65.4
County avg score
29
Cities ranked
38%
A or B grade
24%
D or F grade
21
Health violations
22
PFAS detected
Grade Distribution
How Hartford cities scored
A
4
14%
Excellent
B
7
24%
Good
C
11
38%
Fair
D
3
10%
Poor
F
4
14%
Failing
Comparison
County vs Connecticut average
▲ 4.6 pts above state average
City Map
Water quality across Hartford
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Hartford
Full Rankings
All 29 cities in Hartford
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Windsor | A- | 87 | 391K | 3 | Unresolved | |
| 2 | East Hartford | A- | 86.7 | 391K | 3 | Unresolved | |
| 3 | Hartford | A- | 86.7 | 391K | 3 | Unresolved | |
| 4 | Wethersfield | A- | 86.7 | 391K | 3 | Unresolved | |
| 5 | West Hartford | B+ | 83.3 | 391K | 21 | Unresolved | |
| 6 | Glastonbury | B+ | 80.2 | 391K | 18 | Health PFAS Unresolved | |
| 7 | Rocky Hill | B | 77 | 391K | 11 | Health Unresolved | |
| 8 | Cromwell | B | 75.6 | 14K | 97 | Health PFAS Unresolved | |
| 9 | Ellington | B | 75.4 | 101K | 203 | PFAS Unresolved | |
| 10 | Windsor Locks | B- | 73.6 | 391K | 206 | PFAS Unresolved | |
| 11 | New Britain | B- | 72.4 | 74K | 55 | Unresolved | |
| 12 | Avon | C+ | 69.6 | 15K | 214 | Health PFAS Unresolved | |
| 13 | Suffield | C+ | 69.4 | 101K | 258 | Health PFAS Unresolved | |
| 14 | Bristol | C+ | 67.9 | 52K | 158 | Health PFAS Unresolved | |
| 15 | Somers | C+ | 66.5 | 19K | 212 | Health PFAS Unresolved | |
| 16 | Granby | C+ | 66 | 2K | 106 | Health PFAS Unresolved | |
| 17 | Plymouth | C | 64.1 | 52K | 363 | Health PFAS Unresolved | |
| 18 | Plainville | C | 63.4 | 74K | 176 | Health PFAS Unresolved | |
| 19 | Portland | C | 61.7 | 5K | 262 | Health Unresolved | |
| 20 | Stafford | C | 60.6 | 679 | 265 | Health PFAS Unresolved | |
| 21 | South Windsor | C | 60.5 | 391K | 236 | Health PFAS Unresolved | |
| 22 | Manchester | C | 60.4 | 51K | 228 | Health PFAS Unresolved | |
| 23 | Farmington | D+ | 54.4 | 391K | 243 | Health PFAS Unresolved | |
| 24 | Enfield | D | 49.8 | 19K | 428 | Health PFAS Unresolved | |
| 25 | Newington | D | 47.1 | 391K | 259 | Health Unresolved | |
| 26 | Berlin | F | 41 | 8K | 419 | Health PFAS Unresolved | |
| 27 | East Windsor | F | 39.6 | 101K | 573 | Health PFAS Unresolved | |
| 28 | Tolland | F | 37.4 | 2K | 324 | Health PFAS Unresolved | |
| 29 | Mansfield | F | 33.4 | 21K | 811 | Health PFAS Unresolved |