43
County avg score
2
Cities ranked
0%
A or B grade
100%
D or F grade
2
Health violations
0
PFAS detected
Grade Distribution
How Tolland cities scored
A
0
0%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
2
100%
Failing
Comparison
County vs Connecticut average
▼ 17.8 pts below state average
City Map
Water quality across Tolland
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Tolland
Best cities
Worst cities
Full Rankings
All 2 cities in Tolland
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Hebron | F | 43 | 2K | 376 | Health Unresolved | |
| 2 | Willington | F | 43 | 1K | 370 | Health Unresolved |