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Federal
EPA Enforcement and Compliance History Online
U.S. Environmental Protection Agency —
The Environmental Protection Agency's Enforcement and Compliance History Online (ECHO) website provides customizable and downloadable information about environmental... -
Federal
Data Center Energy Efficiency Focus Groups and Interviews
U.S. Environmental Protection Agency —
The data include transcripts prepared from audio recordings of six focus groups and seven interviews with managers who made equipment purchase or maintenance... -
Federal
EPA Long-Term Monitoring of Acidified Surface Waters
U.S. Environmental Protection Agency —
This dataset compiled surface water chemistry data from 1980 to 2024. Data were collected in four regions in the eastern United States (Virginia streams, New York... -
Federal
IHS Sea-web Ship Details and Technical Specifications
U.S. Environmental Protection Agency —
This data is a CSV file containeing ship technical details from IHS Sea-web. This dataset is not publicly accessible because: EPA cannot release CBI, or data... -
Federal
ENERGY STAR Certified Room Air Cleaners V3.0
U.S. Environmental Protection Agency —
Certified models meet all ENERGY STAR requirements as listed in the Version 3.0 Requirements that are effective as of October 9, 2025. A detailed listing of key... -
Federal
National Lakes Assessment 2017 Datafiles for Report “National Lakes Assessment 2017: The third collaborative survey of lakes in the United States"
U.S. Environmental Protection Agency —
The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on... -
Federal
National Lakes Assessment 2022 Datafiles for Report " National Lakes Assessment: The Fourth Collaborative Survey of Lakes in the United States”
U.S. Environmental Protection Agency —
The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on... -
Federal
National Rivers and Streams Assessment 2018-2019 Date files for report "National Rivers and Streams Assessment: The Third Collaborative Survey"
U.S. Environmental Protection Agency —
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide... -
Federal
Data Package from Benchmarking a Toyota A25A-FKS Engine at EPA NVFEL
U.S. Environmental Protection Agency —
Data generated from this project are collected from a 4-cylinder, 2.5-liter, naturally aspirated, Atkinson Cycle engine with cooled exhaust gas recirculation (cEGR).... -
Federal
Ship Power Model Summary Data
U.S. Environmental Protection Agency —
The dataset is contained in a .zip file containing the two .csv files with data, and a data dictionary file. summedEmissionsSpeeds contains emissions estimates summed... -
Federal
Clean Air Status and Trends Network (CASTNET) hourly temperature and other meteorological data (1990 - present)
U.S. Environmental Protection Agency —
Hourly temperature data and other meteorological data (e.g., relative humidity, solar radiation, precipitation, wind direction) are provided at long-term rural air... -
Federal
Eklof et al, 2025 dataset
U.S. Environmental Protection Agency —
The dataset provides an excel file summary of the information used to generate Figures 2 and 4 in the journal article. The other figures in the paper are not based on... -
Federal
National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A collaborative survey of lakes in the United States"
U.S. Environmental Protection Agency —
National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A Collaborative Survey of lakes in the United States”: The National Lakes... -
Federal
Control Performance Of Amphibian Metamorphosis Assays With Xenopus Laevis
U.S. Environmental Protection Agency —
This paper presents data from studies performed to satisfy test orders from the US EPA’s Endocrine Disruptor Screening Program. Data Evaluation Records were used to... -
Federal
Climate change, riverine flood risk and adaptation for the conterminous United States
U.S. Environmental Protection Agency —
Files contain: 1) expected annual damages summed by HUC10, for baseline climate and future climates of 1C-5C warmer than baseline, and 2) expected annual damages due... -
Federal
By-degree Health and Economic Impacts of Lyme Disease, Eastern and Midwestern United States
U.S. Environmental Protection Agency —
Data for "By-degree Health and Economic Impacts of Lyme Disease, Eastern and Midwestern United States", published March 2024. The datasets show cases by state, fips... -
Federal
Safe Drinking Water Information System (SDWIS) Federal Reporting Services (Jan. 1, 2010 to Dec. 31, 2017)
U.S. Environmental Protection Agency —
This dataset is made up of seven separate reports from the U.S. Environmental Protection Agency's (USEPA) Safe Drinking Water Information System (SDWIS). Site visits... -
Federal
ENERGY STAR Certified Storm Windows
U.S. Environmental Protection Agency —
Certified models meet all ENERGY STAR requirements as listed in the Version 1.0 ENERGY STAR Program Requirements for Storm Windows that are effective as of September...