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WaterSafety

Aurora City Of

Aurora, Colorado · PWSID: CO0103005

B
Water Safety Score
88/100
533,407
Population Served
Surface water
Source Type
0
Health Violations
0
Contaminant Exceedances

Detected Contaminants

ContaminantDetected LevelMCL (Limit)StatusSample Date
Total Trihalomethanes40 ppb80 ppbWithin LimitJan 1, 2016
Haloacetic Acids (HAA5)30 ppb60 ppbWithin LimitJan 1, 2016

Violation History

Total Trihalomethanes
Treatment TechniqueJan 1, 2016 - Apr 8, 2016
Resolved
Enforcement: 2023
Total Trihalomethanes
Treatment TechniqueJan 1, 2016 - Apr 8, 2016
Resolved
Enforcement: 2023
Haloacetic Acids (HAA5)
Treatment TechniqueJan 1, 2016 - Apr 8, 2016
Resolved
Enforcement: 2023
Haloacetic Acids (HAA5)
Treatment TechniqueJan 1, 2016 - Apr 8, 2016
Resolved
Enforcement: 2023

Frequently Asked Questions

Aurora City Of has a Water Safety Score of B (88/100). The system serves 533,407 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.

Aurora City Of has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.

The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.

If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.

Sources: EPA SDWIS, EWG Tap Water Database
Last updated:

Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.