MONTHLY POWER PRODUCTION SUMMARY FOR: MAY 2026 Net Net Total Station Generation Power Generation Project Generation Use to BPA Aux Use to FERC ---------------- ---------- ---------- ---------- ---------- ---------- Dworshak 142163 447 141716 447 141716 Albeni Falls 17004 128 16876 128 16876 Big Cliff 0 0 0 0 0 Bonneville 180914 2976 177938 2232 178682 Cougar 2960 56 2904 56 2904 Detroit 10559 154 10405 154 10405 Dexter 5560 25 5535 25 5535 Green Peter 9047 58 8989 58 8989 Hills Creek 6632 36 6596 36 6596 John Day 343541 1342 342198 940 342601 Lookout Point 12703 69 12634 69 12634 McNary 207721 3720 204001 820 182301 The Dalles 550600 1488 549112 1101 549499 Chief Joseph 1188975 730 1188245 730 1188245 Ice Harbor 70306 1669 68637 334 69972 Little Goose 124760 595 124166 357 124404 Lower Monumental 70702 399 70304 239 70463 Libby 196436 468 195968 468 195968 Lost Creek 28544 239 28305 105 28439 Lower Granite 69266 1427 67839 571 68695 Foster 3801 51 3750 51 3750 Grand Coulee 2055268 6500 2048768 6500 2048768 Hungry Horse 179071 0 179071 0 179071 TOTAL 5476534 22578 5453956 15422 5436513