{"data":{"id":"us/40-cfr-52.2375","jurisdiction":"us","citation":"40 CFR 52.2375","heading":"Attainment dates for national standards.","body":"The following table presents the latest dates by which the national standards are to be attained. The dates reflect the information presented in Vermont's plan.\nAir quality control region and nonattainment area 1 Pollutant\nSO2 PM10 NOX CO O3\nPrimary Secondary\nChamplain Valley Interstate—Chittenden County:\nChamplain Valley Air Management Area:\nEssex Town (including Essex Jct.) a a a a b b\nBurlington City a a a a b b\nSouth Burlington City a a a a b b\nWinooski a a a a b b\nRemainder of Air Management Area a a a a b b\nRemainder of County a a a a a b\nVermont Valley Air Management Area a a a a a a\nAddison County a a a a a b\nRemainder of AQCR a a a a a a\nVermont Interstate:\nCentral Vermont Air Management Area:\nBarre City a a a a a a\nRemainder of Air Management Area a a a a a a\nWindsor County a a a a a b\nRemainder of AQCR a a a a a a\n1 Sources subject to plan requirements and attainment dates established under section 110(a)(2)(A) prior to the 1977 Clean Air Act Amendments remain obligated to comply with those regulations by the earlier deadlines. The earlier attainment dates are set out at 40 CFR 52.2375, revised as of July 1, 1978.\na. Air quality levels presently below secondary standards or area is unclassifiable.\nb. 12/31/82.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS","Subpart UU—Vermont"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"f85f6890760d38ea8afef7fe52a68af3af5d14653345206bf8d70120b6e29df6","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-52.2374","next":"us/40-cfr-52.2376"},"notice":"GroundRules: Original legal text. Not legal advice."}