• Organization: State of Iowa
• Updated: 2023-08-30

Iowa Department of Natural Resources issues discharge permits under delegation of a federal program known as the NPDES (National Pollutant Discharge Elimination System) permit program. Storm...

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

In late August and early September 2017, Hurricane Harvey made landfall on the southeastern coastline of Texas and produced a record amount of rainfall, leading to widespread flooding. From August...

• xml

• Organization: Department of the Interior
• Updated: 2020-08-31T00:00:00Z

This dataset describes storm event loads (sediment and total particulate phosphorus), hydrologic metrics, and precipitation characteristics for storm events occurring between 2010-2012. Loads were...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-02-13T00:00:00Z

Projected wave heights associated with compound coastal flood hazards for existing and future sea-level rise (SLR) and storm scenarios are shown for Whatcom County, Washington, in a series of...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-11-22T00:00:00Z

Projected water elevations from compound coastal flood hazards for future sea-level rise (SLR) and storm scenarios are shown for North Carolina and South Carolina. As described by Nederhoff and...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-05-23T00:00:00Z

Projected water depths from compound coastal flood hazards for future sea-level rise (SLR) and storm scenarios are shown for North Carolina and South Carolina. As described by Nederhoff and others...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2024-11-22T00:00:00Z

Projected water elevations from compound coastal flood hazards for future sea-level rise (SLR) and storm scenarios are shown for the U.S. Atlantic coast for three states (Florida, Georgia, and...

• xml
• xml

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

This dataset characterizes water quality and quantity data from 33 storm events at the influent and effluent of a stormwater treatment vault modified with a Coanda-effect screen in Madison,...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-25T00:00:00Z

The dataset includes results from the analysis of sediments and solids collected from receptor sites receiving runoff from adjacent parking lots and other paved surfaces. Receptor sites include...

• xml
• xml

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• none
• api

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• none
• api

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• none
• api

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• none
• api

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• api
• none

• Organization: District of Columbia
• Updated: 2025-01-28T19:48:11.000Z

What is the MS4 Annual Report?Every year, the District submits an Annual Municipal Separate Storm Sewer System (MS4) Report to the U.S. Environmental Protection Agency (EPA), documenting the...

• none
• api

• Organization: Department of the Interior
• Updated: 2024-11-07T00:00:00Z

This data release provides computed rainfall (rain total, duration, intensity, erosivity and antecedent rainfall) and flow (flow volume, flow-weighted mean concentrations, total loads, and total...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2021-05-28T00:00:00Z

Field observations of water and suspended-sediment fluxes were conducted at Benicia Bridge and Mallard Island during the 2019 water year wet season to capture suspended-sediment flux during...

• xml
• xml

• Organization: Montgomery County of Maryland
• Updated: 2026-02-01

The Water Quality Protection Charge (WQPC) is a line item on your property tax bill. WQPC funds many of the County's clean water initiatives including: • Restoration of eroded stream...

• json
• rdf
• xml
• csv

• Organization: Department of the Interior
• Updated: 2020-08-25T00:00:00Z

In 2012, Hurricane Sandy created an open breach in the barrier island system along the south shore of Long Island, N.Y. This breach formed at a location known as Old Inlet and migrated rapidly...

• xml
• xml

• Organization: Department of the Interior
• Updated: 2020-08-25T00:00:00Z

In 2012, Hurricane Sandy created an open breach in the barrier island system along the south shore of Long Island, N.Y. This breach formed at a location known as Old Inlet and migrated rapidly...

• xml
• xml