Lemhi Water Quality Report
1 cities ranked · Average grade: D · Idaho
Avg Score
45
Cities Ranked
1
Health Violations
1
PFAS Detected
0
45
County avg score
1
Cities ranked
0%
A or B grade
100%
D or F grade
1
Health violations
0
PFAS detected
Grade Distribution
How Lemhi cities scored
A
0
0%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
1
100%
Poor
F
0
0%
Failing
Comparison
County vs Idaho average
▼ 23.2 pts below state average
City Map
Water quality across Lemhi
Each dot is a city, colored by grade. Click any city to view its full report.
County context
1
Superfund site in Lemhi
0.0%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Lemhi
Industrial polluters nearby
Facilities reporting the most surface-water releases in Lemhi, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
QB CORP SALMON, ID83467 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Lemhi
Superfund sites nearby
Federally tracked hazardous-waste sites within Lemhi on the EPA National Priorities List.
- BLACKBIRD MINE
Source: EPA Superfund National Priorities List
Full Rankings
All 1 cities in Lemhi
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Salmon | D | 45 | 4K | 314 | Health Unresolved |