MONTHLY POWER PRODUCTION SUMMARY FOR: AUG 2009 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 314373 511 313862 511 313862 ALBENI FALLS DAM ON 18176 177 17999 177 17999 BIG CLIFF DAM 0 31 -31 31 -31 BONNEVILLE DAM & LAK 121607 1948 119659 1461 120146 COUGAR DAM 2476 229 2247 229 2247 DETROIT DAM 15264 0 15264 0 15264 DEXTER DAM & LAKE ON 8323 10 8313 10 8313 GREEN PETER DAM 11949 63 11886 63 11886 HILLS CREEK DAM & LA 8657 29 8628 29 8628 JOHN DAY DAM & LAKE 439574 1659 437915 1161 438413 LOOKOUT POINT DAM & 32850 93 32757 93 32757 MCNARY DAM & LAKE WA 228107 2232 225875 870 227237 THE DALLES DAM & LAK 272555 1139 271416 843 271712 CHIEF JOSEPH DAM & E 697384 876 696508 876 696508 ICE HARBOR DAM 42058 1910 40148 382 41676 LITTLE GOOSE DAM & L 109570 468 109103 281 109290 LOWER MONUMENTAL DAM 73401 630 72771 378 73023 LIBBY DAM & LAKE KOO 119040 410 118630 410 118630 LOST CREEK DAM 27971 144 27827 63 27908 LOWER GRANITE DAM & 68005 1380 66625 552 67453 FOSTER DAM 923 34 889 34 889 GRAND COULEE DAM 1286461 3342 1283119 3342 1283119 HUNGRY HORSE DAM 60909 0 60909 0 60909 TOTAL 3959633 17314 3942318 11796 3947836