Lake Superior - Ontonagon Marina Boat Launch

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Ontonagon Township, Ontonagon County, West U.P. Region

Lat, Lon: 46.86912, -89.31929

Parent Feature:	Lake Superior
Owner:	Ontonagon
Ramp Type:	Hard surface, large watercraft
Avg Air Temp:	(April) 28 F° → 50 F°
Attributes:

Neighboring Features

Ontonagon River

2

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