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Building Assessment Survey and Evaluation Data (BASE)
The Building Assessment Survey and Evaluation (BASE) study was a five year study to characterize determinants of indoor air quality and occupant perceptions in representative... -
Polychlorinated Biphenyls (PCB) Transformer Registration Database
The Polychlorinated Biphenyls (PCB) Transformer Registration Database tracks geographic and dated information of registered PCB transformers. -
Ecotoxicology Database (ECOTOX)
The Ecotoxicology Database (ECOTOX) provides information on effects of single chemicals to ecologically-relevant species. -
Storage and Retrieval for Water Quality Data (STORET)
Storage and Retrival for Water Quality Data (STORET) is a repository for water quality, biological, and physical data. -
Envirofacts Data Warehouse
The Envirofacts Data Warehouse contains information from select EPA Environmental program office databases and provides access about environmental activities that may affect... -
Biota-Sediment Accumulation Factor Data
The Biota-Sediment Accumulation Factor contains approximately 20,000 biota-sediment accumulation factors (BSAFs) from 20 locations (mostly Superfund sites) for nonionic organic... -
BP Spill in the Gulf of Mexico Water Data
In response to the BP oil spill, EPA monitored water near the spill. While emergency response data collection has ended, results continue to be available on this site. -
Toxics Release Inventory (TRI)
The Toxics Release Inventory (TRI) is a dataset compiled by the U.S. Environmental Protection Agency (EPA). It contains information on the release and waste management for over... -
Safe Drinking Water Information System (SDWIS)
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations. -
National Assessment Database
The National Assessment Database stores and tracks state water quality assessment decisions, Total Maximum Daily Loads (TMDLs) and other watershed plans designed to restore... -
Federal Insecticide, Fungicide, and Rodenticide Act Section 18 Database
Section 18 of Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) authorizes EPA to allow an unregistered use of a pesticide for a limited time if EPA determines that an... -
Ecotoxicology Database (ECOTOX)
The Ecotoxicology Database (ECOTOX) provides information on effects of single chemicals to ecologically-relevant species. -
AirNow
AirNow is a collaboration between EPA, and othe federal, state and local agencies to provide complete and real-time air quality information. -
Report on U.S. Methane Emissions 1990-2020: Inventories, Projections, and...
This dataset contains relative and absolute forecasts of emissions through 2020 for landfills, natural gas and oil systems, coal mines, manure management and enteric... -
Air Trends
Air Trends provides geographic trend information for specific air pollutants. -
Global Non-CO2 Greenhouse Gas Emission Projections & Mitigation Potential:...
Marginal abatement curves (MAC) can be downloaded as data annexes to the Global Mitigation of Non-CO2 Greenhouse Gases report. This data allows for improved understanding of the... -
Reach Address Database (RAD)
The Reach Address Database (RAD) stores the reach address of each Water Program feature that has been linked to the underlying surface water features (streams, lakes, etc) in... -
Water Quality Assessment and Total Maximum Daily Loads Information (ATTAINS)
The Water Quality Assessment TMDL Tracking And Implementation System (ATTAINS) stores and tracks state water quality assessment decisions, Total Maximum Daily Loads (TMDLs) and... -
Facility Registry Service (FRS)
The Facility Registry Service (FRS) provides an integrated source of comprehensive (air, water, and waste) environmental information about facilities across EPA, states, tribes...