Connecticut — 5th District
119th Congress · 90 ZIP codes · Avg score 68/100 · Grade C · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 90 ZIP codes in Connecticut's 5th District: the district earns a grade C (68/100). 861 EPA violations on record, 63 health-based.
Top Contaminants
ZIP Codes in This District
90 ZIP codes tracked in Connecticut's 5th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 06050 | New Britain | 99 | A | 1 |
| 2 | 06081 | Tariffville | 98 | A | 7 (1 health) |
| 3 | 06013 | Burlington | 95 | A | 0 |
| 4 | 06051 | New Britain | 95 | A | 1 |
| 5 | 06053 | New Britain | 90 | A | 1 |
| 6 | 06089 | Weatogue | 90 | A | 0 |
| 7 | 06019 | Canton | 88 | A | 4 (2 health) |
| 8 | 06052 | New Britain | 85 | A | 1 |
| 9 | 06751 | Bethlehem | 83 | B | 0 |
| 10 | 06753 | Cornwall | 83 | B | 0 |
| 11 | 06782 | Plymouth | 83 | B | 0 |
| 12 | 06791 | Harwinton | 83 | B | 1 |
| 13 | 06018 | Canaan | 82 | B | 3 (1 health) |
| 14 | 06062 | Plainville | 82 | B | 4 |
| 15 | 06068 | Salisbury | 82 | B | 2 |
| 16 | 06032 | Farmington | 81 | B | 3 (1 health) |
| 17 | 06794 | Washington Depot | 81 | B | 4 |
| 18 | 06070 | Simsbury | 80 | B | 13 (2 health) |
| 19 | 06783 | Roxbury | 80 | B | 7 |
| 20 | 06001 | Avon | 78 | B | 6 (1 health) |
| 21 | 06039 | Lakeville | 78 | B | 1 |
| 22 | 06785 | South Kent | 78 | B | 7 (1 health) |
| 23 | 06750 | Bantam | 76 | B | 15 |
| 24 | 06792 | Torrington | 76 | B | 12 (3 health) |
| 25 | 06793 | Washington | 76 | B | 11 |
| 26 | 06058 | Norfolk | 75 | B | 1 |
| 27 | 06069 | Sharon | 74 | B | 14 (1 health) |
| 28 | 06757 | Kent | 74 | B | 13 (1 health) |
| 29 | 06763 | Morris | 74 | B | 15 (1 health) |
| 30 | 06779 | Oakville | 74 | B | 9 |
| 31 | 06795 | Watertown | 74 | B | 23 (1 health) |
| 32 | 06798 | Woodbury | 74 | B | 16 (1 health) |
| 33 | 06020 | Canton Center | 73 | B | 0 |
| 34 | 06756 | Goshen | 69 | C | 16 |
| 35 | 06759 | Litchfield | 69 | C | 26 |
| 36 | 06813 | Danbury | 69 | C | 9 (1 health) |
| 37 | 06776 | New Milford | 67 | C | 48 (3 health) |
| 38 | 06022 | Collinsville | 66 | C | 0 |
| 39 | 06087 | Unionville | 66 | C | 0 |
| 40 | 06781 | Pequabuck | 66 | C | 0 |
| 41 | 06085 | Unionville | 65 | C | 0 |
| 42 | 06701 | Waterbury | 65 | C | 22 (2 health) |
| 43 | 06702 | Waterbury | 65 | C | 22 (2 health) |
| 44 | 06710 | Waterbury | 65 | C | 22 (2 health) |
| 45 | 06721 | Waterbury | 65 | C | 22 (2 health) |
| 46 | 06762 | Middlebury | 65 | C | 1 |
| 47 | 06817 | Danbury | 65 | C | 9 (1 health) |
| 48 | 06811 | Danbury | 64 | C | 9 (1 health) |
| 49 | 06024 | East Canaan | 63 | C | 0 |
| 50 | 06031 | Falls Village | 63 | C | 0 |
Overview
Connecticut's 5th District encompasses 90 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (68/100).
861 EPA violations have been recorded across this district's water systems. 63 are health-based violations. About 70% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Surface Water Treatment Rule - 257 violations
- Stage 1 DBP Rule - 196 violations
- Consumer Confidence Report Rule - 139 violations
- Stage 2 DBP Rule - 62 violations
- Lead and Copper Rule - 51 violations
Housing Context
Homes in this district were built on average around 1965 (~61 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 90 ZIP codes in Connecticut's 5th District.