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Poison Creek
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About This Ramp
Ramps
1
Docks
1
Parking
20 spaces
Amenities
Camping (20 sites)
ID DPR1 data sourceUpdated Mar 2026
Poison Creek is a public boat ramp on Lake Cascade in Marsing, Owyhee County, Idaho (83639). GPS coordinates: 43.5484°N, 116.8026°W.