88.4
County avg score
9
Cities ranked
100%
A or B grade
0%
D or F grade
8
Health violations
0
PFAS detected
Grade Distribution
How Benton cities scored
A
8
89%
Excellent
B
1
11%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Iowa average
▲ 0.6 pts above state average
City Map
Water quality across Benton
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Benton
Best cities
Worst cities
County context
71.0%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Benton
Industrial polluters nearby
Facilities reporting the most surface-water releases in Benton, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
TCC - VINTON VINTON, IA52349 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 9 cities in Benton
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Vinton | A | 93.2 | 5K | 8 | Health Unresolved | |
| 2 | Van Horne | A | 93.1 | 779 | 11 | Health Unresolved | |
| 3 | Newhall | A- | 89.9 | 881 | 15 | Health Unresolved | |
| 4 | Shellsburg | A- | 88.9 | 961 | 53 | Health Unresolved | |
| 5 | Atkins | A- | 88.7 | 2K | 32 | Health Unresolved | |
| 6 | Blairstown | A- | 88.1 | 738 | 9 | Health Unresolved | |
| 7 | Keystone | A- | 87.3 | 599 | 33 | Health Unresolved | |
| 8 | Urbana | A- | 86.7 | 2K | 1 | Unresolved | |
| 9 | Belle Plaine | B+ | 80.1 | 2K | 10 | Health Unresolved |