{"data":{"id":"us/40-cfr-81.433","jurisdiction":"us","citation":"40 CFR 81.433","heading":"Virginia.","body":"Area name Acreage Public Law establishing Federal land manager\nJames River Face Wild 8,703 93-622 USDA-FS\nShenandoah NP 190,535 69-268 USDI-NPS","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES","Subpart D—Identification of Mandatory Class I Federal Areas Where Visibility Is an Important Value"],"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":"09555f136401a1f739787f97d53329bb63b17da200ca32be73c7e92f68de8691","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-81.432","next":"us/40-cfr-81.434"},"notice":"GroundRules: Original legal text. Not legal advice."}