47.7
County avg score
7
Cities ranked
0%
A or B grade
71%
D or F grade
7
Health violations
2
PFAS detected
Grade Distribution
How Carroll cities scored
A
0
0%
Excellent
B
0
0%
Good
C
2
29%
Fair
D
2
29%
Poor
F
3
43%
Failing
Comparison
County vs New Hampshire average
▼ 17.2 pts below state average
City Map
Water quality across Carroll
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Carroll
Best cities
Worst cities
County context
1
Superfund site in Carroll
43.9%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Carroll
Industrial polluters nearby
Facilities reporting the most surface-water releases in Carroll, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
PSI MOLDED PLASTICS FORMERLY KNOWN AS GI PLASTEK WOLFEBORO, NH03894 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Carroll
Superfund sites nearby
Federally tracked hazardous-waste sites within Carroll on the EPA National Priorities List.
- KEARSARGE METALLURGICAL CORP
Source: EPA Superfund National Priorities List
Full Rankings
All 7 cities in Carroll
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Wolfeboro | C+ | 66.8 | 6K | 129 | Health Unresolved | |
| 2 | Jackson | C- | 55.6 | 570 | 92 | Health Lead Unresolved | |
| 3 | Wakefield | D+ | 50.1 | 1K | 78 | Health Lead Unresolved | |
| 4 | Madison | D | 47.6 | 1K | 61 | Health Lead Unresolved | |
| 5 | Bartlett | F | 44.1 | 854 | 555 | Health Unresolved | |
| 6 | Conway | F | 42.8 | 3K | 597 | Health Unresolved | |
| 7 | Moultonborough | F | 27 | 3K | 627 | Health Lead Unresolved |