-
Federal
Water Quality Data
Department of the Interior —
Water quality data for the Refuge collected by volunteers collected once every two weeks: Turbidity, pH, Dissolved oxygen (DO), Salinity & Temperature. Sampling... -
City
Water Quality Sampling Data
City of Austin —
Data collected to assess water quality conditions in the natural creeks, aquifers and lakes in the Austin area. This is raw data, provided directly from our Water... -
Federal
National Hydrography Dataset Plus - NHDPlus
U.S. Environmental Protection Agency —
This high-level metadata data document will be supplemented with detailed regional metadata at a later date. The NHDPlusV2 is an integrated suite of application-ready... -
Federal
San Francisco Bay Area Network Water Quality Data for Three Projects from 2003-2025 as of 2026-02-17
Department of the Interior —
This data package was created 2026-02-25 10:44:08 by NPSTORET and includes selected project, location, and result data. Data contained in the San Francisco Bay Area... -
Federal
USGS Water Data for the Nation
Department of Energy —
The U.S. Geological Survey maintains national data bases of water-use information. The data are collected and compiled every five years for each State, the District... -
Federal
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States
U.S. Environmental Protection Agency —
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This... -
Federal
Gulf Coast Network 1976-2025 Water Quality Data from Ten Park Projects as of 2026-02-10
Department of the Interior —
This data package was created 2026-02-10 10:38:31 by NPSTORET and includes selected project, location, and result data. Data contained in the Gulf Coast Network... -
Federal
Yellowstone National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Potomac Interceptor E. coli Sample Results
District of Columbia —
A regional dataset containing E. coli monitoring sampling results collected along the Potomac and Anacostia Rivers, in response to the January 2026 Potomac Interceptor... -
Federal
Mid-Atlantic Network 2005-2023 Water Quality Data for Seven Park Projects as of 2024-02-08
Department of the Interior —
This data package was created 2024-10-17 12:33:28 by NPSTORET and includes selected project, location, and result data. Data contained in the Mid-Atlantic Network... -
State
Surface Water - Toxicity Results
State of California —
Surface water toxicity data from the California Environmental Data Exchange Network (CEDEN). CEDEN is the California State Water... -
State
State Water Project Routine Water Quality Monitoring
State of California —
The California State Water Project (SWP) is one of the nation’s largest water conveyance projects. Its geographic extent stretches from Sierra Nevada lakes north of... -
Federal
Invasive Crabs Inventory at Assateague Island National Seashore - Open Format Dataset
Department of the Interior —
An invasive crab inventory survey was performed to document the abundance and spatial distribution of the European green crab (Carcinus maenas) and the Japanese shore... -
Federal
Rainbow trout growth data and growth covariate data from Glen Canyon, Colorado River, Arizona, 2012-2021
Department of the Interior —
These data are the primary data used to model rainbow trout growth in Glen Canyon. Fish growth data were collected from nighttime boat electrofishing field campaigns... -
Permeable Surface Rebate Eligibility Zone
District of Columbia —
District homeowners who remove impervious surfaces and replace them with permeable pavement or re-vegetate them to reduce and/or treat stormwater runoff from... -
Federal
Mount Rainier National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Environmental Quality Index
U.S. Environmental Protection Agency —
An Environmental Quality Index (EQI) for all counties in the United States for the time period 2000-2005 was developed which incorporated data from five environmental... -
Federal
Water Quality Portal
U.S. Environmental Protection Agency —
The Water Quality Portal (WQP) is the premiere source of discrete water-quality data in the United States and beyond. This cooperative service integrates publicly... -
Federal
Badlands National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources... -
Federal
Yosemite National Park Small-Scale Base GIS Data
Department of the Interior —
This data set contains small-scale base GIS data layers compiled by the National Park Service Servicewide Inventory and Monitoring Program and Water Resources...