ACCUMULATIONS FOR MAY 2003



    |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   11300   22413   1148.16  18027  35755   35755  15682  439  642.63  16750  33216   33216  4165  2539   2539    448.82  10390  20612    20612   1369   5840   5840
  2   11300   44826   1148.04  15760  31260   67015  13495  432  642.50  16380  32484   65700  4077  2544   5083    448.88  11500  22817    43429   1498   5375  11214
  3   10400   65455   1148.06  10238  20308   87323   8586  423  642.13  15480  30708   96408  3839  2533   7616    448.65  14760  29284    72713   1936   6036  17250
  4    7800   80926   1148.02  12896  25580  112902  10994  430  642.02  13920  27606  124014  3436  2534  10149    448.52  12400  24598    97311   1627   7040  24290
  5   11300  103339   1148.00  13921  27612  140514  11971  434  641.82  16550  32836  156850  4108  2516  12665    448.27  12210  24210   121521   1602   5981  30270
  6   11400  125950   1147.83  19608  38891  179405  17109  440  642.10  15400  30552  187402  3810  2138  14803    448.42  11470  22760   144281   1505   5459  35729
  7   11300  148364   1147.61  20293  40251  219657  17663  439  642.39  14540  28848  216250  3612  2026  16829    448.59   9950  19729   164010   1292   5522  41251
  8   11300  170777   1147.39  17809  35323  254980  15398  436  642.55  14260  28280  244530  3532  2034  18863    448.84   8120  16108   180118   1067   5847  47098
  9   11300  193190   1147.26  18029  35759  290740  15721  440  642.80  14530  28816  273346  3651  2032  20895    448.63  11980  23767   203885   1571   5327  52424
 10   10400  213818   1147.20  15004  29760  320499  12985  436  642.78  16120  31968  305314  4041  1332  22227    448.41  13480  26738   230623   1768   5874  58298
 11    7700  229091   1147.09  17184  34083  354583  14953  439  642.69  17350  34411  339725  4290  1020  23247    448.44  11970  23741   254364   1571   7030  65328
 12   11400  251702   1146.96  19382  38443  393026  17030  443  642.77  17210  34128  373853  4285  1025  24272    448.59  12270  24340   278704   1608   6215  71542
 13   11300  274116   1146.78  17811  35327  428354  15588  441  642.95  14880  29508  403361  3705  1819  26091    448.67  11840  23485   302189   1556   5818  77360
 14   11300  296529   1146.69  16264  32260  460613  14072  436  642.98  14720  29204  432565  3665  2015  28106    448.87   9880  19600   321789   1306   5880  83240
 15   11300  318942   1146.54  17172  34059  494673  14835  436  643.14  14610  28972  461537  3645  2062  30167    449.06   7980  15838   337627   1038   5888  89128
 16   11300  341355   1146.35  21374  42395  537068  18765  443  643.49  15340  30432  491969  3823  1583  31750    449.09  10670  21166   358793   1383   5884  95011
 17   10400  361983   1146.30  14223  28212  565280  12275  435  643.42  15470  30692  522661  3857  1549  33299    448.84  13830  27424   386217   1803   5948 100959
 18    7700  377256   1146.33  11005  21828  587107   9346  428  643.12  14780  29320  551981  3676  1523  34822    448.75  12530  24859   411076   1624   6142 107101
 19   11200  399471   1146.19  17347  34407  621515  15089  439  643.15  15890  31520  583501  3978  1541  36363    448.62  12490  24782   435858   1618   6375 113475
 20   11300  421884   1146.03  18037  35775  657290  15602  436  643.22  16840  33412  616913  4222  1541  37904    448.66  12120  24039   459897   1584   5924 119399
 21   11300  444297   1145.75  21108  41867  699158  18431  440  643.54  15540  30819  647732  3883  1512  39416    448.81  12040  23889   483786   1561   5378 124777
 22   11300  466711   1145.54  21832  43303  742461  19071  440  644.02  14520  28796  676528  3630  1557  40973    449.16   7960  15785   499571   1028   5908 130684
 23   10200  486942   1145.40  21630  42903  785364  18753  437  644.41  15380  30508  707036  3859  1550  42523    449.09  10820  21462   521033   1430   5916 136600
 24    8100  503008   1145.42   8020  15908  801272   6490  408  643.75  15660  31064  738100  3922  1545  44068    448.76  14670  29095   550128   1927   5725 142325
 25    8000  518876   1145.49   6758  13404  814676   5442  406  643.11  16450  32620  770720  4103  1545  45613    448.52  13460  26701   576829   1764   6022 148347
 26    8000  534744   1145.50   9720  19280  833956   8154  423  642.77  15910  31564  802284  3946  1553  47166    448.60  12030  23856   600685   1571   6030 154376
 27   11300  557157   1145.33  18174  36047  870003  15753  437  642.96  15430  30612  832896  3814  1564  48730    448.57  11970  23733   624418   1570   5889 160265
 28   11100  579173   1145.07  21524  42691  912695  18755  439  643.35  14490  28736  861632  3589  1440  50169    448.60  10960  21735   646153   1440   5892 166157
 29   12100  603173   1144.87  21739  43119  955814  18856  437  643.86  15140  30032  891664  3769  1440  51609    448.85   8490  16848   663001   1128   5879 172035
 30   12500  627967   1144.70  19882  39435  995249  17207  436  644.04  15750  31248  922912  3931   859  52468    449.09   8980  17804   680805   1176   5884 177919
 31   12000  651768   1144.68  11140  22096 1017345   9314  422  643.60  16210  32148  955060  4051  1008  53476    448.83  14470  28694   709499   1908   5890 183809
