• Organization: Lake County, Illinois
• Updated: 2022-03-23T20:35:56.000Z

East Skokie Drainage District

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T20:24:09.000Z

Avon Fremont Drainage District

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T21:29:25.000Z

Manitou Creek Drainage District

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T21:05:50.000Z

Grubb School Drainage District

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T21:41:10.000Z

Union No1 Middle Fork Drainage District

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T21:41:07.000Z

Union 1 West Fork Drainage District

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• Organization: District of Columbia
• Updated: 2026-02-06T00:00:00.000Z

The dataset contains locations and attributes of the MS4 Storm Sewer outfalls created as part of the District MS4 Permit. GPS outfall locations were captured in 2004-2006 by, then, DC WASA. A...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

To quantify the potential for landward migration at the estuary level, we developed a geospatial dataset for the conterminous United States (CONUS) that identifies the boundaries for estuarine...

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• Organization: District of Columbia
• Updated: 2024-09-26T16:30:04.000Z

This dataset is a digital hydrologic unit boundary layer for the District of Columbia only - to the watershed (10-digit) 6th level at 1:24,000 scale. It is a clipped version of the regional...

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• Organization: State of California
• Updated: 2025-05-29T16:08:38.000Z

This dataset is a compilation of ownership rights represented as parcels owned by the Sacramento & San Joaquin Drainage District of the State of California (SSJDD), under the authority of the...

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• Organization: Department of the Interior
• Updated: 2022-07-21T00:00:00Z

We quantified the potential area available for landward migration of tidal saline wetlands and freshwater wetlands due to sea-level rise (SLR) at the estuary scale for 166 estuarine drainage areas...

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• Organization: Montgomery County of Maryland
• Updated: 2026-02-13

The purpose of a Floodplain District Permit (FPDP) is to control floodplain development in order to protect persons and property from danger and destruction and to preserve environmental...

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• Organization: Montgomery County of Maryland
• Updated: 2024-11-05

Floodplain District Permits control floodplain development and other activities within areas defined as floodplains in the Montgomery County Code. The requirements are in place for the protection...

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• Organization: Lake County, Illinois
• Updated: 2022-03-23T20:29:39.000Z

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• Organization: District of Columbia
• Updated: 2007-04-25T00:00:00.000Z

This data set consists of geo-referenced digital data and associated attributes created in accordance with the FGDC Proposal, Version 1.0 - Federal Standards For Delineation of Hydrologic Unit...

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• Organization: Department of the Interior
• Updated: 2017-06-12T00:00:00Z

This oblique aerial photograph from the Lake Andes Wetland Management District shows a drainage violation on Easement 10x in Yankton County, SD in 1979. It is not intended for GIS use.

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• Organization: District of Columbia
• Updated: 2026-02-06T00:00:00.000Z

This layer depicts a generalized boundary of the District’s Municipal Separate Storm Sewer System (MS4) drainage areas. Each sewershed shows the general drainage area of a system of pipes and...

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• Organization: District of Columbia
• Updated: 2026-02-06T00:00:00.000Z

This layer depicts a generalized boundary of the District’s Municipal Separate Storm Sewer System (MS4) drainage areas. Each sewershed shows the general drainage area of a system of pipes and...

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• +1 more

• Organization: State of Iowa
• Updated: 2023-12-05

This dataset highlights wetlands designated for protection in the State of Iowa. Designated wetland is defined in Iowa Code subsection 459.102(21) as follows: 21. "Designated wetland" means land...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

During 2015-17, the U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Agriculture Forest Service (USDA FS), carried out a study to characterize the hydrology and water...

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