-
Federal
Safe Drinking Water Information System (SDWIS) recent views
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
Drinking Water Maximum Contaminant Levels (MCLs) recent views
U.S. Environmental Protection Agency —
National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards... -
Federal
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States recent views
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
PFAS flushing from home plumbing and impacts of stagnation recent views
U.S. Environmental Protection Agency —
Per- and polyfluoroalkyl substances (PFAS) from aqueous film forming foam (AFFF) can be accidentally backflushed into drinking water systems during firefighting... -
Federal
National watershed boundary (HUC12) dataset for the conterminous United States, retrieved 10/26/2020 recent views
Department of the Interior —
This child item provides a snapshot of the watershed boundary dataset which consists of a shapefile with 87,020 12-digit hydrologic unit codes (HUC12) for the... -
Federal
Safe Drinking Water Information System - State System (SDWIS/State) recent views
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
SDWISFED Drinking Water Data recent views
U.S. Environmental Protection Agency —
SDWIS/FED is EPA's national regulatory compliance database for the drinking water program. It includes information on the nation's 160,000 public water systems and... -
Federal
Safe Drinking Water Information System (SDWIS) Federal Reports Advanced Search Tool recent views
U.S. Environmental Protection Agency —
A database where EPA has compiled data on public drinking water systems and whether they have certain drinking water violations. This data is collected by the states... -
Federal
RadNet Map Interface for Near-Real-Time Radiation Monitoring Data recent views
U.S. Environmental Protection Agency —
RadNet is a national network of monitoring stations that regularly collect air, precipitation, drinking water, and milk samples for analysis of radioactivity. The... -
Federal
Community Actions Tracker recent views
U.S. Environmental Protection Agency —
A database application that tracks projects and milestones for any environmental work associated with Communities and aligned with the Agency's priorities. -
State
Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop recent views
State of California —
The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of the March 23,... -
State
Surface Water Drinking Water Source Areas recent views
State of Oregon —
This data layer is an element of the Oregon GIS Framework. This map includes Oregon Department of Environmental Quality (DEQ) and Oregon Department of Human Services’... -
Federal
The Urban Energy-Water Nexus: Utility-Level Water Flows and Embedded Energy recent views
Department of Energy —
There are limited open source data available for determining water production/treatment and required energy for cities across the United States. This database... -
Federal
Catchments and Variables Used for Random Forest Classification and Regression Groundwater and Surface Water Models for Nitrate Violation classes, Violation concentrations, or Percent of Systems in Violation for Public Drinking Water Supplies recent views
U.S. Environmental Protection Agency —
This research used public drinking water nitrate violations data from across the conterminous United States as response variables, and various predictor variables... -
Federal
Human Health Benchmarks for Pesticides recent views
U.S. Environmental Protection Agency —
Advanced testing methods now allow pesticides to be detected in water at very low levels. These small amounts of pesticides detected in drinking water or source water... -
Federal
Enforcement and Compliance Information Center - ECIC recent views
U.S. Environmental Protection Agency —
Enforcement and Compliance Information Center - ECIC is a repository of external policy and guidance documents, links to cases and settlements, civil and criminal... -
State
Drinking Water - Public Water System Information recent views
State of California —
The is a curated dataset of information for all public water systems (PWS) in California, including the name, location and some general informaiton for each PWS. The... -
Federal
Microbial pathogens in source and treated waters from drinking water treatment plants in the United States and implications for human health recent views
U.S. Environmental Protection Agency —
Bacteria and fungi in source and treated drinking water. This dataset is associated with the following publication: King , D., S. Pfaller , M. Donohue , S. Vesper ,... -
Federal
Per- and Polyfluoroalkyl Substances in Source and Treated Drinking Waters of the United States recent views
U.S. Environmental Protection Agency —
Data are the source water and treated drinking water concentrations for 17 PFAS. This dataset is associated with the following publication: Boone, J.S., C. Vigo, T.... -
Federal
R code used to estimate public supply consumptive water use recent views
Department of the Interior —
This child item describes R code used to determine public supply consumptive use estimates. Consumptive use was estimated by scaling an assumed fraction of deliveries...