Knox Water Quality Report
4 cities ranked · Average grade: B+ · Ohio
Avg Score
84.6
Cities Ranked
4
Health Violations
3
PFAS Detected
0
84.6
County avg score
4
Cities ranked
100%
A or B grade
0%
D or F grade
3
Health violations
0
PFAS detected
Grade Distribution
How Knox cities scored
A
2
50%
Excellent
B
2
50%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Ohio average
▲ 7.3 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
Best cities
Worst cities
County context
0
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.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
F.T. PRECISION INC. FREDERICKTOWN, OH43019 | — | — |
OWENS CORNING INSULATING SYSTEMS LLC MOUNT VERNON MOUNT VERNON, OH43050 | — | — |
PRESTRESS SERVICES INDUSTRIES LLC - PLANT 6 MOUNT VERNON, OH43050 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 4 cities in Knox
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Danville | A- | 86.3 | 1K | 102 | Health Unresolved | |
| 2 | Gambier | A- | 85.5 | 3K | 13 | Health Unresolved | |
| 3 | Fredericktown | B+ | 84.8 | 3K | 7 | Unresolved | |
| 4 | Mount Vernon | B+ | 81.9 | 25K | 26 | Health Unresolved |