ACCUMULATIONS FOR MAY 2006



    |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   1135.86  17762  35230   35230  14669  416  641.67  16410  32547   32547  3978  2529   2529    446.81  12460  24717    24717   1593   5125   5125
  2   10000   39669   1135.71  16653  33031   68261  13838  419  641.64  16400  32528   65075  3974  2521   5050    446.83  11990  23786    48503   1544   5163  10288
  3   10000   59504   1135.56  17535  34781  103042  14647  421  641.67  16410  32557   97632  3986  2517   7567    446.93  10490  20810    69313   1359   5611  15900
  4   10000   79339   1135.38  18799  37288  140330  15911  427  641.94  16430  32597  130229  4022  2543  10110    447.10  10780  21382    90695   1405   5562  21461
  5   10000   99174   1135.24  17926  35556  175886  14854  418  642.22  16350  32439  162668  4000  2473  12583    447.02  12090  23971   114666   1558   6206  27667
  6    9600  118215   1135.14  14865  29484  205370  12233  415  642.03  16900  33529  196197  4095  2483  15066    446.86  13530  26840   141506   1737   5615  33283
  7    9400  136859   1135.06  13975  27719  233089  11473  414  641.72  17610  34927  231124  4246  2027  17094    446.90  12990  25772   167278   1660   5968  39251
  8    9900  156496   1134.89  19413  38505  271594  16287  423  641.75  17920  35552  266676  4309  2055  19148    446.89  12970  25722   193000   1656   5379  44630
  9   10000  176331   1134.71  20153  39972  311566  17048  427  642.09  17910  35519  302195  4304  2063  21211    447.27  11480  22779   215779   1479   5429  50059
 10   10000  196165   1134.51  18149  35998  347564  15087  419  642.46  16620  32956  335151  4022  2539  23750    447.38  12000  23792   239571   1544   5437  55496
 11   10000  216000   1134.33  18672  37036  384601  15480  418  642.53  17050  33822  368973  4133  2549  26299    447.50  11340  22484   262055   1488   4380  59875
 12    9900  235636   1134.21  16664  33052  417652  13811  418  642.57  17070  33855  402828  4128  2523  28822    447.65  13000  25777   287832   1683   1426  61301
 13    9500  254479   1134.18  11442  22694  440347   9265  408  642.52  16280  32284  435112  3918  2553  31375    447.66  12000  23805   311637   1542   6002  67303
 14    9100  272529   1134.16  11205  22224  462571   8969  404  642.25  16070  31884  466996  3847  2596  33971    447.63  12000  23810   335447   1559   5758  73061
 15    9700  291769   1134.01  16453  32634  495205  13548  415  642.36  17540  34794  501790  4215  1529  35500    447.58  12480  24761   360208   1619   5574  78635
 16   10100  311802   1133.84  18704  37099  532303  15512  418  641.45  17520  34759  536549  4206  1551  37051    447.73  12000  23803   384011   1554   5728  84363
 17    9900  331438   1133.68  18463  36620  568924  15567  425  641.62  16410  32558  569107  3928  1553  38604    447.74  12990  25760   409771   1688   5687  90050
 18   10100  351471   1133.47  20290  40245  609169  17044  423  641.96  16420  32563  601670  3936  2592  41197    447.74  12300  24396   434167   1597   6107  96157
 19    9900  371107   1133.22  18863  37415  646584  15732  420  642.05  17200  34107  635777  4148  2580  43777    447.46  13500  26768   460935   1744   6010 102167
 20    9500  389950   1133.08  16755  33233  679817  13968  420  642.00  14440  28644  664421  3484  2575  46352    447.35  13490  26757   487692   1739   6073 108240
 21    9200  408198   1132.99  14238  28241  708058  11657  413  641.57  16320  32363  696784  3931  2557  48908    446.97  13800  27376   515068   1764   5905 114145
 22    9800  427636   1132.94  12301  24398  732456  10022  411  641.17  18170  36030  732814  4402  3043  51951    446.73  13480  26738   541806   1707   5913 120058
 23    9900  447273   1132.78  17480  34671  767127  14424  416  641.22  16760  33250  766064  4027  3015  54966    447.05  11980  23767   565573   1525   5921 125978
 24    9900  466909   1132.56  21063  41778  808905  17436  417  642.07  15380  30511  796575  3705  3021  57987    447.56  10210  20249   585822   1318   6365 132343
 25    9900  486545   1132.27  23002  45624  854529  19276  423  642.52  15250  30248  826823  3708  3013  61000    447.39   7810  15491   601313   1035   6010 138353
 26    9900  506182   1132.07  18408  36512  891041  15279  418  642.49  19050  37779  864602  4619  3021  64020    447.51  11480  22766   624079   1479   6000 144353
 27    9200  524430   1132.01  11379  22569  913610   9185  407  642.05  18520  36728  901330  4475  3021  67041    447.52  12460  24716   648795   1608   6151 150504
 28    9300  542876   1131.88  14092  27950  941560  11561  414  641.87  16760  33247  934577  4035  3021  70062    447.56  12750  25284   674079   1647   7091 157595
 29    9300  561322   1131.71  18178  36055  977615  15082  418  641.95  16330  32399  966976  3928  3021  73083    447.86  12810  25417   699496   1653   6153 163747
 30    9900  580959   1131.43  23213  46042 1023657  19268  418  642.33  16920  33564 1000540  4089  2586  75669    447.23  12680  25141   724637   1633   5710 169458
 31   10100  600992   1131.14  23793  47193 1070850  19865  421  642.69  16930  33587 1034127  4101  2584  78254    447.06  12490  24781   749418   1606   6014 175472
TOTAL                                               447998                                   125896                                                48721