TOTAL                                               443385                                   119914                                                46827

                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR MAY 2003

                                         LAKE MEAD                     LAKE MOHAVE                     LAKE HAVASU                      SENATOR WASH
  MAX CONTENT IN A.F.                     27380000                        1809800                           619400                              7576
  MAX ELEV. IN FEET                         1229.0                          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    34876.9  26006.2    1148.16      16275       18000   642.63     1688.6    16700    448.82      595.9    10400      226.90     4908     1127        0
       2    34863.0  26020.0    1148.04      16261       15800   642.50     1685.2    16400    448.88      597.1    11500      233.95     7001     1172        0
       3    34857.0  26026.1    1148.06      16264       10200   642.13     1675.0    15500    448.65      592.6    14800      236.75     7954      620        0
       4    34856.1  26027.0    1148.02      16259       12900   642.02     1671.8    13900    448.52      590.0    12400      239.79     9065      693        0
       5    34851.4  26031.6    1148.00      16257       13900   641.82     1666.4    16600    448.27      585.3    12200      239.85     9088      128        0
       6    34844.9  26038.1    1147.83      16238       19600   642.10     1674.2    15400    448.42      588.2    11500      239.90     9106      109        0
       7    34828.2  26054.8    1147.61      16214       20300   642.39     1681.9    14500    448.59      591.4     9950      239.96     9129      112        0
       8    34821.4  26061.7    1147.39      16190       17800   642.55     1686.5    14300    448.84      596.3     8120      238.45     8566        0      238
       9    34804.9  26078.2    1147.26      16176       18000   642.80     1693.2    14500    448.63      592.2    12000      233.19     6755        0      876
      10    34792.8  26090.2    1147.20      16169       15000   642.78     1692.6    16100    448.41      587.9    13500      232.82     6636        0        9
      11    34780.6  26102.5    1147.09      16157       17200   642.69     1690.3    17300    448.44      588.5    12000      235.40     7486      532       24
      12    34770.9  26112.2    1146.96      16143       19400   642.77     1692.3    17200    448.59      591.4    12300      237.64     8270      490        0
      13    34753.8  26129.3    1146.78      16123       17800   642.95     1697.2    14900    448.67      593.0    11800      239.98     9136      525        0
      14    34747.6  26135.4    1146.69      16113       16300   642.98     1698.0    14700    448.87      596.9     9880      239.90     9106      103        0
      15    34737.0  26146.0    1146.54      16096       17200   643.14     1702.5    14600    449.06      600.7     7980      239.99     9140      111        0
      16    34725.1  26157.9    1146.35      16075       21400   643.49     1712.0    15300    449.09      601.2    10700      239.03     8779        5      114
      17    34711.5  26171.5    1146.30      16070       14200   643.42     1710.4    15500    448.84      596.3    13800      236.98     8034        0      321
      18    34724.2  26158.9    1146.33      16073       11000   643.12     1702.0    14800    448.75      594.5    12500      238.26     8496      423      101
      19    34713.9  26169.1    1146.19      16058       17300   643.15     1702.8    15900    448.62      592.1    12500      235.17     7408       42      542
      20    34708.6  26174.5    1146.03      16040       18000   643.22     1704.7    16800    448.66      592.8    12100      236.11     7730      226        0
      21    34706.0  26177.0    1145.75      16010       21100   643.54     1713.6    15500    448.81      595.7    12000      236.45     7849      148        0
      22    34727.8  26155.3    1145.54      15987       21800   644.02     1726.7    14500    449.16      602.6     7960      237.00     8041      157        0
      23    34757.0  26126.1    1145.40      15972       21600   644.41     1737.4    15400    449.09      601.2    10800      234.29     7114        0      186
      24    34784.9  26098.1    1145.42      15974        8020   643.75     1719.5    15700    448.76      594.8    14700      230.30     5864        0      179
      25    34824.1  26059.0    1145.49      15981        6760   643.11     1701.6    16400    448.52      590.2    13500      230.74     5995      215      174
      26    34873.0  26010.0    1145.50      15982        9720   642.77     1692.4    15900    448.60      591.6    12000      232.34     6453      410       29
      27    34922.6  25960.4    1145.33      15964       18200   642.96     1697.6    15400    448.57      591.1    12000      237.40     8185      962        0
      28    34970.4  25912.7    1145.07      15936       21500   643.35     1708.3    14500    448.60      591.7    11000      240.42     9152      602        0
