--- title: "Info Sheet: PFAS Primary Drinking Water Regulations" --- [![pace logo header white](https://info.pacelabs.com/hs-fs/hubfs/pace%20logo%20header%20white.png?width=600&height=410&name=pace%20logo%20header%20white.png) ![pace logo header](https://info.pacelabs.com/hs-fs/hubfs/pace%20logo%20header.png?width=600&height=410&name=pace%20logo%20header.png)](https://www.pacelabs.com) - [Analytical + Environmental](https://www.pacelabs.com/analytical-environmental/) - [Life Sciences](https://www.pacelabs.com/life-sciences/) - [Professional Services](https://www.pacelabs.com/professional-services/) - [Blog](https://blog.pacelabs.com/keeping-pace-with-analytical-services) # PFAS Primary Drinking Water Regulations In April of 2024, the EPA established the first-ever federally enforceable standards for PFAS in drinking water. This regulation requires all community water systems and non-transient, non-community water systems to monitor for six PFAS compounds. In this Spotlight, our PFAS experts provide insights into key elements of the new rules including: - PFAS limits (including MCLs vs. MCLGs) - Important data gathering rules - Enforcement timelines - How to use the Hazard Index - Which test methods are required/optional ### Get The Info Sheet ##### ANALYTICAL + ENVIRONMENTAL ANALYTICAL + ENVIRONMENTAL - [Analytical + Environmental](https://www.pacelabs.com/analytical-environmental/) - [Emergency Services](https://www.pacelabs.com/analytical-environmental/emergency-disaster/) - [Statement of Qualifications](https://info.pacelabs.com/hubfs/Statement%20of%20Qualifications/Pace%20SOQ.pdf) ##### LIFE SCIENCES LIFE SCIENCES - [Life Sciences Page](https://www.pacelabs.com/life-sciences.html) - [CDMO/CRO Services](https://www.pacelabs.com/life-sciences/cdmo-cro-services/) - [Central Laboratory Services](https://www.pacelabs.com/life-sciences/central-laboratory-services/) - [Medical Device](https://www.pacelabs.com/life-sciences/medical-device/) ##### PROFESSOINAL SERVICES PROFESSOINAL SERVICES - [Professional Services](https://www.pacelabs.com/professional-services/) - [Regulatory & Compliance](https://www.pacelabs.com/professional-services/regulatory-and-compliance/) - [Scientific Staff](https://www.pacelabs.com/professional-services/scientific-staff/) - [Instrument Services](https://www.pacelabs.com/professional-services/instruments/) - [Facility Qualification](https://www.pacelabs.com/professional-services/facilities/) ##### OTHER OTHER - [Company](https://www.pacelabs.com/company/) - [Careers](https://www.pacelabs.com/careers/) - [Contact](https://www.pacelabs.com/contact-us/) - [Privacy Policy](https://www.pacelabs.com/legal-notice.html) Copyright © 2026 Pace®