MONTHLY POWER PRODUCTION SUMMARY FOR: AUG 2002
 
                    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              334758              505               334253             505            334253
ALBENI FALLS DAM ON        21392              188                21204             188             21204
BIG CLIFF DAM               3735               31                 3704              31              3704
BONNEVILLE DAM & LAK      168129             2799               165330            2099            166030
COUGAR DAM                     0                0                    0               0                 0
DETROIT DAM                17850              178                17672             178             17672
DEXTER DAM & LAKE ON        8484               28                 8456              28              8456
GREEN PETER DAM             9627               76                 9551              76              9551
HILLS CREEK DAM & LA        3675               40                 3635              40              3635
JOHN DAY DAM & LAKE       595955             1519               594436            1063            594892
LOOKOUT POINT DAM &        32620              101                32519             101             32519
MCNARY DAM & LAKE WA      558363             2976               555387             870            557493
THE DALLES DAM & LAK      375247             1292               373955             956            374291
CHIEF JOSEPH DAM & E     1044892              933              1043959             933           1043959
ICE HARBOR DAM             38951             2104                36847             421             38530
LITTLE GOOSE DAM & L      147479              638               146841             383            147096
LOWER MONUMENTAL DAM      155872              471               155401             283            155589
LIBBY DAM & LAKE KOO      318627              554               318073             554            318073
LOST CREEK DAM             27532              144                27388              63             27469
LOWER GRANITE DAM &       157689             1443               156246             577            157112
FOSTER DAM                  3430               61                 3369              61              3369
GRAND COULEE DAM         1963681             9179              1954502            9179           1954502
HUNGRY HORSE DAM          148117                0               148117               0            148117
 
 
TOTAL                    6136105            25260              6110845           18590           6117516