MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 2003
 
                    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              295737              459               295278             459            295278
ALBENI FALLS DAM ON        23631              158                23473             158             23473
BIG CLIFF DAM               3794               31                 3763              31              3763
BONNEVILLE DAM & LAK      234546             2205               232341            1654            232892
COUGAR DAM                     0                0                    0               0                 0
DETROIT DAM                18650              162                18488             162             18488
DEXTER DAM & LAKE ON        1359               14                 1345              14              1345
GREEN PETER DAM             8640               65                 8575              65              8575
HILLS CREEK DAM & LA       11589               24                11565              24             11565
JOHN DAY DAM & LAKE       596053             1580               594473            1106            594947
LOOKOUT POINT DAM &        23706              107                23599             107             23599
MCNARY DAM & LAKE WA      546343             2976               543367             850            545493
THE DALLES DAM & LAK      362049             1246               360803             922            361127
CHIEF JOSEPH DAM & E      951167              916               950251             916            950251
ICE HARBOR DAM            101621             2264                99357             453            101168
LITTLE GOOSE DAM & L      171388              590               170798             354            171034
LOWER MONUMENTAL DAM      177628              444               177184             266            177362
LIBBY DAM & LAKE KOO      305885              574               305311             574            305311
LOST CREEK DAM             26103              139                25964              61             26042
LOWER GRANITE DAM &       176811             1353               175458             541            176270
FOSTER DAM                  3484               58                 3426              58              3426
GRAND COULEE DAM         1816360             9979              1806381            9979           1806381
HUNGRY HORSE DAM          123644                0               123644               0            123644
 
 
TOTAL                    5980188            25344              5954844           18754           5961434