                                                                    BUREAU OF RECLAMATION
                                                                    LOWER COLORADO REGION
                                                                    BOULDER CITY, NEVADA
                                                          AVAILABLE RESERVOIR ELEVATIONS AND CONTENTS FOR MAY 2006

                                         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    33772.9  27110.1    1135.86      14957       17800   641.67     1662.5    16400    446.81      557.6    12500      223.61     4076        0      802
       2    33792.0  27091.0    1135.71      14942       16700   641.64     1661.7    16400    446.83      558.0    12000      218.45     2951        0      625
       3    33808.3  27074.8    1135.56      14926       17500   641.67     1662.5    16400    446.93      559.8    10500      224.08     4189      624        0
       4    33838.8  27044.3    1135.38      14908       18800   641.94     1669.8    16400    447.10      563.0    10800      226.98     4929      401        0
       5    33863.5  27019.6    1135.24      14893       17900   642.22     1677.4    16400    447.02      561.5    12100      226.91     4911       59       37
       6    33883.3  26999.7    1135.14      14883       14900   642.03     1672.2    16900    446.86      558.5    13500      223.88     4140        0      388
       7    33902.8  26980.2    1135.06      14874       14000   641.72     1663.8    17600    446.90      559.3    13000      226.62     4834      358        0
       8    33923.2  26959.8    1134.89      14857       19400   641.75     1664.7    17900    446.89      559.1    13000      224.33     4251        0      268
       9    33951.0  26932.1    1134.71      14838       20200   642.09     1673.9    17900    447.27      566.2    11500      227.58     5092      439        0
      10    33973.9  26909.2    1134.51      14818       18100   642.46     1684.0    16600    447.38      568.3    12000      228.67     5394      299      128
      11    33990.4  26892.7    1134.33      14799       18700   642.53     1685.9    17100    447.50      570.5    11300      226.31     4753        0      325
      12    34008.6  26874.5    1134.21      14787       16700   642.57     1687.0    17100    447.65      573.4    13000      224.75     4355        0      162
      13    34033.5  26849.6    1134.18      14784       11400   642.52     1685.6    16300    447.66      573.6    12000      223.53     4057        0      117
      14    34054.9  26828.2    1134.16      14781       11200   642.25     1678.2    16100    447.63      573.0    12000      231.60     6256     1163        0
      15    34074.2  26808.9    1134.01      14766       16500   642.36     1681.2    17500    447.58      572.1    12500      233.16     6745      324        0
      16    34064.2  26818.8    1133.84      14748       18700   641.45     1656.6    17500    447.73      574.9    12000      228.73     5410        0      684
      17    34087.3  26795.8    1133.68      14732       18500   641.62     1661.1    16400    447.74      575.1    13000      223.12     3960        0      726
      18    34110.8  26772.3    1133.47      14710       20300   641.96     1670.3    16400    447.74      575.1    12300      218.37     2935        0      521
      19    34128.5  26754.5    1133.22      14684       18900   642.05     1672.8    17200    447.46      569.8    13500      213.37     2059       40      511
      20    34161.7  26721.4    1133.08      14669       16800   642.00     1671.4    14400    447.35      567.7    13500      216.81     2639      327        0
      21    34194.7  26688.4    1132.99      14660       14200   641.57     1659.8    16300    446.97      560.5    13800      226.99     4931        0     1164
      22    34226.5  26656.5    1132.94      14655       12300   641.17     1649.0    18200    446.73      556.1    13500      232.43     6513      938        0
      23    34286.9  26596.2    1132.78      14639       17500   641.22     1650.3    16800    447.05      562.0    12000      233.39     6820      461        0
      24    34372.3  26510.8    1132.56      14616       21100   642.07     1673.3    15400    447.56      571.7    10200      235.52     7527      679       18
      25    34425.4  26457.7    1132.27      14587       23000   642.52     1685.6    15200    447.39      568.5     7810      239.62     9001      783        0
      26    34481.8  26401.3    1132.07      14566       18400   642.49     1684.8    19000    447.51      570.7    11500      238.80     8694       47       86
      27    34533.2  26349.9    1132.01      14560       11400   642.05     1672.8    18500    447.52      570.9    12500      232.78     6624        0     1052
      28    34616.1  26267.0    1131.88      14547       14100   641.87     1667.9    16800    447.56      588.1    12700      231.27     6155      272      530
      29    34656.8  26226.3    1131.71      14529       18200   641.95     1670.1    16300    447.86      580.4    12800      226.54     4813        0      699
      30    34684.8  26198.2    1131.43      14500       23200   642.33     1680.4    16900    447.23      565.4    12700      227.59     5094      223       74
      31    34711.5  26171.5    1131.14      14470       23800   642.69     1690.2    16900    447.06      562.2    12500      230.59     5950      481        0
TOTAL                                                   540200                       521200                        378010                          7918     8917
AVE.                                                     17430                        16810                         12190                           255      288
AC FT                                                   1071000                       1034000                        750000                         15705    17687

