Catalog - Data.gov

Dataset supporting "Comparison of ozone formation attribution techniques in the northeastern United States"

Organization: U.S. Environmental Protection Agency
Updated: 2023-03-01 | Harvested: June 27, 2025 at 11:05 PM

The Integrated Source Apportionment Method (ISAM) has been revised in the Community Multiscale Air Quality (CMAQ) model. This work updates ISAM to maximize its flexibility, particularly for ozone...

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Assessing model characterization of single source secondary pollutant impacts using 2013 SENEX field study measurements

Organization: U.S. Environmental Protection Agency
Updated: 2016-09-19 | Harvested: June 27, 2025 at 08:33 PM

The dataset consists of 4 comma-separated value (csv) text files and 3 netCDF data files. Each csv file contains the observed and CMAQ modeled gas and aerosol concentrations collected during the...

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Figure12

Organization: U.S. Environmental Protection Agency
Updated: 2014-11-10 | Harvested: June 27, 2025 at 08:28 PM

NCL script: cmaq_ensemble_isam_4panels_subdomain.ncl Netcdf input file for NCL script, containing ensemble means and standard deviation of ISAM SO4 and O3 contributions from IPM:...

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Organization: U.S. Environmental Protection Agency
Updated: 2023-09-07 | Harvested: June 27, 2025 at 10:42 PM

CMAQ predicted results containing ozone, oxides of nitrogen and other chemical species. This dataset is not publicly accessible because: EPA does not have the dataset as it was created by the...

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"

Organization: U.S. Environmental Protection Agency
Updated: 2020-10-13 | Harvested: June 27, 2025 at 09:47 PM

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 illustrative figures for...

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