-
CMAQv5.5 CRACMM2 Predictions for Select Locations during 2023 in the U.S.: Louisiana (v3)
2023 CMAQ Simulation output for select sites in Louisiana - Description: CMAQv5.5+ public version downloaded 2/13/2025. (SHA: 783dc11668a83b9ec243c2cf7d20471ecd34dfae). Last... -
EPA Facility Registry Service (FRS): NCDB
This web feature service contains location and facility identification information from EPA's Facility Registry Service (FRS) for the subset of facilities that link to the... -
EnviroAtlas - Los Angeles, CA - People and Land Cover in Floodplains by Block Group
This EnviroAtlas dataset describes the total counts and percentage of population, land area, and impervious surface in the 1% Annual Chance Flood Hazard area or 0.2% Annual... -
Data set: St. Louis River Watershed, MN Conductivity Assessment March 2022
Data used to evaluate potential downstream impacts of the NorthMet Mine, by USEPA Office of Research and Development is providing, for USEPA Region 5’s use, including a... -
EnviroAtlas - Portland, OR - Estimated Percent Green Space Along Walkable Roads
This EnviroAtlas dataset estimates green space along walkable roads. Green space within 25 meters of the road centerline is included and the percentage is based on the total... -
NPL Superfund Linear Site Features (EPA)
This GIS dataset contains lines depicting U.S. EPA Superfund features. This dataset is reserved for important Superfund site features that are best captured as linear features... -
Duke Forest Particle Nucleation Data
Particle size distribution expressed as number concentration per size bin. This dataset is associated with the following publications: Pillai, P., V. Aneja, J. Walker , and A.... -
EnviroAtlas - Bird Watching Recreation Demand by 12-Digit HUC in the Conterminous United States
This EnviroAtlas dataset includes the total number of recreational days per year demanded by people ages 18 and over for bird watching by location in the contiguous United... -
Data used by EPA researchers to generate illustrative figures for overview article "Multiscale Modeling of Background Ozone: Research Needs to Inform and Improve Air Quality Management"
Data sets used to prepare illustrative figures for the overview article “Multiscale Modeling of Background Ozone” Overview The CMAQ model output datasets used to create... -
Including dispersive shear stress in urban environments for single column dispersion models
The data files consist of measurements gathered from EPA's Meteorological Wind Tunnel Laboratory and Large Eddy Simulations (LES). Comparisons are made to the existing... -
Enhancements to AERMOD’s Building Downwash Algorithms based on Wind-Tunnel and Embedded-LES Modeling -BDW-2
This data set is associated with the results found in the journal article: Monbureau et al, 2018. Enjancements to AERMOD's building downwash algorithms based on wind-tunnel and... -
ACONC Files
ACONC files containing simulated ozone and PM2.5 fields that were used to create the model difference plots shown in the journal article. This dataset is associated with the... -
EnviroAtlas - Availability of Local Food by Census Block Group for the Conterminous United States
This EnviroAtlas dataset contains a count of the number of local farmers markets within each census block group (CBG) based on their location given within the USDA National... -
EnviroAtlas - New Bedford, MA - BenMAP Results by Block Group
This EnviroAtlas dataset demonstrates the effect of changes in pollution concentration on local populations in 128 block group in New Bedford, Massachusetts. The US EPA's... -
Data used in the manuscript "An Analysis of CMAQ Gas Phase Dry Deposition over North America Through Grid-Scale and Land-Use Specific Diagnostics in the Context of AQMEII4"
This dataset contains the data used to generate the figures in the manuscript "An Analysis of CMAQ Gas Phase Dry Deposition over North America Through Grid-Scale and Land-Use... -
SWAT Reach Output Seasonal Change Scenarios for: Modeling Future Land Cover and Water Quality Change in Minneapolis, MN, USA to Support Drinking Water Source Protection Decisions NGDA
We developed four 2011-2050 land cover change scenarios and modeled the impact of projected land cover change on influent water quality to support long-term planning for the... -
EnviroAtlas - Average Annual Sediment Yield to the Nearest Waterbody (Scaled) - Existing Land Use / Land Cover Scenario for the Conterminous United States
This EnviroAtlas national dataset shows the average annual sediment yield in metric tons per hectare*10,000 to the nearest waterbody by each pixel for the conterminous United... -
Data contributed by EPA/ORD/NERL/CED researchers to the manuscript "Seasonal ozone vertical profiles over North America using the AQMEII group of air quality models: model inter-comparison and stratospheric intrusions"
This dataset contains the data contributed by EPA/ORD/NERL/CED researchers to the manuscript "Seasonal ozone vertical profiles over North America using the AQMEII group of air... -
Indianapolis Research Duplex Total Database
Complete database for research conducted at the EPA's research house in Indianapolis, IN. Data contained includes weather parameters, sampling dates/times/method, and resultant...
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.