Marshall Water Quality Report
3 cities ranked · Average grade: B+ · Kentucky
Avg Score
82.7
Cities Ranked
3
Health Violations
3
PFAS Detected
0
82.7
County avg score
3
Cities ranked
67%
A or B grade
0%
D or F grade
3
Health violations
0
PFAS detected
Grade Distribution
How Marshall cities scored
A
2
67%
Excellent
B
0
0%
Good
C
1
33%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Kentucky average
▲ 3.4 pts above state average
City Map
Water quality across Marshall
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Marshall
Best cities
Worst cities
County context
1
Superfund site in Marshall
100.0%
of residents on fluoridated water (CDC, 2020)
312,167
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Marshall
Industrial polluters nearby
Facilities reporting the most surface-water releases in Marshall, 2023.
Total reported releases to surface water: 312,167 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
ISP CHEMICALS LLC CALVERT CITY, KY42029 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 205,973 |
EVONIK CORP CALVERT CITY, KY42029 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 103,618 |
WESTLAKE VINYLS INC CALVERT CITY, KY42029 | 1,2-Dichloroethane | 1,834 |
ARKEMA INC CALVERT CITY, KY42029 | 1-Chloro-1,1-difluoroethane (HCFC-142b) | 559 |
CC METALS & ALLOYS LLC CALVERT CITY, KY42029 | Manganese | 183 |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Marshall
Superfund sites nearby
Federally tracked hazardous-waste sites within Marshall on the EPA National Priorities List.
- B F GOODRICH
Source: EPA Superfund National Priorities List
Full Rankings
All 3 cities in Marshall
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Hardin | A | 91.7 | 2K | 25 | Health Unresolved | |
| 2 | Calvert City | A- | 89.4 | 4K | 19 | Health Unresolved | |
| 3 | Benton | C+ | 66.9 | 31K | 239 | Health Unresolved |