https://www.sachamber.org/news/2021/07/02/chamber-news/chamber-requests-epa-retain-marginal-nonattainment-status-for-bexar-county/
Chamber Requests EPA Retain Marginal Nonattainment Status for Bexar County - San Antonio Chamber of...
bexar countysan antoniochamberrequestsepa
https://storymaps.arcgis.com/stories/08ad16c5bcd64e71b3a270f012529440
Nonattainment Areas for the Criteria Air Pollutants
Sep 10, 2026 - This story map depicts areas identified in the U.S. that have not met the National Ambient Air Quality Standards for criteria air pollutants
criteria air pollutantsfor thenonattainmentareas
https://www.ecfr.gov/current/title-40/chapter-I/subchapter-C/part-51/subpart-AA/section-51.1118
eCFR :: 40 CFR 51.1118 -- Suspension of SIP planning requirements in nonattainment areas that have...
ecfrsuspensionsipplanningrequirements