MONTHLY POWER PRODUCTION SUMMARY FOR: AUG 1999
 
                    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              325468              498               324970             498            324970
ALBENI FALLS DAM ON        23503              185                23318             185             23318
BIG CLIFF DAM                947               34                  913              34               913
BONNEVILLE DAM & LAK      345155             2078               343077            1558            343596
COUGAR DAM                 19046               38                19008              38             19008
DETROIT DAM                22650              186                22464             186             22464
DEXTER DAM & LAKE ON        7574               26                 7548              26              7548
GREEN PETER DAM             6236              157                 6079             157              6079
HILLS CREEK DAM & LA        7870               34                 7836              34              7836
JOHN DAY DAM & LAKE       796430             1621               794809            1135            795295
LOOKOUT POINT DAM &        30844              123                30721             123             30721
MCNARY DAM & LAKE WA      567428             2996               564432             870            566558
THE DALLES DAM & LAK      299544             1467               298077            1086            298458
CHIEF JOSEPH DAM & E     1371532              926              1370606             926           1370606
ICE HARBOR DAM             38468             2160                36308             432             38036
LITTLE GOOSE DAM & L      194294              691               193603             415            193879
LOWER MONUMENTAL DAM      202231              448               201783             269            201962
LIBBY DAM & LAKE KOO      289662              526               289136             526            289136
LOST CREEK DAM             23785              174                23611              77             23708
LOWER GRANITE DAM &       203088             1414               201674             566            202522
FOSTER DAM                  2933               65                 2868              65              2868
GRAND COULEE DAM         2676637             6092              2670545            6092           2670545
HUNGRY HORSE DAM           95833                0                95833               0             95833
 
 
TOTAL                    7551158            21939              7529219           15296           7535862