Lewis Water Quality Report
2 cities ranked · Average grade: C+ · Idaho
Avg Score
69.3
Cities Ranked
2
Health Violations
2
PFAS Detected
0
69.3
County avg score
2
Cities ranked
50%
A or B grade
50%
D or F grade
2
Health violations
0
PFAS detected
Grade Distribution
How Lewis cities scored
A
1
50%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
1
50%
Poor
F
0
0%
Failing
Comparison
County vs Idaho average
▲ 1.1 pts above state average
City Map
Water quality across Lewis
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Lewis
Best cities
Worst cities
County context
2.4%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Lewis
Industrial polluters nearby
Facilities reporting the most surface-water releases in Lewis, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
EMPIRE LUMBER CO (DBA KAMIAH MILLS) KAMIAH, ID83536 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings