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42.
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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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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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FIRM Floodplains and Flood Hazard Zones: Indiana

FIRM Floodplains and Flood Hazard Zones: Indiana

2017. Indiana Department of Natural Resources. This polygon layer represents floodplains created from FEMA Flood Rate Insurance Maps (FIRM). The layer is symbolized to show the following flood h...

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Floodplain: Ann Arbor, Michigan, 2012

2012. That portion of the river valley, adjacent to the channel, which is built of sediments deposited during the present geological / climatic regime. B...

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Floodplain Cross Sections: Washington, D.C.

2015. City of Washington, DC. Cross Sections. The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used to develop the risk d...

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Floodplain: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

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GeoDataBase Files Downloads for Montgomery County, Ohio

1936-present. Montgomery County Auditor's Office. Website containing downloadable zip file (large > 1GB) containing all common geospatial datasets. Also contains aerial photography for selected ye...

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GIS Data Downloads for Madison County, Ohio

2007-present. Madison County GIS & IT. Website containing downloadable shapefiles for parcels, addresses, transportation, boundaries, hydrology, geology, and more. Hosted by Digital Data...