      * 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 2006

                   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  23800   3593.33   11125    10000      6021.61   3040     1430      6074.20   1540      350     7492.94    604.4    1240     7150.05    109.1    1340
   2  23700   3593.63   11152    10000      6021.65   3040     1420      6074.35   1540      350     7493.20    606.5    1290     7150.76    109.7    1310
   3  22100   3593.88   11175    10000      6021.67   3040     1430      6074.44   1540      350     7493.52    609.0    1230     7151.29    110.1    1340
   4  21900   3594.18   11203    10000      6021.81   3040     1410      6074.57   1550      350     7493.87    611.8    1090     7151.99    110.6    1190
   5  23000   3594.47   11230    10000      6021.81   3040     1410      6074.71   1550      350     7494.25    614.8     990     7152.70    111.2    1090
   6  23800   3594.82   11262     9600      6021.83   3040     1400      6074.83   1550      350     7494.82    619.4       0     7150.30    109.3    1280
   7  23900   3595.13   11291     9400      6021.89   3050     1400      6074.93   1550      350     7495.15    622.0     880     7150.15    109.2    1250
   8  24400   3595.47   11323     9900      6021.91   3050     1420      6075.04   1550      350     7495.44    624.3    1190     7150.66    109.6    1300
   9  24000   3595.72   11346    10000      6021.97   3050     1440      6075.14   1550      350     7495.73    626.6    1070     7150.40    109.4    1440
  10  23700   3596.03   11375    10000      6021.97   3050     1420      6075.19   1550      350     7495.89    627.9    1160     7150.46    109.4    1370
  11  23200   3596.32   11402    10000      6022.01   3050     1410      6075.28   1560      350     7496.01    628.9    1200     7150.60    109.5    1360
  12  22900   3596.57   11426     9900      6022.05   3050     1430      6075.37   1560      350     7496.01    628.9    1620     7151.80    110.5    1400
  13  21900   3596.84   11451     9500      6022.07   3050     1420      6075.49   1560      350     7496.47    632.6     120     7148.60    108.0    1670
  14  20800   3597.09   11475     9100      6022.15   3060     1420      6075.64   1560      350     7496.74    634.8    1380     7149.89    109.0    1230
  15  20900   3597.36   11500     9700      6022.15   3060     1650      6075.82   1560      350     7497.12    637.9    1400     7151.94    110.6     990
  16  22000   3597.58   11521    10100      6022.13   3060     3010      6076.01   1570      350     7497.72    642.7    1040     7152.70    111.2    1180
  17  23100   3597.86   11547     9900      6022.05   3050     3000      6076.22   1570      350     7498.41    648.3     910     7153.19    111.6    1170
  18  24400   3598.13   11573    10100      6022.01   3050     3640      6076.39   1570      350     7499.11    654.0     890     7153.85    112.1    1070
  19  25500   3598.51   11608     9900      6021.89   3050     4540      6076.61   1570      350     7499.89    660.4     760     7154.38    112.5    1030
  20  26700   3598.90   11645     9500      6021.81   3040     4550      6076.82   1580      350     7500.93    669.0       0     7152.76    111.2    1100
  21  28100   3599.39   11692     9200      6021.67   3040     4550      6077.04   1580      350     7501.82    676.4     790     7153.17    111.6    1140
  22  29900   3599.75   11726     9800      6021.55   3030     5220      6077.26   1580      350     7502.84    684.9     700     7153.63    111.9    1070
  23  31600   3600.30   11779     9900      6021.37   3030     5860      6077.48   1590      350     7504.00    694.6     520     7154.24    112.4     870
  24  33900   3600.90   11836     9900      6021.25   3020     4550      6077.74   1590      370     7505.03    703.3     420     7154.12    112.3    1000
  25  37400   3601.50   11894     9900      6021.17   3020     4540      6077.89   1590     1290     7506.05    711.9     470     7154.10    112.3    1020
  26  41300   3602.17   11958     9900      6021.05   3020     4550      6077.92   1590     1980     7507.09    720.8     460     7154.09    112.3     970
  27  40600   3602.79   12018     9200      6020.93   3010     4540      6077.92   1590     2020     7508.18    730.1       0     7152.92    111.4     980
  28  40700   3603.52   12089     9300      6020.97   3010     4550      6077.89   1590     2020     7509.00    737.2     610     7153.00    111.4     980
  29  41700   3604.11   12147     9300      6020.89   3010     4560      6077.80   1590     2020     7509.71    743.3     540     7152.76    111.2     960
  30  41600   3604.72   12206     9900      6020.85   3010     4470      6077.53   1590     2990     7510.29    748.4     490     7152.48    111.0     870
  31  39600   3605.25   12258    10100      6020.81   3010     3860      6077.20   1580     3920     7510.68    751.8    1050     7152.51    111.0    1300
TOT  872100                     303000                        91500                        24660                        25510                        36270
AVE   28132                       9770                         2950                          800                          820                         1170
A F 1729800                     601000                       181000                        48900                        50600                        71900

