Nevada Water Quality Report
3 cities ranked · Average grade: A- · California
Avg Score
87.2
Cities Ranked
3
Health Violations
3
PFAS Detected
1
87.2
County avg score
3
Cities ranked
100%
A or B grade
0%
D or F grade
3
Health violations
1
PFAS detected
Grade Distribution
How Nevada cities scored
A
2
67%
Excellent
B
1
33%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs California average
▲ 10.7 pts above state average
City Map
Water quality across Nevada
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Nevada
Best cities
Worst cities
County context
1
Superfund site in Nevada
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Nevada
Industrial polluters nearby
Facilities reporting the most surface-water releases in Nevada, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
TRUCKEE NORTH TAHOE MATERIALS READY MIX PLANT TRUCKEE, CA96161 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Nevada
Superfund sites nearby
Federally tracked hazardous-waste sites within Nevada on the EPA National Priorities List.
- LAVA CAP MINE
Source: EPA Superfund National Priorities List
Full Rankings
All 3 cities in Nevada
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Grass Valley | A | 93.8 | 59K | 20 | Health Unresolved | |
| 2 | Truckee | A- | 86.2 | 58K | 10 | Health PFAS Unresolved | |
| 3 | Nevada City | B+ | 81.6 | 3K | 45 | Health Unresolved |