Westfield, MA Water Quality Report

Is Westfield tap water safe? See PFAS and lead contamination levels for Westfield, Massachusetts. Compare to EPA limits and get filter recommendations.

Quick Answers

Is Westfield tap water safe to drink? Westfield water has high PFAS contamination. EPA UCMR5 testing detected a peak level of 170 ppt, significantly above the EPA's 4 ppt enforceable limit. A reverse osmosis or certified PFAS filter is strongly recommended.

What contaminants are in Westfield water? Top PFAS compounds detected in Westfield water: PFHxS (170 ppt), PFOS (160 ppt), PFOA (43 ppt). See the full table for all monitored contaminants and comparison to EPA limits.

What filter should I use in Westfield? Reverse osmosis removes 90%+ of PFAS, lead, and arsenic. NSF-53 certified pitcher and faucet filters (ZeroWater, Clearly Filtered, LifeStraw) work for smaller households. Skip standard Brita filters for PFAS removal.

Westfield Water Quality Summary

EPA testing has detected PFAS "forever chemicals" in Westfield drinking water. Recent monitoring found a peak level of 170 ppt across 1 water system, representing an average of 76.8 ppt across 5 detected compounds.

Contamination Level: HIGH – High contamination – multiple PFAS compounds detected at levels significantly above EPA safety thresholds.

Top Detected Compounds

  • PFHxS: 170 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFOS: 160 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFOA: 43 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFHpA: 11 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFBA: 0.01 ppt

Lead in Westfield Water

EPA Lead and Copper Rule testing has recorded 30 lead samples for Westfield water systems, with a 90th-percentile high of 0.0076 mg/L (within the EPA 0.015 mg/L action level). There is no safe level of lead for children; if your home was built before 1986, a certified NSF/ANSI 53 lead-removal filter is recommended.

EPA Violations in Westfield

Westfield public water systems have 11 health-based EPA Safe Drinking Water Act violations on record, including Total Trihalomethanes (TTHMs), Lead & Copper Rule, Total Organic Carbon. Health-based violations mean a contaminant exceeded its federal limit or required treatment was not applied.

About the Data

These figures come from the EPA's Unregulated Contaminant Monitoring Rule 5 (UCMR5) testing program, 2023-2025. UCMR5 is the most comprehensive national drinking water survey in US history, covering 66,000+ public water systems. Population of Westfield: approximately 41,204.

ZIP Codes Served

01085, 01086

What Westfield Residents Should Do

  1. Enter your exact ZIP code at knowyourexposure.com for address-level data
  2. Install an NSF/ANSI 58 reverse osmosis filter (removes 94-99% of PFAS)
  3. If you're in a high-exposure group (pregnant, young children), consider a PFAS home test kit
  4. Review your utility's Consumer Confidence Report (CCR) annually