MONTHLY POWER PRODUCTION SUMMARY FOR: AUG 2007 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 285235 521 284715 521 284715 ALBENI FALLS DAM ON 13193 214 12979 214 12979 BIG CLIFF DAM 0 0 0 0 0 BONNEVILLE DAM & LAK 146230 2286 143944 1714 144516 COUGAR DAM 11040 41 10999 41 10999 DETROIT DAM 0 0 0 0 0 DEXTER DAM & LAKE ON 5151 11 5140 11 5140 GREEN PETER DAM 9051 73 8978 73 8978 HILLS CREEK DAM & LA 7044 38 7006 38 7006 JOHN DAY DAM & LAKE 550280 1547 548733 1083 549197 LOOKOUT POINT DAM & 18668 101 18567 101 18567 MCNARY DAM & LAKE WA 285486 2232 283254 870 284616 THE DALLES DAM & LAK 341192 1282 339910 949 340244 CHIEF JOSEPH DAM & E 1029799 883 1028916 883 1028916 ICE HARBOR DAM 50674 2257 48418 451 50223 LITTLE GOOSE DAM & L 72092 429 71663 257 71835 LOWER MONUMENTAL DAM 61692 456 61236 274 61418 LIBBY DAM & LAKE KOO 294015 528 293487 528 293487 LOST CREEK DAM 25451 136 25315 60 25391 LOWER GRANITE DAM & 56659 1245 55414 498 56161 FOSTER DAM 3486 69 3417 69 3417 GRAND COULEE DAM 1963761 1491 1962270 1491 1962270 HUNGRY HORSE DAM 104195 0 104195 0 104195 TOTAL 5334395 15839 5318556 10126 5324269