Federal Register - "Implementation of the Revoked 1997 8-Hour Ozone National Ambient Air Quality Standards; Updates to 40 CFR Part 52 for Areas That Attained by the Attainment Date"

Title: Implementation of the Revoked 1997 8-Hour Ozone National Ambient Air Quality Standards; Updates to 40 CFR Part 52 for Areas That Attained by the Attainment Date Source: Federal Register Data/Action: Environmental Protection Agency (Final Rule) Date: 10/9/2020 Text Preview: ...ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA-HQ-OAR-2019-0611; FRL-10013-72-OAR] RIN 2060-AU54 Implementation of the Revoked 1997 8-Hour Ozone National Ambient Air Quality Standards; Updates to 40 CFR Part 52 for Areas That Attained by the Attainment Date AGENCY: Environmental Protection Agency (EPA) ACTION: Direct final rule. ----------------------------------------------------------------------- SUMMARY: The Environmental Protection Agency (EPA)... ...Environmental Protection Agency, Mail Code: C539-01, Research Triangle Park, NC 27711, telephone (919) 541-4383; fax number: (919) 541-5315; email address: [email protected] . SUPPLEMENTARY INFORMATION: Table of Contents I. General Information A. Why is EPA... ...attainment dates. In February 2019, EPA Regional Offices sent letters to the affected states to communicate the EPA's findings. The areas that timely attained...