Elk Grove, CA Water Quality Report

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

Quick Answers

Is Elk Grove tap water safe to drink? Elk Grove tap water meets most federal EPA limits, but PFAS compounds have been detected at an average of 0.54 ppt across 9 compounds. A certified pitcher filter or reverse osmosis system is recommended for sensitive populations.

What contaminants are in Elk Grove water? Top PFAS compounds detected in Elk Grove water: lithium (25.4 ppt), PFOS (0.04 ppt), PFHxS (0.02 ppt). See the full table for all monitored contaminants and comparison to EPA limits.

What filter should I use in Elk Grove? 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.

Elk Grove Water Quality Summary

EPA testing has detected PFAS "forever chemicals" in Elk Grove drinking water. Recent monitoring found a peak level of 25.4 ppt across 4 water systems, representing an average of 0.54 ppt across 9 detected compounds.

Contamination Level: MODERATE – Moderate contamination – PFAS detected at meaningful levels; filtration recommended.

Top Detected Compounds

  • lithium: 25.4 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFOS: 0.04 ppt
  • PFHxS: 0.02 ppt
  • PFOA: 0.02 ppt
  • PFPeA: 0.01 ppt

Lead in Elk Grove Water

EPA Lead and Copper Rule testing has recorded 25 lead samples for Elk Grove water systems, with a 90th-percentile high of 0.0385 mg/L (above 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 Elk Grove

Elk Grove public water systems have 1 health-based EPA Safe Drinking Water Act violation on record, including Surface Water Treatment Rule. 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 Elk Grove: approximately 176,124.

ZIP Codes Served

95624, 95757, 95758, 95759

What Elk Grove 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