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Downloadable Maps and Data for Hocking County, Ohio

2006-present. Hocking County Mapping and Drafting Department. Website containing downloadable shapefiles for parcels, addresses, transportation, boundaries, schools hydrology, geology, and more. Also contains ...

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Drainage Basins: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Infrastructure in the City of Dublin, OH.

Drainage Districts Data: Iowa

Drainage Districts Data: Iowa

2017. Iowa Department of Natural Resources. Drainage Districts in Iowa This zip file contains a file geodatabase of drainage districts and their infrastructure.

Drinking Water Supply Management Areas: Minnesota

Drinking Water Supply Management Areas: Minnesota

2015. Minnesota Department of Health. These sets of data include the drinking water supply management area boundaries and the vulnerability levels within each management area in Minneso...

Eight-digit Subbasin Watershed Boundaries: Indiana

Eight-digit Subbasin Watershed Boundaries: Indiana

2011. United States Department of Agriculture and Indiana Geological Survey. The following is extracted from USDA, NRCS metadata -- "This data set, part of the Watershed Boundary data set (WBD), is a complete digital hydrol...

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Emergency Response Areas (ERA): Minnesota

2015. Minnesota Department of Health. Emergency response area (ERA) is the Minnesota Department of Health (MDH) approved surface and subsurface area surrounding a public water supply we...

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Engineer's Office Maproom FTP for Logan County, Ohio

2005-present. Logan County Engineer's Office. FTP site containing downloadable datasets for parcels, boundaries, transportation, hydrology, geology, addresses, and more. Also contains aerial p...

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Erie Tributaries: Pennsylvania

2013. Pennsylvania Fish and Boat Commission. This layer contains flowing waters from the Pennsylvania Fish and Boat Commission Fisheries Resource Database located around the Lake Erie Steehhea...

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Estimated Groundwater Recharge: Michigan

2015. State of Michigan. This data set provides an estimate of annual groundwater recharge for each public land survey section in Michigan.More Metadata.

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Evansville, Vanderburgh County Open Data Portal

1937-2019. City of Evansville and Vanderburgh County, Indiana GIS. An ArcGIS Open Data Portal for the City of Evansville & Vanderburgh County, Indiana includes a large collection of downloadable geospatial resource...

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Explore PA trails - Water Trails: Pennsylvania

2017. Pennsylvania Department of Conservation and Natural Resources. Water trails designated by the Pennsylvania Fish and Boat Commission in Pennsylvania. Visit