1. Home
2. Drinking Water
3. Certlic
4. Drinkingwater
5. PFAS DDW General Orders

PFAS DDW General Orders

PFAS General Order DW-2025-0002-DDW for Initial Monitoring

On December 12, 2025, the Division of Drinking Water issued PFAS General Order DW-2025-0002-DDW, requiring community and nontransient-noncommunity water systems to conduct initial monitoring for per- and polyfluoroalkyl substances (PFAS).

• PFAS General Order DW 2025-0002-DDW
• Exhibit A - List of Sources and Required Monitoring Frequency
  • Exhibit A Supplement - Alternative Sampling Locations
• Exhibit B - Consumer Confidence Report Language, CCRDLs, and Notification and Response Levels
• Frequently Asked Questions (FAQ)

For systems with UCMR5 data: An updated List of Sources and Required Monitoring Frequency and the Alternative Sampling Locations spreadsheets will be provided early January and will account for monitoring completed by systems that participated in UCMR5 monitoring.

On November 20, 2025, drafts of the order and exhibits were made available for public comment. The comment period is now closed.

• Notice of Opportunity for Public Comment
• Draft PFAS General Order DW 2025-00XX-DDW
• Draft Exhibit A - List of Sources and Required Monitoring Frequency
  • Draft Exhibit A Supplement - Alternative Sampling Locations
• Draft Exhibit B - Consumer Confidence Report Language, CCRDLs, and Notification and Response Levels

PFAS General Order DW-2024-0002-DDW

PFAS General Order Signed March 4, 2024:

• PFAS General Order DW 2024-0002-DDW
• Cover Letter to Public Water Systems
• Exhibit A – List of Sources Subject to General Order DW 2024-0002-DDW
• Exhibit B – Consumer Confidence Report Detection Limits and Advisory Levels

PFAS General Order DW-2022-0001-DDW

PFAS General Order Signed October 31, 2022:

• PFAS General Order DW 2022-0001-DDW
• Cover Letter to Public Water Systems
• Exhibit A – List of Sources Subject to General Order DW 2022-0001-DDW
• Exhibit B – Consumer Confidence Report Detection Limits and Advisory Levels

PFAS General Order DW-2021-0001-DDW — Rescinded October 31, 2022

PFAS General Order Signed February 16, 2021:

• PFAS General Order DW-0001-DDW
• Cover Letter to Public Water Systems
• Exhibit A-DDW Sections 1-5:
  • Section 1
  • Section 2
  • Section 3
  • Section 4
  • Section 5
• Exhibit B
• Exhibit C

PFAS General Order DW 2020-003-DDW — Rescinded October 31, 2022

PFAS General Order Signed August 27, 2020:

• PFAS General Order
• Cover Letter to Public Water Systems

Exhibits:

• Exhibit A-DDW Sections 1-5
  • Note:  the format of this file differs from that attached to the General Order to accommodate web posting and accessibility
• Exhibit B
• Exhibit C