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Speelyai Bay Park

Authoritative
Cowlitz County, Washington, 98603→|Merwin Reservoir· lake· 3,837 ac

Location

GPS Coordinates
USGS1 data sourceUpdated Mar 2026

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Speelyai Bay Park is a public boat ramp on Merwin Reservoir in Cowlitz County, Washington (98603). GPS coordinates: 45.9817°N, 122.4192°W.