MONTHLY POWER PRODUCTION SUMMARY FOR: MAR 1998 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 43544 737 42807 737 42807 ALBENI FALLS DAM ON 17411 210 17201 210 17201 BIG CLIFF DAM 5942 44 5898 44 5898 BONNEVILLE DAM & LAK 509413 3252 506161 2439 506974 COUGAR DAM 4512 78 4434 78 4434 DETROIT DAM 22500 212 22288 212 22288 DEXTER DAM & LAKE ON 0 0 0 0 0 GREEN PETER DAM 12944 88 12856 88 12856 HILLS CREEK DAM & LA 7533 73 7460 73 7460 JOHN DAY DAM & LAKE 996793 1744 995049 1221 995572 LOOKOUT POINT DAM & 12123 211 11912 211 11912 MCNARY DAM & LAKE WA 614692 3545 611147 820 613872 THE DALLES DAM & LAK 782071 1485 780586 1099 780972 CHIEF JOSEPH DAM & E 1026447 1223 1025224 1223 1025224 ICE HARBOR DAM 231268 2261 229007 452 230816 LITTLE GOOSE DAM & L 250752 611 250141 367 250385 LOWER MONUMENTAL DAM 262691 772 261919 463 262228 LIBBY DAM & LAKE KOO 65603 720 64883 720 64883 LOST CREEK DAM 31079 499 30580 220 30859 LOWER GRANITE DAM & 253571 1387 252184 555 253016 FOSTER DAM 10502 132 10370 132 10370 GRAND COULEE DAM 1710042 10335 1699707 10335 1699707 HUNGRY HORSE DAM 46692 0 46692 0 46692 TOTAL 6918125 29619 6888506 21698 6896426