Washington State Implementation Plan
The following sections of the state and local regulations and documents for the Washington State Implementation Plan for Air Quality, for compliance with requirements of the Federal Clean Air Act, have been approved by the U.S. Environmental Protection Agency (EPA), and are part of the current federally-approved, implementation plan.
40 CFR part 52.2470(c) -- EPA Approved Regulations and Statutes.
Washington State Implementation Plan for Air Quality
State and Local Requirements
Table of Contents
40 CFR part 52.2470(d) -- EPA-Approved State Source-Specific Requirements.
40 CFR part 52.2470(e) -- EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures.