MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 2004
 
                    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              318897              150               318747             150            318747
ALBENI FALLS DAM ON        28681              199                28482             199             28482
BIG CLIFF DAM               4278               30                 4248              30              4248
BONNEVILLE DAM & LAK      288569             1311               287258             983            287586
COUGAR DAM                     0                0                    0               0                 0
DETROIT DAM                21050              163                20887             163             20887
DEXTER DAM & LAKE ON        5332               17                 5315              17              5315
GREEN PETER DAM             9359               88                 9271              88              9271
HILLS CREEK DAM & LA       11482               37                11445              37             11445
JOHN DAY DAM & LAKE       565334             1527               563807            1069            564265
LOOKOUT POINT DAM &        17154              101                17053             101             17053
MCNARY DAM & LAKE WA      541679             2976               538703             850            540829
THE DALLES DAM & LAK      358669             1183               357486             875            357794
CHIEF JOSEPH DAM & E      912723              927               911796             927            911796
ICE HARBOR DAM             41580             2206                39374             441             41139
LITTLE GOOSE DAM & L      185781              666               185116             399            185382
LOWER MONUMENTAL DAM      190235              612               189623             367            189868
LIBBY DAM & LAKE KOO      232245              493               231752             493            231752
LOST CREEK DAM             27573              144                27429              63             27510
LOWER GRANITE DAM &       191453             1158               190294             463            190990
FOSTER DAM                  3916               51                 3865              51              3865
GRAND COULEE DAM         1792060             3895              1788165            3895           1788165
HUNGRY HORSE DAM          137980                0               137980               0            137980
 
 
TOTAL                    5886030            17935              5868096           11664           5874367