Hartford, Connecticut Water Quality Report
Comprehensive water safety analysis • Updated February 2026
Hartford's water meets EPA standards, though 0 contaminant(s) are elevated above 50% of limits.
•All 1 historical violation(s) in Hartford have been resolved.
Water Safety Overview
Generally Safe. Hartford's tap water meets EPA standards. Score: 80/100.
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All Detected Contaminants
10 contaminants tested • EPA SDWIS data
| Contaminant | Level Detected | EPA Limit | % of Limit | Status |
|---|---|---|---|---|
Lead | 0.0054 mg/L | 0.015 mg/L | 36.0% | Safe |
Haloacetic Acids | 19.36 ug/L | 60.00 ug/L | 32.3% | Safe |
Copper | 0.401 mg/L | 1.30 mg/L | 30.8% | Safe |
Fluoride | 1.03 mg/L | 4.00 mg/L | 25.6% | Safe |
Mercury | 0.0005 mg/L | 0.0020 mg/L | 25.2% | Safe |
Nitrate | 2.24 mg/L | 10.00 mg/L | 22.4% | Safe |
Total Trihalomethanes | 16.67 ug/L | 80.00 ug/L | 20.8% | Safe |
Nitrite | 0.169 mg/L | 1.00 mg/L | 16.9% | Safe |
Chromium | 0.0098 mg/L | 0.100 mg/L | 9.8% | Safe |
Arsenic | 0.0010 mg/L | 0.010 mg/L | 9.8% | Safe |
Recommended Water Filters for Hartford
Based on detected contaminants
Reverse Osmosis System
Best for Hartford. Removes 95-99% of contaminants including heavy metals, PFAS, and nitrates.
- ✓ Removes lead
- ✓ Removes arsenic
- ✓ Removes nitrates
- ✓ Removes total dissolved solids
Activated Carbon Filter
Good for Hartford. Removes chlorine, improves taste, and filters many organic compounds.
- ✓ Removes chlorine and chloramine
- ✓ Improves taste and odor
- ✓ Filters pesticides and VOCs
NSF 53 Lead Certification Required
Lead detected in Hartford. Ensure any filter is NSF/ANSI 53 certified for lead removal.
EPA Compliance History
Past violations for Hartford's water system
other
Lead - 2/3/2025
ResolvedWater System Information
HARTFORD WATER SYSTEM
- PWS ID:
- CT766618
- Population Served:
- 117,489
- Water Source:
- groundwater
Hartford Water Quality Score
Based on EPA contaminant data and compliance records
Positive Findings
- Good overall water quality
- Most contaminants within safe limits
Protect Your Family's Water
Even with good water quality, many families choose to filter their water for extra peace of mind.
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