MONTHLY POWER PRODUCTION SUMMARY FOR: OCT 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               48124              467                47657             467             47657
ALBENI FALLS DAM ON        25198              179                25019             179             25019
BIG CLIFF DAM              13485               28                13457              28             13457
BONNEVILLE DAM & LAK      370081             1812               368269            1359            368722
COUGAR DAM                     0                0                    0               0                 0
DETROIT DAM                51450              196                51254             196             51254
DEXTER DAM & LAKE ON        5734               33                 5701              33              5701
GREEN PETER DAM            18473                0                18473               0             18473
HILLS CREEK DAM & LA       10906               51                10855              51             10855
JOHN DAY DAM & LAKE       594213             1511               592702            1058            593155
LOOKOUT POINT DAM &        19800              100                19700             100             19700
MCNARY DAM & LAKE WA      395853             1490               394363             820            395033
THE DALLES DAM & LAK      460281             1288               458993             953            459328
CHIEF JOSEPH DAM & E      730332              999               729333             999            729333
ICE HARBOR DAM             96107             2206                93902             441             95666
LITTLE GOOSE DAM & L       92760              610                92150             366             92394
LOWER MONUMENTAL DAM       95751              847                94904             508             95243
LIBBY DAM & LAKE KOO      117524              535               116989             535            116989
LOST CREEK DAM             11980              163                11817              72             11908
LOWER GRANITE DAM &        95236             1122                94113             449             94787
FOSTER DAM                 10170               76                10094              76             10094
GRAND COULEE DAM         1373995             4232              1369763            4232           1369763
HUNGRY HORSE DAM           27701                0                27701               0             27701
 
 
TOTAL                    4665154            17946              4647209           12922           4652232