MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 2008 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 333585 516 333069 516 333069 ALBENI FALLS DAM ON 29393 178 29215 178 29215 BIG CLIFF DAM 5438 28 5410 28 5410 BONNEVILLE DAM & LAK 330100 2403 327697 1802 328298 COUGAR DAM 12643 43 12600 43 12600 DETROIT DAM 14200 134 14066 134 14066 DEXTER DAM & LAKE ON 5142 12 5130 12 5130 GREEN PETER DAM 9763 0 9763 0 9763 HILLS CREEK DAM & LA 11048 35 11013 35 11013 JOHN DAY DAM & LAKE 773913 1507 772406 1055 772858 LOOKOUT POINT DAM & 23824 97 23727 97 23727 MCNARY DAM & LAKE WA 394945 2232 392713 850 394095 THE DALLES DAM & LAK 499740 1288 498452 953 498787 CHIEF JOSEPH DAM & E 1185092 855 1184237 855 1184237 ICE HARBOR DAM 111063 2214 108849 443 110620 LITTLE GOOSE DAM & L 202954 551 202403 331 202624 LOWER MONUMENTAL DAM 199130 546 198584 328 198803 LIBBY DAM & LAKE KOO 257670 478 257192 478 257192 LOST CREEK DAM 38648 140 38508 62 38586 LOWER GRANITE DAM & 202621 1412 201209 565 202056 FOSTER DAM 6526 59 6467 59 6467 GRAND COULEE DAM 2324990 1497 2323493 1497 2323493 HUNGRY HORSE DAM 172494 0 172494 0 172494 TOTAL 7144923 16225 7128698 10320 7134603