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Sumac Island
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About This Ramp
Hours
4:00am-11:00pm
Managed by
Prd
Lanes
1
Docks
1
Parking
20 spaces
Amenities
Restroom
Contact
USGS3 data sourcesUpdated Mar 2026
Sumac Island is a public boat ramp on Saginaw Bay in Huron County, Michigan (48759). Managed by Prd. GPS coordinates: 43.7989°N, 83.4258°W.