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Winchester Dam

Verified
Mecosta County, Michigan, 49305→|Martiny Lake· 5 ac→

Location

GPS Coordinates

About This Ramp

Hours
4:00am-11:00pm
Managed by
Prd
Lanes
1
Docks
1
Parking
4 spaces
Amenities
Restroom
Contact
(989) 386-4067Website
Michigan DNR3 data sourcesUpdated Mar 2026

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Winchester Dam is a public boat ramp on Martiny Lake in Mecosta County, Michigan (49305). Managed by Prd. GPS coordinates: 43.7179°N, 85.1825°W.