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
Analytical Methods for Drinking Water
Contact Us

Approved Drinking Water Analytical Methods

  • Disinfection Byproduct Rules (PDF)(28 pp, 473 K, April 2019, 815-B-19-001)
  • Expedited Approval of Alternative Test Procedures(Appendix A to Subpart C of Part 141)
  • Ground Water Rule (PDF)(8 pp, 187 K, April 2019, 815-B-19-006)
  • Inorganic contaminants and other inorganic constituents (PDF)(66 pp, 848 K, April 2019, 815-B-19-002)
  • Long Term 2 Enhanced Surface Water Treatment Rule (PDF)(12 pp, 205 K, February 2017, 821-F-17-001)
  • Organic contaminants (PDF)(36 pp, 552 K, April 2019, 815-B-19-003)
  • Radionuclides (PDF)(28 pp, 454 K, April 2019, 815-B-19-004)
  • Revised Total Coliform Rule (PDF)(13 pp, 251 K, April 2019, 815-B-19-007)
  • Secondary contaminants (PDF)(32 pp, 472 K, April 2019, 815-B-19-005)
  • Surface Water Treatment Rule (PDF)(12 pp, 225 K, April 2019, 815-B-19-008)
  • Unregulated contaminants(EPA developed methods)
    • Technical Advisory for Perfluorooctanoic Acid (PFOA) using EPA Method 537 Rev. 1.1 (PDF)(4 pp, 114 K, September 2016, 815-B-16-021)
  • Analytical Methods for Drinking Water Home
  • Learn about Drinking Water Analytical Methods
  • Approved Methods
  • Expedited Approval Requirements
  • Alternate Test Procedure Program
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on September 24, 2021
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.