20390  40442  897933  16713  413  639.53  20980  41621  887397  5093  2559  59792    446.40  13970  27719   682005   1757   5528 133712
 25   13000  554182   1111.56  23658  46926  944858  19344  412  639.67  21100  41848  929245  5122  2852  62644    446.58  14430  28622   710627   1828   5574 139285
 26   11900  577785   1111.37  22812  45248  990106  18701  413  639.94  19590  38850  968095  4742  2854  65498    446.96  13960  27695   738322   1778   5431 144716
 27   11100  599802   1111.24  19032  37750 1027856  15343  406  640.02  17080  33882 1001977  4125  2860  68358    447.20  11990  23786   762108   1549   5484 150200
 28   13100  625785   1111.05  22210  44052 1071908  18021  409  640.38  15690  31114 1033091  3775  2828  71187    447.16  12990  25765   787873   1684   4998 155199
 29   13300  652165   1110.77  22698  45020 1116929  18495  411  640.65  18020  35742 1068833  4374  2820  74007    447.03  12990  25770   813643   1684   5187 160385
 30   13500  678942   1110.61  21216  42082 1159011  17241  410  641.20  17740  35180 1104013  4327  2698  76705    447.25  12500  24790   838433   1619   5328 165713
TOTAL                                               475908                                   135197                                                53463


                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR APRIL 2008

                                         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    30920.5  29962.6    1115.38      12914       22300   640.43     1629.1    17300    446.44      550.8    14000      229.21     5547        0      177
       2    30907.6  29975.4    1115.17      12894       19900   640.51     1631.2    18000    446.25      547.3    14800      228.93     5456        0        0
       3    30906.9  29976.2    1115.01      12879       20200   640.54     1632.0    18800    446.45      551.0    13000      225.00     4416        0      546
       4    30898.5  29984.6    1114.78      12857       21200   640.71     1636.6    17600    446.50      551.9    13800      221.64     3621        0      395
       5    30899.2  29983.8    1114.67      12846       16900   640.60     1633.6    18100    446.34      549.0    14500      228.19     5259      730        0
       6    30893.8  29989.2    1114.62      12842       14700   640.31     1625.8    17500    446.29      548.0    14500      232.43     6513      796        0
       7    30887.5  29995.5    1114.41      12821       20200   640.49     1630.7    19500    446.13      545.1    15300      231.65     6271        5       74
       8    30878.3  30004.8    1114.16      12797       20100   640.36     1627.2    19800    446.34      549.0    14500      231.47     6216        0        0
       9    30870.2  30012.8    1113.98      12780       19600   640.49     1630.7    18000    446.49      551.7    13500      231.47     6216       51        0
      10    30872.6  30010.5    1113.74      12758       22100   640.77     1638.2    17500    446.53      552.5    13000      232.63     6576      236        0
      11    30865.3  30017.8    1113.54      12739       20800   640.93     1642.5    18000    446.55      552.8    13400      233.90     6985      273        0
      12    30851.9  30031.1    1113.32      12718       21000   641.07     1646.3    18000    446.48      551.5    14000      235.64     7569      378        0
      13    30841.8  30041.3    1113.16      12703       18100   641.04     1645.5    19000    446.42      550.4    14500      237.10     8077      420       83
      14    30824.7  30058.4    1112.91      12679       21100   641.23     1650.6    18100    446.41      550.2    15300      232.67     6589        0      740
      15    30807.0  30076.1    1112.77      12666       16100   641.02     1644.9    19100    446.26      547.5    15300      227.54     5081        0      774
      16    30782.4  30100.7    1112.66      12656       15000   640.65     1635.0    19200    446.16      545.6    15300      224.67     4335       54      439
      17    30774.4  30108.6    1112.55      12645       16800   640.37     1627.5    19200    446.32      548.6    13700      220.82     3440        0      444
      18    30774.7  30108.3    1112.42      12633       18900   640.36     1627.2    18500    446.46      551.2    13800      221.70     3634      169       39
      19    30770.4  30112.7    1112.44      12635       10800   639.79     1611.9    16800    446.34      549.0    14000      228.17     5254      842        0
      20    30781.2  30101.9    1112.41      12632       13700   639.71     1609.8    16100    446.25      547.3    14300      229.70     5688      344      101
      21    30773.6  30109.4    1112.30      12621       19100   639.65     1608.2    20700    445.88      540.5    15100      224.88     4386        0      659
      22    30769.9  30113.2    1112.09      12602       21600   639.59     1606.6    20500    445.99      542.5    15300      219.30     3121        0      679
      23    30777.9  30105.1    1111.90      12584       22300   639.57     1606.3    21100    446.08      544.2    15300      214.69     2270        0      489
      24    30798.5  30084.6    1111.72      12567       20400   639.53     1605.0    21000    446.40      550.1    14000      211.99     1851        0      192
      25    30814.0  30069.0    1111.56      12552       23700   639.67     1608.7    21100    446.58      553.4    14400      215.90     2476      335        0
      26    30839.5  30043.5    1111.37      12534       22800   639.94     1615.9    19600    446.96      560.3    14000      223.24     3988      787        0
      27    30866.7  30016.4    1111.24      12522       19000   640.02     1618.0    17100    447.20      564.8    12000      229.62     5665      888        0
      28    30889.9  29993.2    1111.05      12504       22200   640.38     1627.7    15700    447.16      564.1    13000      234.48     7176      848        0
      29    30895.3  29987.7    1110.77      12478       22700   640.65     1635.0    18000    447.03      561.7    13000      237.14     8091      599        0
      30    30927.9  29955.2    1110.61      12463       21200   641.20     1649.8    17700    447.25      565.8    12500      237.10     8077      151       43
TOTAL                                                   584500                       556600                        423100                          7906     5874
AVE.                                                     19480                        18550                         14100                           264      196
AC FT                                                   1159000                       1104000                        839000                         15681    11651

