San Juan Water Quality Report
1 cities ranked · Average grade: A- · Colorado
Avg Score
85.4
Cities Ranked
1
Health Violations
1
PFAS Detected
0
85.4
County avg score
1
Cities ranked
100%
A or B grade
0%
D or F grade
1
Health violations
0
PFAS detected
Grade Distribution
How San Juan cities scored
A
1
100%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Colorado average
▲ 19.3 pts above state average
City Map
Water quality across San Juan
Each dot is a city, colored by grade. Click any city to view its full report.
County context
1
Superfund site in San Juan
Superfund sites
Superfund sites in San Juan
Superfund sites nearby
Federally tracked hazardous-waste sites within San Juan on the EPA National Priorities List.
- BONITA PEAK MINING DISTRICT
Source: EPA Superfund National Priorities List
Full Rankings
All 1 cities in San Juan
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Silverton | A- | 85.4 | 2K | 11 | Health Unresolved |