40 CFR § 81.24 - Niagara Frontier Intrastate Air Quality Control Region.

---
identifier: "/us/cfr/t40/s81.24"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 81.24 - Niagara Frontier Intrastate Air Quality Control Region."
title_number: 40
title_name: "Protection of Environment"
section_number: "81.24"
section_name: "Niagara Frontier Intrastate Air Quality Control Region."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "81"
part_name: "DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401,"
regulatory_source: "36 FR 22421, Nov. 25, 1971, unless otherwise noted."
cfr_part: "81"
---


# 81.24 Niagara Frontier Intrastate Air Quality Control Region.

The Niagara Frontier Intrastate Air Quality Control Region (New York) consists of the territorial area encompassed by the boundaries of the following jurisdictions or described area (including the territorial area of all municipalities (as defined in section 302(f) of the Clean Air Act, 42 U.S.C. 1857H(f)) geographically located within the outermost boundaries of the area so delimited):

In the State of New York: Erie County, Niagara County.