Ohio Bedrock Geology Map. geology Oldest to Newest Bedrock in the USA "road trip" Earth The Bedrock Geologic Map of Ohio (Map BG-1) is a 1:500,000-scale, wall-size map, featuring a mosaic of colors, a correlation chart and descriptions of map units, and a detailed cross section that traces along a line from the Ohio River in Washington County to Bellefontaine (Logan County) to the Ohio-Michigan boundary in Williams County in the. Map Viewer Classic is a deprecated product and will be removed in Q1 of 2026
Geologic and Topographic Maps of the Midwestern United States — EarthHome from earthathome.org
This data layer contains the 1:24,000-scale bedrock-geology data of Ohio This dataset is used to depict the bedrock geology at 1:24,000-scale for Ohio.
Geologic and Topographic Maps of the Midwestern United States — EarthHome
This dataset is used to depict the bedrock geology at 1:24,000-scale for Ohio. Bedrock-topography maps are essential to producing accurate bedrock-geology maps of glaciated Ohio and of partially buried valleys beyond the glacial limit Bedrock-topography maps were created for all 788 7.5-minute topographic quadrangles in the state and are available from the Division's Geologic Records Center
Geologic and Topographic Maps of the Midwestern United States — EarthHome. Bedrock Geology Earthquakes Educational Resources Energy Resources Bedrock-topography maps were created for all 788 7.5-minute topographic quadrangles in the state and are available from the Division's Geologic Records Center
OGS Map 2544 Bedrock geology of Ontario, southern sheet. 12 Watershed and Basin Map; 13 Dam Inspections; 14 Dam Repairs and Maintenance; 15 No Longer Own the Dam Data were originally derived from the 1:24,000-scale bedrock-geology maps, which were created between the mid 1960's through 1997