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Contour lines / Hypsography


regional / Ashland / Ashtabula / Columbiana / Cuyahoga / Erie / Geauga / Huron / Jefferson / Lake / Lorain / Mahoning / Medina / Portage / Richland / Summit / Stark / Trumbull / Wayne


Columbiana County

Columbiana DLG Hypsography (Contour lines)
Hypsography layer from the USGS Columbiana Quadrangle

Cuyahoga County

Hypsography– Digital Line Graph(DLG), Photo Revised 1984, for:
United States Geological Survey 7.5' Quadrangles – Hypsography – topographic relief (primarily contour data).
Digital Elevation Models(DEM) for:
UUSGS Digital Elevation Models are digital files consisting of terrain elevations for ground positions at regularly spaced horizontal intervals. 1.7.5 Minute DEM 30- x 30- meter data spacing.

Mahoning County

Youngstown DLG Hypsography (Contour lines)
Hypsography layer from the USGS Youngstown Quadrangle

Medina County

West Richfield, Ohio, Hypsography– Digital Line Graph(DLG), Photo Revised 1984
West Richfield United States Geological Survey 7.5’ Quadrangle – Hypsography – topographic relief (primarily contour data). Coverage includes part of Summit County.
West Richfield, Ohio, Digital Elevation Model (DEM)
West Richfield USGS Digital Elevation Model is a digital file consisting of terrain elevations for ground positions at regularly spaced horizontal intervals. 1.7.5 Minute DEM 30- x 30- meter data spacing. Coverage includes part of Summit County.

Summit County

Hypsography– Digital Line Graph(DLG), Photo Revised 1984, for:
United States Geological Survey 7.5' Quadrangles – Hypsography – topographic relief (primarily contour data).
Digital Elevation Models(DEM) for:
UUSGS Digital Elevation Models are digital files consisting of terrain elevations for ground positions at regularly spaced horizontal intervals. 1.7.5 Minute DEM 30- x 30- meter data spacing.

Trumbull County

Girard DLG Hypsography (Contour lines)
Hypsography layer from the USGS Girard Quadrangle

NEO-EDEN NODIS at CSU Geography dept. at Univ. of Akron Geography Dept at Kent State University of YoungstownCSU Environmental Data Center at ESTP,CSU