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Illinois establishes PFAS drinking water compliance monitoring deadlines
PFAS IllinoisIllinois Environmental Protection AgencyIllinois, US
Announced
May 21, 2026
Effective
Apr 26, 2029
Implementation
Apr 26, 2027
Description
Illinois EPA has established specific compliance deadlines for PFAS drinking water standards under Board rules. Initial monitoring must be completed by April 25, 2027, with ongoing compliance monitoring beginning April 26, 2027. Full compliance with maximum contaminant levels (MCLs) begins April 26, 2029. Community water supplies must monitor these PFAS in drinking water.
Sources
Key Findings
Illinois establishes PFAS drinking water compliance monitoring deadlines
May 21, 2026 Kim Biggs, Illinois EPA FOR IMMEDIATE RELEASE 217-558-1536 kim.biggs@illinois.gov Illinois EPA Issues Statement on Trump Administration’s Rollback of PFAS Requirements for Drinking Water State Drinking Water Standards Remain in Place for PFAS Springfield – Illinois Environmental Protection Agency’s (Illinois EPA) Director James Jennings issued a statement following the U.S. EPA’s announcement to roll bac
Illinois establishes PFAS drinking water compliance monitoring deadlines
NEWS RELEASE Illinois Environmental Protection Agency 2520 West Iles Avenue, Post Office Box 19276 Springfield, Illinois 62794-9276 Phone: 217-782-3397 FOR IMMEDIATE RELEASE, Contact: Kim Biggs April 14, 2025 217-558-1536 Kim.Biggs@illinois.gov Illinois EPA Notifies 47 Community Water Systems of Right-to-Know Requirements Triggered by Recent Rulemaking PFAS Chemicals Detected in Groundwater; Systems, Private Well Own