MONTHLY POWER PRODUCTION SUMMARY FOR: SEP 1990 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 279529 472 279057 472 279057 ALBENI FALLS DAM ON 22258 151 22107 151 22107 BIG CLIFF DAM 6888 40 6848 40 6848 BONNEVILLE DAM & LAK 340998 1805 339193 1354 339644 COUGAR DAM 18706 35 18671 35 18671 DETROIT DAM 28600 187 28413 187 28413 DEXTER DAM & LAKE ON 5195 19 5176 19 5176 GREEN PETER DAM 16044 84 15960 84 15960 HILLS CREEK DAM & LA 18719 37 18682 37 18682 JOHN DAY DAM & LAKE 574490 1426 573064 998 573492 LOOKOUT POINT DAM & 20788 100 20688 100 20688 MCNARY DAM & LAKE WA 360334 3015 357319 850 359484 THE DALLES DAM & LAK 448495 1465 447030 1084 447411 CHIEF JOSEPH DAM & E 632947 947 632000 947 632000 ICE HARBOR DAM 131444 2014 129430 403 131041 LITTLE GOOSE DAM & L 128699 588 128111 353 128346 LOWER MONUMENTAL DAM 132843 474 132369 284 132559 LIBBY DAM & LAKE KOO 169002 333 168669 333 168669 LOST CREEK DAM 22916 154 22762 68 22848 LOWER GRANITE DAM & 131077 1437 129640 575 130502 FOSTER DAM 5701 69 5632 69 5632 GRAND COULEE DAM 1204774 6510 1198264 6510 1198264 HUNGRY HORSE DAM 149364 --- --- --- --- TOTAL 4849811 21362 4679085 14953 4685494