MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 2005 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 294151 207 293944 207 293944 ALBENI FALLS DAM ON 27146 199 26947 199 26947 BIG CLIFF DAM 4594 27 4567 27 4567 BONNEVILLE DAM & LAK 246063 2042 244021 1532 244532 COUGAR DAM 13885 57 13828 57 13828 DETROIT DAM 20300 136 20164 136 20164 DEXTER DAM & LAKE ON 4733 22 4711 22 4711 GREEN PETER DAM 10171 63 10108 63 10108 HILLS CREEK DAM & LA 9490 45 9445 45 9445 JOHN DAY DAM & LAKE 689916 1449 688467 1014 688902 LOOKOUT POINT DAM & 21929 95 21834 95 21834 MCNARY DAM & LAKE WA 201391 2232 199159 850 200541 THE DALLES DAM & LAK 426741 1343 425398 994 425747 CHIEF JOSEPH DAM & E 1198412 941 1197471 941 1197471 ICE HARBOR DAM 76435 2179 74256 436 75999 LITTLE GOOSE DAM & L 112358 535 111823 321 112037 LOWER MONUMENTAL DAM 82204 579 81625 347 81857 LIBBY DAM & LAKE KOO 400746 608 400138 608 400138 LOST CREEK DAM 18965 155 18810 68 18897 LOWER GRANITE DAM & 77790 1430 76360 572 77218 FOSTER DAM 4716 67 4649 67 4649 GRAND COULEE DAM 2348572 2630 2345942 2630 2345942 HUNGRY HORSE DAM 135854 0 135854 0 135854 TOTAL 6426562 17040 6409522 11230 6415331