• Organization: Department of the Interior
• Updated: 2020-11-17T00:00:00Z

Under section 303(d) of the 1972 Clean Water Act, states, territories, and authorized tribes are required to develop lists of impaired waters. These impaired waters do not meet water quality...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2016-04-27T00:00:00.000+00:00

This EnviroAtlas dataset depicts the total length of stream or river flowlines that have impairments submitted to the EPA by states under section 303(d) of the Clean Water Act. It also contains...

• Organization: Department of the Interior
• Updated: 2021-08-20T00:00:00Z

The U.S. Geological Survey (USGS), in cooperation with the Grand Valley Drainage District and the Colorado Water Conservation Board, conducted a loading analysis for selected constituents and...

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• Organization: Vermont Center for Geographic Information
• Updated: 2022-05-25T13:11:29.000Z

Stormwater impaired watersheds occuring on both the Priority Waters (Part D - Completed TMDL) and 303(d) list of waters (Part A - need TMDL) The Vermont State Legislature has required the Agency...

• arcgis geoservices rest api
• ogc wms
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• Organization: Department of the Interior
• Updated: 2024-06-03T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

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• Organization: Department of the Interior
• Updated: 2025-01-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2023-11-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2025-12-05T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-01-04T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-02-01T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-10-01T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-01-04T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2025-01-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-08-06T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2025-01-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2023-11-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-01-04T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2025-01-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2024-02-29T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip

• Organization: Department of the Interior
• Updated: 2025-07-30T00:00:00Z

Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...

• zip