      * 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 2008

                   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  13400   3589.81   10803    10300      6021.57   3040      820      6057.94   1320     3880     7470.20    437.1    2050     7155.02    113.0    1990
   2  14100   3589.91   10812    10300      6021.63   3040      820      6057.90   1320     3880     7469.87    434.9    2100     7155.20    113.2    1980
   3  15000   3590.04   10824    10300      6021.63   3040      820      6057.89   1320     3880     7469.61    433.2    2070     7155.35    113.3    1990
   4  14500   3590.15   10834    10300      6021.63   3040      820      6057.91   1320     3890     7469.34    431.4    2050     7155.37    113.3    1930
   5  14200   3590.34   10851     9600      6021.67   3040      820      6057.90   1320     3900     7469.10    429.7    2120     7155.48    113.4    2050
   6  14600   3590.46   10862     9100      6021.67   3040      820      6057.81   1320     3900     7468.87    428.2    2050     7155.37    113.3    2010
   7  14600   3590.60   10875    10300      6021.69   3040      820      6057.78   1320     3550     7468.69    427.0    2060     7155.40    113.3    1970
   8  14700   3590.76   10889    10300      6021.69   3040      820      6057.87   1320     2780     7468.53    425.9    1970     7155.38    113.3    1870
   9  14300   3590.76   10889    10200      6021.73   3040      820      6058.08   1320     1680     7468.38    424.9    1920     7155.29    113.2    1880
  10  13700   3590.94   10906    10300      6021.73   3040      820      6058.24   1330     1630     7468.31    424.5    1710     7154.27    112.4    2060
  11  12700   3591.02   10913    10300      6021.75   3040      820      6058.35   1330     1810     7467.96    422.1    2380     7154.11    112.3    2420
  12  13100   3591.11   10921     9700      6021.73   3040     1160      6058.35   1330     2120     7467.59    419.7    2430     7153.60    111.9    2530
  13  12800   3591.22   10931     9100      6021.71   3040     1160      6058.33   1330     2210     7467.23    417.3    2460     7153.32    111.7    2490
  14  12800   3591.27   10936    10200      6021.69   3040     1250      6058.27   1330     2210     7466.92    415.3    2440     7153.04    111.5    2460
  15  12600   3591.31   10940    12900      6021.69   3040     1240      6058.31   1330     2200     7466.72    414.0    2440     7153.26    111.6    2390
  16  12500   3591.24   10933    12900      6021.67   3040     1250      6058.65   1330     2200     7466.63    413.4    2430     7153.19    111.6    2490
  17  13300   3591.30   10939    12800      6021.67   3040     1170      6058.85   1330     2200     7466.42    412.0    2620     7153.21    111.6    2660
  18  15100   3591.41   10949    12800      6021.69   3040      820      6058.95   1330     2200     7466.15    410.2    2710     7152.90    111.3    2760
  19  16800   3591.56   10962    11800      6021.63   3040      820      6058.99   1340     2210     7466.02    409.4    2490     7152.00    110.6    2850
  20  15400   3591.67   10972    11100      6021.77   3040      820      6059.13   1340     2200     7465.92    408.7    2760     7152.23    110.8    2770
  21  15300   3591.77   10982    12900      6021.73   3040      820      6059.30   1340     2200     7465.87    408.4    2840     7152.56    111.1    2820
  22  17000   3591.89   10992    12800      6021.77   3040      810      6059.47   1340     2200     7465.96    409.0    2490     7152.21    110.8    2720
  23  20500   3592.12   11014    13100      6021.75   3040      820      6059.67   1340     2210     7466.25    410.9    2030     7151.29    110.1    2560
  24  22400   3592.42   11041    13000      6021.77   3040      820      6059.91   1350     2210     7466.37    411.7    2980     7151.67    110.4    2940
  25  22000   3592.61   11058    13000      6021.83   3040      820      6060.19   1350     2210     7466.43    412.1    2870     7151.05    109.9    3180
  26  22500   3592.90   11085    11900      6021.83   3040      820      6060.41   1350     2210     7466.42    412.0    2920     7150.48    109.4    3230
  27  24200   3593.25   11117    11100      6021.79   3040      820      6060.61   1360     2210     7466.34    411.5    3020     7150.24    109.3    3260
  28  25500   3593.56   11146    13100      6021.85   3050      820      6060.73   1360     2210     7466.29    411.2    3020     7149.75    108.9    3370
  29  24200   3593.83   11171    13300      6021.85   3050      830      6060.86   1360     2220     7466.24    410.8    3410     7149.87    109.0    3570
  30  23100   3594.09   11195    13500      6021.91   3050      820      6060.97   1360     2220     7466.24    410.8    3410     7149.81    108.9    3720
TOT  496900                     342300                        26910                        76630                        74250                        76920
AVE   16563                      11410                          900                         2550                         2470                         2560
A F  985600                     679000                        53000                       152000                        147300                       152600

