MONTHLY POWER PRODUCTION SUMMARY FOR: DEC 1986 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 230217 707 229510 707 229510 ALBENI FALLS DAM ON 13093 182 12911 182 12911 BIG CLIFF DAM 11176 50 11126 50 11126 BONNEVILLE DAM & LAK 486119 2635 483484 1976 484143 COUGAR DAM 13135 100 13035 100 13035 DETROIT DAM 42260 258 42002 258 42002 DEXTER DAM & LAKE ON 8778 17 8761 17 8761 GREEN PETER DAM 36253 168 36085 168 36085 HILLS CREEK DAM & LA 18224 49 18175 49 18175 JOHN DAY DAM & LAKE 833990 1532 832458 1072 832918 LOOKOUT POINT DAM & 28875 195 28680 195 28680 MCNARY DAM & LAKE WA 559180 3550 555630 850 558330 THE DALLES DAM & LAK 687251 1841 685410 1362 685889 CHIEF JOSEPH DAM & E 916851 1376 915475 1376 915475 ICE HARBOR DAM 203377 2066 201311 413 202964 LITTLE GOOSE DAM & L 200478 656 199822 394 200084 LOWER MONUMENTAL DAM 202540 609 201931 365 202175 LIBBY DAM & LAKE KOO 94392 719 93673 719 93673 LOST CREEK DAM 19351 251 19100 110 19241 LOWER GRANITE DAM & 201988 1409 200579 564 201424 FOSTER DAM 12507 100 12407 100 12407 GRAND COULEE DAM 1734461 10767 1723694 10767 1723694 HUNGRY HORSE DAM 80260 --- --- --- --- TOTAL 6634756 29237 6525259 21795 6532701