Security-Widefield, CO Water Quality Report

Is Security-Widefield tap water safe? See PFAS and lead contamination levels for Security-Widefield, Colorado. Compare to EPA limits and get filter recommendations.

Quick Answers

Is Security-Widefield, CO tap water safe to drink? Security-Widefield, CO water has high PFAS contamination. EPA UCMR5 testing detected a peak level of 1,300 ppt, significantly above the EPA's 4 ppt enforceable limit. A reverse osmosis or certified PFAS filter is strongly recommended.

What contaminants are in Security-Widefield, CO water? Top PFAS compounds detected in Security-Widefield water: PFOS (1,300 ppt), PFHxS (590 ppt), PFBS (150 ppt). See the full table for all monitored contaminants and comparison to EPA limits.

What filter should I use in Security-Widefield, CO? For Security-Widefield, CO households, reverse osmosis removes 90%+ of PFAS, lead, and arsenic. Pitcher and faucet filters certified to NSF-53 for PFAS (ZeroWater, PUR PLUS) work for smaller households. Skip standard Brita filters for PFAS removal.

Security-Widefield, CO Water Quality Summary

EPA testing has detected PFAS "forever chemicals" in Security-Widefield, CO drinking water. Recent monitoring found a peak level of 1,300 ppt across 3 water systems, representing an average of 55.99 ppt across 9 detected compounds. These levels come from individual EPA UCMR 5 water samples (2023-2025). The EPA's 4 ppt limit for PFOA and PFOS is enforced on a running annual average, so a sample above it shows real exposure but is not by itself a violation.

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

Top Detected Compounds

  • PFOS: 1,300 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFHxS: 590 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFBS: 150 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFHxA: 140.6 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)
  • PFPeA: 108.9 ppt (exceeds EPA 4 ppt limit for PFOA/PFOS)

Lead in Security-Widefield, CO Water

EPA Lead and Copper Rule testing has recorded 72 lead samples for Security-Widefield water systems, with a 90th-percentile high of 0.0081 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 Security-Widefield, CO

Security-Widefield public water systems have 1 health-based EPA Safe Drinking Water Act violation on record, including Total Trihalomethanes (TTHM). Health-based violations mean a contaminant exceeded its federal limit or required treatment was not applied.

About the Data

Source: EPA UCMR5 (Unregulated Contaminant Monitoring Rule 5), the 2023-2025 national testing program spanning about 10,000 public water systems – the broadest PFAS survey ever run in the US. Security-Widefield, CO serves a population of roughly 38,639.

ZIP Codes Served

80911, 80925

What Security-Widefield, Colorado Residents Should Do

  1. Enter your exact ZIP code at knowyourexposure.com for address-level data
  2. Request the latest Consumer Confidence Report (CCR) from your Colorado utility – it is free and updated annually
  3. Choose a filter certified for PFAS: NSF/ANSI 58 reverse osmosis (94-99% removal) or an NSF-53 pitcher
  4. High-exposure households (pregnancy, infants, immunocompromised) should also consider a PFAS home test kit