MONTHLY POWER PRODUCTION SUMMARY FOR: MAY 1978 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 71007 405 70602 405 70602 ALBENI FALLS DAM ON 11810 145 11665 145 11665 BIG CLIFF DAM 3478 33 3445 33 3445 BONNEVILLE DAM & LAK 389183 1293 387890 970 388213 COUGAR DAM 5925 46 5879 46 5879 DETROIT DAM 14727 199 14528 199 14528 DEXTER DAM & LAKE ON 0 0 0 0 0 GREEN PETER DAM 1912 224 1688 224 1688 HILLS CREEK DAM & LA 2670 26 2644 26 2644 JOHN DAY DAM & LAKE 1367610 1448 1366162 1014 1366596 LOOKOUT POINT DAM & 9695 117 9578 117 9578 MCNARY DAM & LAKE WA 811212 2228 808984 780 810432 THE DALLES DAM & LAK 1065192 1567 1063625 1160 1064032 CHIEF JOSEPH DAM & E 1081200 822 1080378 822 1080378 ICE HARBOR DAM 420574 1603 418971 321 420253 LITTLE GOOSE DAM & L 432731 580 432151 348 432383 LOWER MONUMENTAL DAM 342297 306 341991 184 342113 LIBBY DAM & LAKE KOO 47372 637 46735 637 46735 LOST CREEK DAM 29496 178 29318 78 29418 LOWER GRANITE DAM & 486908 1393 485515 557 486351 FOSTER DAM 3986 123 3863 123 3863 GRAND COULEE DAM 1878973 2619 1876354 2619 1876354 HUNGRY HORSE DAM 8102 --- --- --- --- TOTAL 8486060 15992 8461966 10807 8467152