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Big Thunder Lake Public Water Access Site
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GPS Coordinates
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About This Ramp
Type
Trailer Launch
Managed by
DNR Division of Parks and Trails
Ramps
1
Docks
1
Surface
Concrete Slab
Parking
15 spaces
USGS2 data sourcesUpdated Mar 2026
Big Thunder Lake Public Water Access Site is a public boat ramp on Thunder in Cass County, Minnesota (56672). Managed by DNR Division of Parks and Trails. GPS coordinates: 46.9453°N, 93.9702°W.