      29    35037.1  25846.0    1144.87      15914       21700   643.86     1722.3    15100    448.85      596.4     8490      239.98     9136       90        0
      30    35098.6  25784.5    1144.70      15896       19900   644.04     1727.3    15800    449.09      601.2     8980      239.42     8926        0        0
      31    35176.5  25706.5    1144.68      15893       11100   643.60     1715.1    16200    448.83      596.1    14500      236.62     7908       34      482
TOTAL                                                   512700                       481300                        357860                          9036     3275
AVE.                                                     16540                        15530                         11540                           291      106
AC FT                                                   1017000                       955000                        710000                         17923     6496
     ** INCLUDES FONTENELLE AND CRYSTAL RESERVOIRS
                                                                      BUREAU OF RECLAMATION
                                                                      LOWER COLORADO REGION
                                                                      BOULDER CITY, NEVADA
                                             COLORADO RIVER STORAGE PROJECT DATA (operational) FOR MAY 2003

                   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  10100   3605.05   12239    11300      6011.02   2670      820      6010.22    820      350     7447.57    299.2     750     7154.47    112.6     960
   2  11100   3605.06   12239    11300      6011.05   2680      820      6010.34    820      350     7447.58    299.2     910     7154.62    112.7     990
   3  11800   3605.12   12245    10400      6011.09   2680      820      6010.43    830      350     7447.91    301.0       0     7152.45    111.0     980
   4  12300   3605.20   12253     7800      6011.13   2680      820      6010.58    830      350     7447.94    301.2     940     7152.61    111.1    1030
   5  11900   3605.27   12260    11300      6011.17   2680      820      6010.68    830      350     7447.95    301.2     950     7152.84    111.3     990
   6  11600   3605.29   12262    11400      6011.21   2680      820      6010.73    830      350     7447.90    301.0    1030     7152.99    111.4    1090
   7  12300   3605.26   12259    11300      6011.26   2680      820      6010.70    830      350     7447.85    300.7     870     7152.88    111.3    1030
   8  12500   3605.34   12267    11300      6011.33   2680      820      6010.67    830      350     7447.73    300.0    1090     7153.19    111.6    1070
   9  11200   3605.29   12262    11300      6011.41   2690      820      6010.61    830      350     7447.60    299.3    1040     7153.40    111.7    1050
  10   9800   3605.29   12262    10400      6011.47   2690      820      6010.58    830      350     7447.85    300.7       0     7150.78    109.7    1120
  11   9400   3605.31   12264     7700      6011.53   2690      820      6010.58    830      350     7447.65    299.6    1160     7151.40    110.2    1000
  12  10100   3605.31   12264    11400      6011.59   2690      820      6010.58    830      350     7447.51    298.8    1050     7151.43    110.2    1140
  13  10000   3605.28   12261    11300      6011.64   2690      810      6010.56    830      350     7447.34    297.9    1140     7151.50    110.2    1230
  14   9500   3605.27   12260    11300      6011.69   2700      810      6010.58    830      450     7447.24    297.4    1190     7152.00    110.6    1140
  15   9000   3605.23   12256    11300      6011.74   2700      820      6010.67    830      450     7447.34    297.9    1050     7152.46    111.0    1060
  16   8800   3605.19   12252    11300      6011.79   2700      820      6010.85    830      450     7447.54    299.0    1120     7153.14    111.5    1040
  17   9400   3605.13   12246    10400      6011.84   2700      820      6011.06    830      450     7448.36    303.5       0     7151.07    109.9    1040
  18  10700   3605.26   12259     7700      6011.87   2700     1040      6011.44    830      450     7449.01    307.0    1070     7151.79    110.5    1040
  19  12200   3605.31   12264    11200      6011.78   2700     3280      6011.68    840      450     7449.75    311.2     730     7152.85    111.3     570
  20  14100   3605.41   12274    11300      6011.61   2690     4630      6011.97    840      450     7450.51    315.4     630     7152.98    111.4     820
  21  16900   3605.59   12292    11300      6011.40   2690     4650      6012.25    840      450     7451.30    319.8     640     7152.99    111.4     880
  22  19600   3605.83   12315    11300      6011.22   2680     4640      6012.61    840      450     7452.17    324.8     680     7153.17    111.6     860
  23  21300   3606.16   12348    10200      6011.02   2670     4650      6013.03    850      450     7453.30    331.3     620     7153.43    111.8     800
  24  23900   3606.62   12393     8100      6010.83   2670     4650      6013.47    850      450     7454.78    339.9       0     7153.04    111.5     450
  25  27100   3607.10   12441     8000      6010.65   2660     4660      6013.89    860      450     7456.17    348.1     490     7153.61    111.9     550
