34 datasets found
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Federal
Herb species occurrence data across the US
U.S. Environmental Protection Agency —
This is a dataset of the abundance of herbaceous species across ~15,000 plots across the US, along with related site date (e.g. climate, soil pH, etc.). This dataset... -
Federal
Nonattainment Area - 8 hr Ozone (2008 Standard)
Department of Transportation —
The Nonattainment Area - 8 hr ozone (2008) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Federal
Metadata for Coughlin et al. (2023) on impacts from N and S deposition on tree species across the CONUS
U.S. Environmental Protection Agency —
This is the metadata for Coughlin et al. (2023) which estimates effects from atmospheric deposition of nitrogen (N) and sulfur (S) on tree species across the CONUS.... -
State
County Level Attainment Status of National Ambient Air Quality Standards (NAAQS)
State of New York —
A list by county of the current attainment status of the National Ambient Air Quality Standards (NAAQS). -
Federal
Data For: Predicted impacts of heterogeneous chemical pathways on particulate sulfur over Fairbanks, Alaska, the N. Hemisphere, and the Contiguous United States
U.S. Environmental Protection Agency —
This dataset includes CMAQ model output, compiled publicly available observations, and model source code used in "Predicted impacts of heterogeneous chemical pathways... -
Federal
Nonattainment Area - Nitrogen Dioxide (NO2 - 1971 Standard)
Department of Transportation —
The Nonattainment Area - Nitrogen Dioxide (NO2-1971) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
Federal
TITAN_Wilkins_etal_v1
U.S. Environmental Protection Agency —
This data underpins the TITAN analysis in Wilkins et al. It describes the critical loads for nitrogen deposition for various species, and the community level critical... -
Federal
Nonattainment Area - Carbon Monoxide (CO - 1971 Standard)
Department of Transportation —
The Nonattainment Area - Carbon Monoxide (CO-1971) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
Federal
Nonattainment Area - Particulate Matter - 2.5 24 hr (2006 Standard)
Department of Transportation —
The Nonattainment Area - Particulate Matter-2.5 24 hr (2006) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the... -
Federal
Jampel PM2.5 Infant Mortality Environmental Epidemiology Manuscript Data Sets
U.S. Environmental Protection Agency —
We conducted an unmatched case-control study of 5,992 infant mortality cases and 60,000 randomly selected controls from a North Carolina Birth Cohort (2003-2015).... -
Federal
Convex Hulls for Species Richness and Individual Species
U.S. Environmental Protection Agency —
These are .tiff files, with bands for total distance to the convex hull (Distance), as well as individual distances for the 5 dimensions of pH (pH), precipitation... -
Federal
Nonattainment Area - 1 hr Ozone (1979 Standard-Revoked)
Department of Transportation —
The Nonattainment Area - 1 hr Ozone (1979) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Federal
Base Cation Weathering Dataset_Whitfield et al 2018_SHC 4.61.4
U.S. Environmental Protection Agency —
This dataset supports the publication Whitfield et al. (2018) (https://doi.org/10.1007/s11270-018-3691-7). The dataset is a compilation of the estimated base cation... -
Federal
PROPS model output for individual species
U.S. Environmental Protection Agency —
There are two datasets. First, a dataset for the PROPS models (i.e. “US-PROPS_v2_models_May30_2019.xlsx,” which describe the parameters for the PROPS models for the... -
Federal
Spatial critical loads and other information from Coughlin et al. 2023.
U.S. Environmental Protection Agency —
Data provided in this repository are compiled Forest Inventory and Analysis program data that are reflective of the data used in the Coughlin et al. (2024)... -
Federal
Nonattainment Area - Lead (Pb - 2008 Standard)
Department of Transportation —
The Nonattainment Area - Lead (Pb-2008) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Federal
Deposition, critical loads, and exceedances for 1800-2025
U.S. Environmental Protection Agency —
This data includes gridded estimates of: (1) decadally averaged total N and S deposition for the conterminous US from 1800-2025, (2) critical loads from the National... -
Federal
Nonattainment Area - Particulate Matter - 10 (1987 Standard)
Department of Transportation —
The Nonattainment Area - Particulate Matter- 10 (1987) dataset was updated on January 31, 2026 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
Federal
Metadata for Pavlovic et al. - Machine Learning Critical Loads
U.S. Environmental Protection Agency —
This is the metadata associated with Pavlovic et al. (2023) entitled "Empirical nitrogen and sulfur critical loads of U.S. tree species and their uncertainties with...
34 datasets found