Promulgation of State Implementation Plan Revisions; Infrastructure Requirements for the 2008 Ozone, 2008 Lead, and 2010 NO2 National Ambient Air Quality Standards; Colorado
air-emissions · Rule · Published 2015-08-19 · Effective 2015-09-18 · CO · 80 FR 50205
Document
Document number
2015-20377
Federal Register citation
80 FR 50205
CFR reference
40 CFR 52
Type
Rule
Action
Final rule.
Category
air-emissions
Publication date
2015-08-19
Effective date
2015-09-18
State
CO
EPA docket
EPA-R08-OAR-2012-0972, FRL-9932-52-Region 8
Abstract
The Environmental Protection Agency (EPA) is approving elements of State Implementation Plan (SIP) revisions from the State of Colorado to demonstrate the State meets infrastructure requirements of the Clean Air Act (Act, CAA) for the National Ambient Air Quality Standards (NAAQS) promulgated for ozone on March 12, 2008; lead (Pb) on October 15, 2008; and nitrogen dioxide (NO<INF>2</INF>) on January 22, 2010. Section 110(a) of the CAA requires that each state submit a SIP for the implementation, maintenance, and enforcement of each NAAQS promulgated by EPA.