MONTHLY POWER PRODUCTION SUMMARY FOR: APR 1989 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 178407 799 177608 799 177608 ALBENI FALLS DAM ON 14030 183 13847 183 13847 BIG CLIFF DAM 11321 49 11272 49 11272 BONNEVILLE DAM & LAK 450122 2449 447673 1837 448285 COUGAR DAM 18933 79 18854 79 18854 DETROIT DAM 44800 225 44575 225 44575 DEXTER DAM & LAKE ON 9432 14 9418 14 9418 GREEN PETER DAM 22931 96 22835 96 22835 HILLS CREEK DAM & LA 24514 35 24479 35 24479 JOHN DAY DAM & LAKE 1042950 1503 1041447 1052 1041898 LOOKOUT POINT DAM & 42723 115 42608 115 42608 MCNARY DAM & LAKE WA 650668 3160 647508 760 649908 THE DALLES DAM & LAK 823266 1532 821734 1134 822132 CHIEF JOSEPH DAM & E 724329 1047 723282 1047 723282 ICE HARBOR DAM 367939 1974 365965 395 367544 LITTLE GOOSE DAM & L 422093 581 421512 349 421744 LOWER MONUMENTAL DAM 348245 473 347772 284 347961 LIBBY DAM & LAKE KOO 32798 506 32292 506 32292 LOST CREEK DAM 37517 238 37279 105 37412 LOWER GRANITE DAM & 430760 1307 429453 523 430237 FOSTER DAM 10934 99 10835 99 10835 GRAND COULEE DAM 1124062 7803 1116259 7803 1116259 HUNGRY HORSE DAM 9144 --- --- --- --- TOTAL 6841918 24267 6808507 17487 6815286