Portage County topographic map

The upper Cuyahoga River, starting at 1,093 feet (333 m) over 84 miles (135 km) from its mouth, drops in elevation fairly steeply, creating falls and rapids in some places; the lower Cuyahoga River only drops several feet along the last several miles of the lower river to 571 feet (174 m) at the mouth on Lake…

Average elevation: 643 ft

Average elevation: 1,181 ft

The mound is located on the site of a classic astrobleme, an ancient meteorite impact structure. One of the strongest clues to the impact origin of this structure is in the pattern of disruption of sedimentary strata. In the center of the structure, strata have been uplifted several hundred feet, in much the…

Average elevation: 741 ft

The confluence of the Scioto and Olentangy rivers is just north-west of Downtown Columbus. Several smaller tributaries course through the Columbus metropolitan area, including Alum Creek, Big Walnut Creek, and Darby Creek. Columbus is considered to have relatively flat topography thanks to a large glacier that…

Average elevation: 837 ft

Average elevation: 1,073 ft

Average elevation: 751 ft

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Average elevation: 971 ft

Etna (formerly Carthage) is an unincorporated community and census-designated place (CDP) in Licking County, Ohio, United States. As of the 2020 census it had a population of 1,209. It lies at an elevation of 1,069 feet (326 m) at the intersection of U.S. Route 40 and State Route 310. It was listed as a…

Average elevation: 1,053 ft

Average elevation: 696 ft

Average elevation: 571 ft

Average elevation: 883 ft

Average elevation: 1,020 ft

Average elevation: 1,007 ft

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Average elevation: 889 ft

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Average elevation: 873 ft

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Average elevation: 689 ft

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Average elevation: 843 ft

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Average elevation: 1,007 ft

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Average elevation: 1,040 ft

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Average elevation: 1,020 ft

Average elevation: 1,106 ft

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Average elevation: 1,033 ft