Grand Isle Water Quality Report
4 cities ranked · Average grade: B- · Vermont
Avg Score
73.3
Cities Ranked
4
Health Violations
4
PFAS Detected
0
73.3
County avg score
4
Cities ranked
75%
A or B grade
25%
D or F grade
4
Health violations
0
PFAS detected
Grade Distribution
How Grand Isle cities scored
A
1
25%
Excellent
B
2
50%
Good
C
0
0%
Fair
D
1
25%
Poor
F
0
0%
Failing
Comparison
County vs Vermont average
▼ 1.0 pts below state average
City Map
Water quality across Grand Isle
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Grand Isle
Best cities
Worst cities
County context
10.2%
of residents on fluoridated water (CDC, 2020)
Full Rankings
All 4 cities in Grand Isle
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | North Hero | A- | 86.4 | 3K | 74 | Health Unresolved | |
| 2 | Grand Isle | B+ | 82.4 | 3K | 54 | Health Unresolved | |
| 3 | South Hero | B | 79.5 | 760 | 84 | Health Unresolved | |
| 4 | Alburgh | D | 45 | 963 | 183 | Health Unresolved |