79.2
County avg score
4
Cities ranked
75%
A or B grade
25%
D or F grade
3
Health violations
1
PFAS detected
Grade Distribution
How Warren cities scored
A
1
25%
Excellent
B
2
50%
Good
C
0
0%
Fair
D
1
25%
Poor
F
0
0%
Failing
Comparison
County vs Missouri average
▲ 0.1 pts above state average
City Map
Water quality across Warren
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Warren
Best cities
Worst cities
County context
91.8%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Warren
Industrial polluters nearby
Facilities reporting the most surface-water releases in Warren, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
WARCO INC. MARTHASVILLE, MO63357 | — | — |
SAF-HOLLAND INC WARRENTON, MO63383 | — | — |
UNIVERSAL GALVANIZING INC WRIGHT CITY, MO63390 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 4 cities in Warren
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Truesdale | A | 94.1 | 853 | 5 | Health Unresolved | |
| 2 | Marthasville | B+ | 84.4 | 1K | 22 | Health Unresolved | |
| 3 | Innsbrook | B+ | 84.2 | 810 | 6 | Unresolved | |
| 4 | Warrenton | D+ | 54.1 | 13K | 97 | Health Unresolved |