Sullivan Water Quality Report
7 cities ranked · Average grade: B- · New Hampshire
Avg Score
74.4
Cities Ranked
7
Health Violations
7
PFAS Detected
0
74.4
County avg score
7
Cities ranked
57%
A or B grade
0%
D or F grade
7
Health violations
0
PFAS detected
Grade Distribution
How Sullivan cities scored
A
2
29%
Excellent
B
2
29%
Good
C
3
43%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs New Hampshire average
▲ 12.1 pts above state average
City Map
Water quality across Sullivan
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Sullivan
Best cities
Worst cities
County context
26.1%
of residents on fluoridated water (CDC, 2020)
3
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Sullivan
Industrial polluters nearby
Facilities reporting the most surface-water releases in Sullivan, 2023.
Total reported releases to surface water: 3 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
STURM RUGER & CO. INC. NEWPORT, NH03773 | Chromium | 3 |
CANAM BRIDGES US INC. CLAREMONT, NH03743 | — | — |
WHELEN ENGINEERING CHARLESTOWN, NH03603 | — | — |
APC PAPER CO CLAREMONT, NH03743 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 7 cities in Sullivan
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Claremont | A | 90.3 | 9K | 44 | Health Unresolved | |
| 2 | Unity | A- | 86.4 | 625 | 89 | Health Unresolved | |
| 3 | Grantham | B+ | 81 | 3K | 50 | Health Unresolved | |
| 4 | Newport | B- | 71.1 | 5K | 168 | Health Unresolved | |
| 5 | Sunapee | C+ | 67.3 | 2K | 82 | Health Lead Unresolved | |
| 6 | Plainfield | C+ | 66.9 | 1K | 182 | Health Lead Unresolved | |
| 7 | Charlestown | C- | 58.1 | 3K | 217 | Health Lead Unresolved |