Knox Water Quality Report
8 cities ranked · Average grade: B+ · Illinois
Avg Score
84.5
Cities Ranked
8
Health Violations
7
PFAS Detected
2
84.5
County avg score
8
Cities ranked
100%
A or B grade
0%
D or F grade
7
Health violations
2
PFAS detected
Grade Distribution
How Knox cities scored
A
4
50%
Excellent
B
4
50%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Illinois average
▲ 4.8 pts above state average
City Map
Water quality across Knox
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Knox
County context
1
Superfund site in Knox
100.0%
of residents on fluoridated water (CDC, 2020)
1
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Knox
Industrial polluters nearby
Facilities reporting the most surface-water releases in Knox, 2023.
Total reported releases to surface water: 1 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
GATES CORP GALESBURG, IL61401 | Zinc compounds | 1 |
KOPPERS INC. (GALESBURG IL) GALESBURG, IL61401 | — | — |
NATIONAL COATINGS INC GALESBURG, IL61401 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Knox
Superfund sites nearby
Federally tracked hazardous-waste sites within Knox on the EPA National Priorities List.
- GALESBURG KOPPERS CO
Source: EPA Superfund National Priorities List
Full Rankings
All 8 cities in Knox
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Knoxville | A | 90 | 3K | 26 | Health Unresolved | |
| 2 | Yates City | A- | 89.8 | 828 | 16 | Health Unresolved | |
| 3 | Oneida | A- | 89.6 | 696 | 10 | Health Unresolved | |
| 4 | Williamsfield | A- | 87.5 | 575 | 33 | Health Unresolved | |
| 5 | Abingdon | B+ | 82.4 | 3K | 17 | Health PFAS Unresolved | |
| 6 | East Galesburg | B | 79.5 | 860 | 12 | Unresolved | |
| 7 | Galesburg | B | 78.9 | 32K | 16 | Health PFAS Unresolved | |
| 8 | Wataga | B | 78.6 | 965 | 16 | Health Unresolved |