Counties

Below is a complete listing of all Ohio Historical Markers. To find a detailed marker listing including text, photographs, and locations, click on a county below. Our listing is updated by the markers program as new markers are installed and older markers are reported damaged or missing.

3-62 Erie Proving Ground

Side A: Established as Camp Perry Proving Ground, March, 1918, and later designated Erie Proving Ground, Erie Ordinance Depot, and Erie Army Depot. Artillery, tank guns, and armor plate were proof tested here during wartime periods. Over 5,000 persons were employed during World War II. Served as a storage, maintenance, and repair facility during peacetime. Closed January, 1967.
Side B: Same
Sponsors: Mr. & Mrs. Max G. Sharp, Ottawa County Council, V.F.W. and The Ohio Historical Society
Address: NW corner of OH 2 and Avenue H, 
Port Clinton, 
OH, 
43452
Location: At the entrance of the Lake Erie Business Park
Latitude: 41.5384320
Longitude: -83.0349950