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Federal
Safe Drinking Water Information System (SDWIS)
U.S. Environmental Protection Agency —
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations. -
Federal
Facility Registry Service (FRS)
U.S. Environmental Protection Agency —
The Facility Registry Service (FRS) provides an integrated source of comprehensive (air, water, and waste) environmental information about facilities across EPA,... -
State
2019 California Water Quality Status Report
State of California —
The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This third edition of the report... -
Federal
NRCS Field Office Technical Guide (eFOTG)
Department of Agriculture —
Technical guides are the primary scientific references for NRCS. They contain technical information about the conservation of soil, water, air, and related plant and... -
Federal
Aquatic Life Benchmarks
U.S. Environmental Protection Agency —
The Aquatic Life Benchmarks is an EPA-developed set of criteria for freshwater species. These benchmarks are based on toxicity values reviewed by EPA and used in the... -
Federal
SWAT - Soil and Water Assessment Tool
Department of Agriculture —
The Soil and Water Assessment Tool (SWAT) is a public domain model jointly developed by USDA Agricultural Research Service (USDA-ARS) and Texas A&M AgriLife... -
State
Ground Water - Water Quality Results
State of California —
Groundwater quality data and related groundwater well information available on the page was queried from the GAMA Groundwater information system (GAMA GIS). Data... -
City
Wastewater Treatment Plant Performance Data
City of New York —
The data tables provides a monthly roll up of key parameters at Wastewater treatment plants including SPEDES permit requirements -
Federal
Southeast Alaska I&M Network Water Quality Data Package (FQ_Q) for monitoring years 2010-2024 at Sitka National Historical Park
Department of the Interior —
This data set is a comma-separated values (CSV) file containing continuous hourly water quality observations of the Indian River in Sitka National Historical Park for... -
Federal
San Francisco Bay Area Baseline Trash Loading (5000-25000 gal per yr), San Francisco Bay Area CA, 2012, US EPA Region 9
U.S. Environmental Protection Agency —
Marine debris degrades ocean habitats, endangers marine and coastal wildlife, causes navigation hazards, results in economic losses to industry and governments, and... -
Federal
USEPA Environmental Quality Index (EQI) - Air, Water, Land, Built, and Sociodemographic Domains Non-Transformed Variables Dataset as Input for the 2000-2005 USEPA EQI, by County for the United States
U.S. Environmental Protection Agency —
The US Environmental Protection Agency's (EPA) National Health and Environmental Effects Research Laboratory (NHEERL) in the Environmental Public Health Division... -
Federal
EPA Office of Water (OW): Beaches NHDPlus Indexed Dataset
U.S. Environmental Protection Agency —
The Beaches Environmental Assessment and Coastal Health (BEACH) Program focuses on the following five areas to meet the goals of improving public health and... -
Impervious Surface 2021
District of Columbia —
The dataset contains basemap features that are typically classified as impervious surface, captured in 2021. Some examples of Impervious Surfaces include: Airport... -
Federal
Safe Drinking Water Information System - State System (SDWIS/State)
U.S. Environmental Protection Agency —
SDWIS/State is a data system that EPA is developing for states that will improve the quality of drinking water information. -
Federal
Electrical conductivity, pH, and dissolved oxygen time-series data generated from the short-term precision experiment and the long-term field precision analysis to characterize water-quality sondes for the Guidelines and Standard Procedures for High-Frequency Groundwater-Quality Monitoring Station Techniques and Methods Report
Department of the Interior —
The authors examined the long-term precision of SC, pH, and DO sensors by analyzing the groundwater-quality time-series data generated at a deep municipal supply well... -
City
Beach Water Quality - Automated Sensors
City of Chicago —
The Chicago Park District maintains sensors in the water at beaches along Chicago's Lake Michigan lakefront. These sensors generally capture the indicated... -
Federal
Soil erosion and organic matter for central Great Plains cropping systems under residue removal
Department of Agriculture —
This study examined average annual changes in soil erosion from rainfall and wind forces, and trends in soil organic carbon (SOC). The diversity of geo-climatic land... -
Federal
10-m Topographic Wetness Index
Department of the Interior —
The lidar Topographic Wetness Index (TWI) is the TWI data product produced and distributed by the National Park Service, Great Smoky Mountains National Park. Concave,... -
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...