| SPEELYAI CREEK NEAR COUGAR | 31cfs |
| CANYON CREEK NEAR AMBOY | 149cfs |
| LEWIS RIVER AT ARIEL | 2820cfs |
| MUDDY CREEK BELOW CLEAR CREEK NEAR COUGAR | 503cfs |
| LEWIS RIVER ABOVE MUDDY RIVER NEAR COUGAR | 1050cfs |
| EAST FORK LEWIS RIVER NEAR HEISSON | 295cfs |
Nw1/4 Of Sec 9, T5N, R6E To Ne1/4 Of Sec 6, T5N, R5E
Headwaters In Sw1/4 Sec 28, T9N, R5E To Mount St. Helens National Volcanic Monument Boundary
(Upper Muddy Segment) Headwaters In Se1/4 Of Sec 10, T8N, R5E To Conflence With Smith Creek
(Smith Creek Segment) Headwaters In Se 1/4 Of Sec 3, T8N, R5E To Confluence With Muddy River
Gifford Pinchot Nf Boundary To Maximum Pool Of Swift Reservoir In Nw1/4 Of Sec 35, T7N, R6E
Confluence With Smith Creek To Confluence With Lewis River