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106.
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Floodplain: Harford County, Maryland

Harford County Government. The regulatory 100-year floodplain is an area mapped by the Federal Emergency Management Agency based upon the probability of that area flooding fr...

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GIS Data Downloads for Champaign County, Ohio

2018-present. Champaign County GIS Office. Website containing downloadable shapefiles for parcels, addresses, transportation, boundaries, schools, hydrology, soils, control, and more. Hosted...

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Ground Water Quality: Iowa

Ground Water Quality: Iowa

2018. Iowa Department of Natural Resources. Well Water Quality In Iowa This zip file contains a File Geodatabase.

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Hydro: Columbia County, Wisconsin, 2018

2018. Columbia County Land Information Office. These data layers represent hydrography for Columbia County, Wisconsin in 2018. They are feature classes within the geodatabase, Columbia_Hydro_201...

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Hydro: Dodge County, Wisconsin, 2018

2018. Dodge County Land Information Office. These data layers represent hydrography for Dodge County, Wisconsin in 2018. It is a feature class within the geodatabase Dodge_Hydro_2018.gdb. The...

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Hydro: Door County, Wisconsin, 2018

2018. Door County Land Information Office. These data layers represent hydrography for Door County, Wisconsin in 2018. They are feature classes within the geodatabase, Door_Addresses_2018.gd...

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Hydro (Polygon and Line): Polk County, Wisconsin, 2018

2018. Polk County Department of Land Information. These data layers represent hydrography for Polk County, Wisconsin in 2018. They are feature classes within the geodatabase, 'Polk_Hydro_2018.gdb'....

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Hydro (Polygon and Line): Manitowoc County, Wisconsin, 2018

2018. Manitowoc County GIS Office [Acknowledgement of Manitowoc County is appreciated in products derived from these data.]. These data layers represent hydrology for Manitowoc County, Wisconsin in 2018. It is a feature class within the geodatabase Manitowoc_Hydro_2018.gd...

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Hydro (Polygon and Line) Vilas County, Wisconsin, 2018

2018. Vilas County Land Information and Mapping Department. This data group represent hydrography for Vilas County, Wisconsin in 2018, and includes the layers 'VILAS_HYDRO_2018_LINE', and ''VILAS_HYDRO_2018_...

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Hydro (Polygon): Oneida County, Wisconsin, 2018

2018. Oneida County Land Information Office. This polygon data layer represents hydrography for Oneida County, Wisconsin in 2018. It is a feature class within the geodatabase, Oneida_HydroPoly...

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Hydro (Polygon) Shawano County, Wisconsin, 2018

2018. Shawano County Land Information Office. This data represents land use areas for Shawano County, Wisconsin in 2018.[Countywide polygon dataset of surface waterbodies.].

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Hydro: Washburn County, Wisconsin, 2018

2018. Washburn County Land Information Office. These data layers represent hydrography for Washburn County, Wisconsin in 2018. It is a feature class within the geodatabase, 'Washburn_Hydro_2018....

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Hydro: Winnebago County, Wisconsin, 2018

2018. Winnebago County GIS Department. These data layers represent hydrography for Winnebago County, Wisconsin in 2018. It is a feature class within the geodatabase 'Winnebago_Hydro_2018...

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ICE-IS Water Sampling Stations: Pennsylvania

2018. Pennsylvania Department of Environmental Protection. Locations at which surface water sampling has been done in order to determine if surface waters are attaining or non-attaining designated uses. Sta...

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Impaired Waterbodies, 2018 (Proposed): Minnesota

Impaired Waterbodies, 2018 (Proposed): Minnesota

2018. Minnesota Pollution Control Agency. This is a set of the impaired waterbodies as determined by MPCA's surface water quality assessment process proposed for the 2018 reporting cycle to...

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Integrated List Attaining Lakes: Pennsylvania

2018. Pennsylvania Department of Environmental Protection. This layer shows only attaining lakes of the Integrated List. The Lakes Integrated List represents lake assessments in an integrated format for the...

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Integrated List Attaining: Pennsylvania

2018. Pennsylvania Department of Environmental Protection. This layer shows only attaining segments of the Integrated List. The Streams Integrated List represents stream assessments in an integrated format ...

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Integrated List Non Attaining: Pennsylvania

2018. Pennsylvania Department of Environmental Protection. This layer shows only non-attaining segments of the Integrated List. The Streams Integrated List represents stream assessments in an integrated for...

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Integrated List NonAttaining Lakes: Pennsylvania

2018. Pennsylvania Department of Environmental Protection. This layer shows only non attaining lakes of the Integrated List. The Lakes Integrated List represents lake assessments in an integrated format for...

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Major Drainage Watersheds: Baltimore, Maryland

Information Technology, Enterprise GIS (MOIT-EGIS). This dataset shows delineated areas of major drainage watersheds proximate to Baltimore, Maryland.

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National Rivers Inventory: Iowa, United States

Iowa Department of Transportation. The Nationwide Rivers Inventory (NRI) is a listing of more than 3,400 free-flowing river segments in the United States that are believed to possess...