New Haven, CT Neighborhood Water Quality — Clean Compliance
26 ZIP codes · 0 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across New Haven, CT. We analyzed 26 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade C (67/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 8 | 31% |
| C | 18 | 69% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in New Haven ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 06501 | 70 | B | 0 | 0.0010 mg/L |
| 2 | 06503 | 70 | B | 0 | 0.0010 mg/L |
| 3 | 06505 | 70 | B | 0 | 0.0010 mg/L |
| 4 | 06506 | 70 | B | 0 | 0.0010 mg/L |
| 5 | 06507 | 70 | B | 0 | 0.0010 mg/L |
| 6 | 06510 | 70 | B | 0 | 0.0010 mg/L |
| 7 | 06531 | 70 | B | 0 | 0.0010 mg/L |
| 8 | 06540 | 70 | B | 0 | 0.0010 mg/L |
| 9 | 06502 | 66 | C | 0 | 0.0010 mg/L |
| 10 | 06504 | 66 | C | 0 | 0.0010 mg/L |
| 11 | 06508 | 66 | C | 0 | 0.0010 mg/L |
| 12 | 06509 | 66 | C | 0 | 0.0010 mg/L |
| 13 | 06520 | 66 | C | 0 | 0.0010 mg/L |
| 14 | 06521 | 66 | C | 0 | 0.0010 mg/L |
| 15 | 06530 | 66 | C | 0 | 0.0010 mg/L |
| 16 | 06532 | 66 | C | 0 | 0.0010 mg/L |
| 17 | 06533 | 66 | C | 0 | 0.0010 mg/L |
| 18 | 06534 | 66 | C | 0 | 0.0010 mg/L |
| 19 | 06535 | 66 | C | 0 | 0.0010 mg/L |
| 20 | 06536 | 66 | C | 0 | 0.0010 mg/L |
| 21 | 06537 | 66 | C | 0 | 0.0010 mg/L |
| 22 | 06538 | 66 | C | 0 | 0.0010 mg/L |
| 23 | 06511 | 65 | C | 0 | 0.0010 mg/L |
| 24 | 06519 | 65 | C | 0 | 0.0010 mg/L |
| 25 | 06513 | 60 | C | 0 | 0.0010 mg/L |
| 26 | 06515 | 60 | C | 0 | 0.0010 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 26 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
Frequently Asked Questions
What is the safest neighborhood in New Haven?
ZIP code 06501 has the highest safety score in New Haven at 70/100 (grade B). Check the full report for details.
Is New Haven water safe to drink?
New Haven has an average water safety score of 67/100 (C). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Updated daily.