• Organization: Department of the Interior
• Updated: 2025-04-17T00:00:00Z

A feature class depicting geographic locations where permanent water quality monitoring locations have been established in Great Smoky Mountains National Park. This includes monitoring location...

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• Organization: State of New York
• Updated: 2025-08-18

The dataset represents the lakes participating in the Citizen Statewide Lake Monitoring Assessment Program (CSLAP). CSLAP is a volunteer lake monitoring and education program that is managed by...

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• Organization: Department of the Interior
• Updated: 2024-09-30T08:30:58Z

Harmful algal blooms (HABs) are an ongoing concern throughout the world and pose a threat to Bureau of Reclamation’s (BOR) mission in protecting water. Understanding and developing effective...

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• Organization: Department of the Interior
• Updated: 2020-08-26T00:00:00Z

The National Water-Quality Assessment (NAWQA) Program and National Stream Quality Accounting Network (NASQAN) are U.S. Geological Survey (USGS) monitoring programs that measure pesticide...

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• Organization: State of California
• Updated: 2026-01-26T21:45:19.756596

This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Water Ambient Monitoring...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2019-09-20

The Great Lakes Environmental Database (GLENDA) houses environmental data collected by EPA Great Lakes National Program Office (GLNPO) programs that sample water, aquatic life, sediments, and air...

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• Organization: State of California
• Updated: 2022-07-14T20:58:37.132643

To manage the critically low 2021 water supply for beneficial uses, DWR installed the temporary emergency drought barrier (EDB) on West False River in the Sacramento–San Joaquin Delta (Delta),...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1999-01-01T00:00:00.000+00:00

The Sanctuary Integrated Monitoring Network (SIMoN) is an integrated, long-term program that takes an ecosystem approach to identify and understand changes to the Monterey Bay National Marine...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-10-19T00:00:00.000+00:00

This dataset contains oceanographic and meteorological observations stored in netCDF (.nc) files from 2015 through 2017 in association with monitoring of the Flower Gardens Banks National Marine...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-03-05T00:00:00.000+00:00

ShellBase is a normal-form database including historical bacteriological monitoring data collected in shellfish waters of North Carolina (NC), South Carolina (SC), Georgia (GA), and Florida (FL),...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-04-09T00:00:00.000+00:00

A network of citizen science volunteers periodically monitored water quality at several beaches across the island of Maui in the State of Hawaii during the years 2010-2016. This community-based...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2002-01-01T00:00:00.000+00:00

Water quality observations made over long time periods can provide important feedback to scientists and to local, state, and national resource managers about actions taken to manage, protect, and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1995-01-01T00:00:00.000+00:00

Water quality observations made over long time periods can provide important feedback to scientists and to local, state, and national resource managers about actions taken to manage, protect, and...

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• 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...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-02-29T00:00:00.000+00:00

Healthy tidal marshes support the food webs that underpin our fisheries; they mitigate the impact of coastal storms, and they improve water quality. However, as sea level rises, marshes are at...

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• Organization: Department of Agriculture
• Updated: 2025-11-21

The Water Quality Portal (WQP) is a cooperative service sponsored by the United States Geological Survey (USGS), the Environmental Protection Agency (EPA), and the National Water Quality...

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• Organization: Department of the Interior
• Updated: 2023-08-15T00:00:00Z

Water availability for human and ecosystem needs is a function of both water quantity and water quality, as described in the U.S. Geological Survey (USGS) Water Science Strategy (Evenson and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2001-01-01T00:00:00.000+00:00

Meteorological data provide information on atmospheric conditions that can affect water quality and biological and physical processes. Core elements currently measured at each National Estuarine...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

The dataset comprises in-situ hyperspectral data acquired using the on-water approach (aka skylight-blocked approach), using a combination of a downwelling irradiance sensor and an upwelling...

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• Organization: State of California
• Updated: 2019-10-23T18:10:51.337583

The California Water Boards’ Water Data Center is proud to present the CA Water Quality Status Report. This report is an annual data-driven snapshot of the Water Board's water quality and...

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