MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 2007
 
                    TOTAL GENERATION   TOTAL STATION       NET GENERATION      POWER AUX      NET GENERATION
   PROJECT               IN MWH           USE-MWH           TO BPA-MWH         USE---MWH      REPORTED TO FERC
DWORSHAK DAM              323546              508               323038             508            323038
ALBENI FALLS DAM ON        23759              213                23546             213             23546
BIG CLIFF DAM                  0                0                    0               0                 0
BONNEVILLE DAM & LAK      224221             2246               221975            1684            222536
COUGAR DAM                 10353               55                10298              55             10298
DETROIT DAM                    0                0                    0               0                 0
DEXTER DAM & LAKE ON        4527               13                 4514              13              4514
GREEN PETER DAM             9590               73                 9517              73              9517
HILLS CREEK DAM & LA        8515               37                 8478              37              8478
JOHN DAY DAM & LAKE       667114             1619               665495            1133            665981
LOOKOUT POINT DAM &        18283              101                18182             101             18182
MCNARY DAM & LAKE WA      332517             2232               330285             850            331667
THE DALLES DAM & LAK      420444             1350               419094             999            419445
CHIEF JOSEPH DAM & E     1172378              981              1171397             981           1171397
ICE HARBOR DAM             62766             2211                60555             442             62324
LITTLE GOOSE DAM & L      112352              512               111840             307            112045
LOWER MONUMENTAL DAM       78417              481                77936             289             78128
LIBBY DAM & LAKE KOO      311358              550               310808             550            310808
LOST CREEK DAM             26676              154                26522              68             26608
LOWER GRANITE DAM &        74762             1459                73303             584             74179
FOSTER DAM                  3923               83                 3840              83              3840
GRAND COULEE DAM         2300672             1487              2299185            1487           2299185
HUNGRY HORSE DAM          103852                0               103852               0            103852
 
 
TOTAL                    6290024            16365              6273660           10457           6279568