                                        GLEN CANYON TO HOOVER DAM LOSSES

                                             MAY 2006

                      |           | 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       17800     14957        -9       666       891      -295     -4540     -9004     14500
      2        10000       16700     14942       -15       668       891      -492      -940    -10869     10200
      3        10000       17500     14926       -16       714       891      -524      -487    -11836     10500
      4        10000       18800     14908       -18       745       891      -590      -777    -13377     10800
      5        10000       17900     14893       -15       776       891      -492     -1502    -16357     11500
      6         9600       14900     14883       -10       781       891      -328     -1184    -18705     11200
      7         9400       14000     14874        -9       805       891      -295      -859    -20408     10900
      8         9900       19400     14857       -17       785       891      -557     -2333    -25035     11900
      9        10000       20200     14838       -19       796       891      -623     -2292    -29580     11700
     10        10000       18100     14818       -20       798       891      -655       875    -27844      9050
     11        10000       18700     14799       -19       770       891      -623      -145    -28131     10200
     12         9900       16700     14787       -12       730       891      -393     -1860    -31820     11900
     13         9500       11400     14784        -3       736       891       -98     -1388    -34574     11400
     14         9100       11200     14781        -3       759       891       -98     -1348    -37247     11200
     15         9700       16500     14766       -15       741       891      -492      -571    -38380     10100
     16        10100       18700     14748       -18       764       891      -590     -1596    -41547     10700
     17         9900       18500     14732       -16       769       891      -524     -1852    -45221     11600
     18        10100       20300     14710       -22       751       891      -721       -20    -45261     10100
     19         9900       18900     14684       -26       814       891      -852      3253    -38808      6640
     20         9500       16800     14669       -15       843       891      -492      -370    -39541     10500
     21         9200       14200     14660        -9       819       891      -295     -1169    -41858     11100
     22         9800       12300     14655        -5       817       891      -164     -1806    -45440     11300
     23         9900       17500     14639       -16       842       891      -524     -1423    -48262     10600
     24         9900       21100     14616       -23       867       891      -754      -679    -49608     10500
     25         9900       23000     14587       -29       833       891      -950       701    -48219      9150
     26         9900       18400     14566       -21       822       891      -688      1018    -46200      8840
     27         9200       11400     14560        -6       815       891      -197        20    -46161      9880
     28         9300       14100     14547       -13       843       891      -426      1026    -44125      8850
     29         9300       18200     14529       -18       819       891      -590     -1002    -46112     10200
     30         9900       23200     14500       -29       818       891      -950       -24    -46160      9340
     31        10100       23800     14470       -30       853       891      -983      -121    -46400      9440

    TOTAL     303300      539890                         24359     27621                        -46401    325900