Washington Water Quality Report
5 cities ranked · Average grade: B+ · Illinois
Avg Score
82.3
Cities Ranked
5
Health Violations
4
PFAS Detected
1
82.3
County avg score
5
Cities ranked
80%
A or B grade
0%
D or F grade
4
Health violations
1
PFAS detected
Grade Distribution
How Washington cities scored
A
4
80%
Excellent
B
0
0%
Good
C
1
20%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Illinois average
▲ 2.6 pts above state average
City Map
Water quality across Washington
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Washington
Worst cities
County context
100.0%
of residents on fluoridated water (CDC, 2020)
1,307
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Washington
Industrial polluters nearby
Facilities reporting the most surface-water releases in Washington, 2023.
Total reported releases to surface water: 1,307 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
PRAIRIE STATE GENERATING CO MARISSA, IL62257 | Ammonia | 1,307 |
PURINA ANIMAL NUTRITION LLC - NASHVILLE IL NASHVILLE, IL62263 | — | — |
ANTOLIN NASHVILLE NASHVILLE, IL62263 | — | — |
NASCOTE INDUSTRIES NASHVILLE, IL62263 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings