O'Dell, KatelynFord, BonneFischer, Emily V.Pierce, Jeffrey R.2020-06-232020-06-232020https://hdl.handle.net/10217/208602https://doi.org/10.25675/10217/208602http://dx.doi.org/10.25675/10217/208602US Environmental Protection Agency. Air Quality System Data Mart [internet database] available at http://www.epa.gov/ttn/airs/aqsdatamart. Accessed June 20, 2019.This dataset contains spatially interpolated daily PM2.5 concentrations observed by monitors in the Environmental Protection Agency's Air Quality System and non-smoke seasonal background PM2.5 estimates for 2016-2018. See the readme file for details on data processing and recommended usage.Department of Atmospheric ScienceThis dataset is superseded by a new version: https://doi.org/10.25675/10217/230602.ZIPTXTPDFShapefileNetCDFengair qualitywildfire smokePM2.5Dataset