cedar river/ green river/ hit your local fly shop. try creekside in issa.
farther away you can hit the snoqualime.or rattlesnake lake?
try Google maps to show yo what you have around your area, then start exploring just check your reg's
but most important try your local shop,they even have some good books and maps.
also found this.
not sure never been here yet.
Fiskum Flyfishing Enterprise 20860 Southeast 226th Street, Maple Valley, WA 98038-8720(425) 432-3649
if you go post on how the shop is.