89.6
County avg score
5
Cities ranked
100%
A or B grade
0%
D or F grade
2
Health violations
2
PFAS detected
Grade Distribution
How Clinton cities scored
A
5
100%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Iowa average
▲ 1.8 pts above state average
City Map
Water quality across Clinton
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Clinton
Best cities
Worst cities
County context
1
Superfund site in Clinton
82.7%
of residents on fluoridated water (CDC, 2020)
23,208
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Clinton
Industrial polluters nearby
Facilities reporting the most surface-water releases in Clinton, 2023.
Total reported releases to surface water: 23,208 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
ADM CORN PROCESSING CLINTON, IA52732 | Methanol | 23,194 |
EQUISTAR CHEMICALS CLINTON PLANT CLINTON, IA52732 | Naphthalene | 14 |
GUARDIAN INDUSTRIES - DEWITT DE WITT, IA52742 | Lead compounds | 0 |
TIMKEN DRIVES CLINTON, IA527320859 | — | — |
DARLING INGREDIENTS INC CLINTON, IA52732 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Clinton
Superfund sites nearby
Federally tracked hazardous-waste sites within Clinton on the EPA National Priorities List.
- LAWRENCE TODTZ FARM
Source: EPA Superfund National Priorities List
Full Rankings
All 5 cities in Clinton
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Grand Mound | A | 91.2 | 615 | 6 | Unresolved | |
| 2 | Delmar | A | 91.2 | 542 | 3 | Health Unresolved | |
| 3 | Camanche | A | 90.5 | 5K | 17 | Unresolved | |
| 4 | Wheatland | A- | 89.7 | 775 | 12 | Health Unresolved | |
| 5 | Clinton | A- | 85.4 | 25K | 2 | Unresolved |