                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             APRIL 2008

                      |           | 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       22300     12914       -26       665       731      -852      -828     -1643      9740
      2        10300       19900     12894       -20       644       731      -655      -868     -3364     10500
      3        10300       20200     12879       -15       631       731      -492     -3245     -9801     13500
      4        10300       21200     12857       -22       623       731      -721      -484    -10761     10700
      5         9600       16900     12846       -11       638       731      -360     -2047    -14821     12400
      6         9100       14700     12842        -4       612       731      -131     -3610    -21982     13900
      7        10300       20200     12821       -21       615       731      -688      -655    -23280     10300
      8        10300       20100     12797       -24       639       731      -786       508    -22272      8580
      9        10200       19600     12780       -17       637       731      -557     -1581    -25407     11800
     10        10300       22100     12758       -22       597       731      -721     -1358    -28101     11600
     11        10300       20800     12739       -19       600       731      -623     -1680    -31434     11900
     12         9700       21000     12718       -21       612       731      -688      -746    -32912     11100
     13         9100       18100     12703       -15       556       731      -492     -1011    -34918     11300
     14        10200       21100     12679       -24       597       731      -786       117    -34687      9540
     15        12900       16100     12666       -13       660       731      -426     -1384    -37433     10500
     16        12900       15000     12656       -10       643       731      -328      -758    -38936     11000
     17        12800       16800     12645       -11       629       731      -360       611    -37723     12300
     18        12800       18900     12633       -12       657       731      -393      -968    -39643     13800
     19        11800       10800     12635         2       617       731        66      -390    -40416     13200
     20        11100       13700     12632        -3       591       731       -98      -597    -41601     13400
     21        12900       19100     12621       -11       637       731      -360     -2759    -47073     14600
     22        12800       21600     12602       -19       653       731      -623     -1723    -50491     12800
     23        13100       22300     12584       -18       655       731      -590     -1171    -52813     14000
     24        13000       20400     12567       -17       658       731      -557       171    -52473     12700
     25        13000       23700     12552       -15       675       731      -492     -3917    -60243     17100
     26        11900       22800     12534       -18       673       731      -590     -1519    -63255     14500
     27        11100       19000     12522       -12       602       731      -393      -889    -65019     13900
     28        13100       22200     12504       -18       673       731      -590     -2086    -69158     13900
     29        13300       22700     12478       -26       679       731      -852       995    -67184     10100
     30        13500       21200     12463       -15       697       731      -492     -1490    -70139     14600

    TOTAL     342300      584330                         19065     21930                        -70139    369400