  26  30400   3607.57   12487     8000      6010.52   2660     4670      6014.33    860      450     7457.44    355.7     490     7154.16    112.3     530
  27  31300   3608.09   12539    11300      6010.39   2650     4630      6014.83    860      450     7458.86    364.3     500     7154.48    112.6     650
  28  32100   3608.57   12587    11100      6010.29   2650     4190      6015.41    870      450     7460.47    374.1     630     7155.72    113.6     590
  29  33500   3609.05   12635    12100      6010.27   2650     3810      6015.95    870      450     7462.24    385.2     470     7158.13    115.5     120
  30  36800   3609.57   12687    12500      6010.06   2640     3790      6016.43    880      450     7464.33    398.5       0     7158.25    115.6     610
  31  40600   3610.26   12756    12000      6010.17   2650     3390      6016.96    880      450     7466.19    410.5       0     7157.73    115.2     750
TOT  531300                     328600                        70600                        12650                        21240                        27180
AVE   17139                      10600                         2280                          410                          690                          880
A F 1053800                     652000                       140000                        25100                        42100                        53900
                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             MAY 2003

                      |           | 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        11300       18000     16275       -12       537       945      -393     -2533     -5023     13000
      2        11300       15800     16261       -14       537       945      -459       909     -3220      9760
      3        10400       10200     16264         3       537       945        98     -1983     -7154     13300
      4         7800       12900     16259        -5       537       945      -164      -364     -7875     11700
      5        11300       13900     16257        -2       537       945       -66     -3901    -15612     14300
      6        11400       19600     16238       -19       537       945      -623     -3105    -21770     10900
      7        11300       20300     16214       -24       537       945      -786      2446    -16918      8900
      8        11300       17800     16190       -24       537       945      -786      4957     -7087      6400
      9        11300       18000     16176       -14       537       945      -459      -701     -8477     12000
     10        10400       15000     16169        -7       537       945      -229     -1390    -11235     12700
     11         7700       17200     16157       -12       537       945      -393      -955    -13130     12200
     12        11400       19400     16143       -14       537       945      -459     -3006    -19092     13400
     13        11300       17800     16123       -20       537       945      -655      -794    -20667      8540
     14        11300       16300     16113       -10       537       945      -328     -1059    -22769     12400
     15        11300       17200     16096       -17       537       945      -557      1746    -19305      9550
     16        11300       21400     16075       -21       537       945      -688      -309    -19917     11600
     17        10400       14200     16070        -5       537       945      -164     -1722    -23334     13000
     18         7700       11000     16073         3       537       945        98     -2800    -28887     14100
     19        11200       17300     16058       -15       537       945      -492      -349    -29578     10700
     20        11300       18000     16040       -18       537       945      -590     -2070    -33685      9820
     21        11300       21100     16010       -30       537       945      -983      4775    -24214      6470
     22        11300       21800     15987       -23       537       945      -754       375    -23470     10900
     23        10200       21600     15972       -15       537       945      -492     -3734    -30877     15000
     24         8100        8020     15974         2       537       945        66       700    -29488     10600
     25         8000        6760     15981         7       537       945       229     -1840    -33138     12000
     26         8000        9720     15982         1       537       945        33     -3680    -40437     11700
     27        11300       18200     15964       -18       537       945      -590     -1987    -44378     10000
     28        11100       21500     15936       -28       537       945      -918        77    -44225      7950
     29        12100       21700     15914       -22       537       945      -721       -79    -44381     11400
     30        12500       19900     15896       -18       537       945      -590      -585    -45541     11700
     31        12000       11100     15893        -3       537       945       -98      1142    -43275     11000

    TOTAL     328600      512910                         16647     29295                        -43276    347100