MONTHLY POWER PRODUCTION SUMMARY FOR: MAR 2003 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 87589 4914 82675 4914 82675 ALBENI FALLS DAM ON 19213 185 19028 185 19028 BIG CLIFF DAM 10928 38 10890 38 10890 BONNEVILLE DAM & LAK 510595 2844 507751 2133 508462 COUGAR DAM 0 0 0 0 0 DETROIT DAM 49250 204 49046 204 49046 DEXTER DAM & LAKE ON 3361 31 3330 31 3330 GREEN PETER DAM 22356 92 22264 92 22264 HILLS CREEK DAM & LA 8783 71 8712 71 8712 JOHN DAY DAM & LAKE 846452 1623 844829 1136 845316 LOOKOUT POINT DAM & 19563 176 19387 176 19387 MCNARY DAM & LAKE WA 534940 2976 531964 820 534120 THE DALLES DAM & LAK 673633 1334 672299 987 672646 CHIEF JOSEPH DAM & E 772758 1258 771500 1258 771500 ICE HARBOR DAM 255312 2282 253030 456 254856 LITTLE GOOSE DAM & L 241246 646 240600 388 240858 LOWER MONUMENTAL DAM 264337 508 263829 305 264032 LIBBY DAM & LAKE KOO 65527 804 64723 804 64723 LOST CREEK DAM 20038 361 19677 159 19879 LOWER GRANITE DAM & 242082 1276 240806 510 241572 FOSTER DAM 12723 98 12625 98 12625 GRAND COULEE DAM 1430274 12114 1418160 12114 1418160 HUNGRY HORSE DAM 35011 0 35011 0 35011 TOTAL 6125971 33835 6092136 26879 6099092