Found 1145 datasets matching filters.
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The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations.
Search relevance: 1.00 | Views last month: 158 | Published on: 2025-07-31 -
National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards protect public health by limiting...
Search relevance: 1.00 | Views last month: 69 | Published on: 2025-07-31 -
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This research used nutrient and...
Search relevance: 1.00 | Views last month: 46 | Published on: 2025-08-02 -
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 violations of drinking water...
Search relevance: 1.00 | Views last month: 39 | Published on: 2025-07-31 -
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 and given to the EPA. This...
Search relevance: 1.00 | Views last month: 31 | Published on: 2025-08-02 -
The dataset includes the accession numbers to the RNA sequences and qPCR data for pathogens and validation of some important RNA sequences. This dataset is associated with the following...
Search relevance: 1.00 | Views last month: 31 | Published on: 2025-10-18 -
This dataset contains the results of EPAs estimates for domestic water supply in The United States for 2020 census blocks. The file is a comma-delimited text file, which contains records for 2020...
Search relevance: 1.00 | Views last month: 29 | Published on: 2025-08-02 -
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 source of the data...
Search relevance: 1.00 | Views last month: 25 | Published on: 2025-07-28 -
SDWIS/State is a data system that EPA is developing for states that will improve the quality of drinking water information.
Search relevance: 1.00 | Views last month: 20 | Published on: 2025-07-31 -
This is an official NYC Health Department dataset. The Health Department does not endorse datasets using these data that may be created by others. The dataset contains the drinking water tank...
Search relevance: 1.00 | Views last month: 20 | Published on: 2025-08-02 -
RadNet is a national network of monitoring stations that regularly collect air, precipitation, drinking water, and milk samples for analysis of radioactivity. The RadNet network, which has...
Search relevance: 1.00 | Views last month: 15 | Published on: 2025-07-31 -
The Drinking Water State Revolving Fund (DWSRF) National Information Management System collects information that provide a record of progress and accountability for the program. Reports on DWSRF...
Search relevance: 1.00 | Views last month: 14 | Published on: 2025-07-31 -
This GIS dataset contains data on wastewater treatment plants, based on EPA's Facility Registry Service (FRS) and NPDES, along with Clean Watersheds Needs Survey (CWNS) and other data sources.
Search relevance: 1.00 | Views last month: 13 | Published on: 2026-01-27 -
The fasta file (BM_OTU.fasta) contain the sequences of the bacterial 16S rRNA-encoding V4 region gene (≈250 nt) for each Operational Taxonomic Unit (OTU). This dataset is associated with the...
Search relevance: 1.00 | Views last month: 9 | Published on: 2025-08-02 -
Data collected during the Benton Harbor Drinking Water Study. The majority of the study data is contained in the BH_Data_V13 Excel file and background water quality data collected during the...
Search relevance: 1.00 | Views last month: 8 | Published on: 2025-08-02 -
Enforcement and Compliance Information Center - ECIC is a repository of external policy and guidance documents, links to cases and settlements, civil and criminal complaints that are reviewed by...
Search relevance: 1.00 | Views last month: 8 | Published on: 2025-07-31 -
Information on sole source aquifers (SSAs) is widely used in assessments under the National Environmental Policy Act and at the state and local level. A national layer, including all available SSA...
Search relevance: 1.00 | Views last month: 7 | Published on: 2026-01-27 -
The third Unregulated Contaminant Monitoring Rule (UCMR 3), conducted under EPA oversight, was published in the Federal Register on May 2, 2012. UCMR 3 requires monitoring for 30 contaminants: 28...
Search relevance: 1.00 | Views last month: 7 | Published on: 2025-07-31 -
Per- and polyfluoroalkyl substances (PFAS) from aqueous film forming foam (AFFF) can be accidentally backflushed into drinking water systems during firefighting operations or at industrial...
Search relevance: 1.00 | Views last month: 6 | Published on: 2025-08-02 -
The Office of Environmental Health Hazard Assessment (OEHHA), on behalf of the California Environmental Protection Agency (CalEPA), developed California Communities Environmental Health Screening...
Search relevance: 1.00 | Views last month: 5 | Published on: 2025-07-29
