Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals and Toxics
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Pesticides
    • Radon
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • EPA Administrator
    • Organization Chart
    • Staff Directory
    • Planning, Budget, and Results
    • Jobs and Internships
    • Headquarters Offices
    • Regional Offices
    • Lab and Research Centers
Related Topics:
  • Stationary Sources of Air Pollution
Contact Us

Publicly Owned Treatment Works (POTW): National Emission Standards for Hazardous Air Pollutants (NESHAP)

Publicly Owned Treatment Works (POTW): National Emission Standards for Hazardous Air Pollutants (NESHAP)
Basic Information
Legal Authorities
  • 42 U.S.C. §7401
Federal Register Citations
  • 67 FR 64742
  • 67 FR 13496
  • 66 FR 16140
  • 64 FR 57572
  • 63 FR 66084
Code of Federal Regulations Citations
  • 40 CFR Part 63 Subpart VVV
Docket Numbers
  • EPA-HQ-OAR-2016-0490

On this page:

  • Rule Summary
  • Rule History
  • Additional Resources

Rule Summary

The primary hazardous air pollutants (HAP) emitted by these sources include xylenes, methylene chloride, toluene, ethyl benzene, chloroform, tetrachloroethylene, benzene, and naphthalene.

Each of these HAP can cause adverse health effects provided sufficient exposure.

Rule History

10/26/2017 - Final Amendments; Risk and Technology Review 

2/22/2017 - Extension of Public Comment Period (PDF)

12/8/2016 – Proposed Amendments; Risk and Technology Review (PDF)

10/21/2002 – Final Rule; Amendments (PDF)

03/22/2002 – Proposed Amendments (PDF)

03/23/2001 – Final Rule; Corrections (PDF)

10/26/1999 – Final Rule (PDF)

12/01/1998 – Proposed Rule (PDF)

Additional Resources

Publicly Owned Treatment Works (POTW): Final Risk and Technology Review Fact Sheet

Publicly Owned Treatment Works (POTW): Final Air Toxics Rule Fact Sheets

National Emission Standards for Hazardous Air Pollutants (NESHAP): Publicly Owned Treatment Works - Background Information for Final Standards Summary of Public Comments and Responses (PDF)

Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 7, 2022
United States Environmental Protection Agency

Discover.

  • Accessibility
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data.gov
  • Inspector General
  • Jobs
  • Newsroom
  • Open Government
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.