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Ozone Areas
Abstract This data layer identifies areas in the U.S. where air pollution levels have not met the National Ambient Air Quality Standards (NAAQS) for at least one of the Criteria... -
ozone hourly data at four monitoring sites
contains hourly ozone and meteorological data. This dataset is associated with the following publication: Schliep, E., A. Gelfand, and D. Holland. Alternating Gaussian process... -
County Level Attainment Status of National Ambient Air Quality Standards (NAAQS)
A list by county of the current attainment status of the National Ambient Air Quality Standards (NAAQS). -
PROPS model output for individual species
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 1503 species... -
Base Cation Weathering Dataset_Whitfield et al 2018_SHC 4.61.4
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 weathering... -
Data For: Predicted impacts of heterogeneous chemical pathways on...
This dataset includes CMAQ model output, compiled publicly available observations, and model source code used in "Predicted impacts of heterogeneous chemical pathways on... -
Nonattainment Area - Nitrogen Dioxide (NO2 - 1971 Standard)
The Nonattainment Area - Nitrogen Dioxide (NO2-1971) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Jampel PM2.5 Infant Mortality Environmental Epidemiology Manuscript Data Sets
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). PM2.5 during... -
Ozone Sperm
Data from "Episodic ozone exposure in Long-Evans rats has limited effects on cauda sperm motility and non-coding RNA populations". This dataset is associated with the following... -
Nonattainment Area - Particulate Matter - 2.5 Annual (2012 Standard)
The Nonattainment Area - Particulate Matter-2.5 (2012) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Convex Hulls for Species Richness and Individual Species
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... -
Nonattainment Area - Particulate Matter - 2.5 Annual (1997 Standard)
The Nonattainment Area - Particulate Matter-2.5 Annual (1997) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
Nonattainment Area - 1 hr Ozone (1979 Standard-Revoked)
The Nonattainment Area - 1 hr Ozone (1979) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of Transportation... -
Nonattainment Area - 8 hr Ozone (2008 Standard)
The Nonattainment Area - 8 hr ozone (2008) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of Transportation... -
Metadata for Coughlin et al. (2023) on impacts from N and S deposition on...
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. The dataset... -
Spatial critical loads and other information from Coughlin et al. 2023.
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) publication. These... -
US-PROPS: Regional Application to Great Smoky Mountains National Park...
This dataset is the data and metadata associated with the application of the US-PROPS model to the Great Smoky Mountains National Park (GSMNP). It is a geodatabase of species...