Monroe Water Quality Report
6 cities ranked · Average grade: A- · Wisconsin
Avg Score
86.2
Cities Ranked
6
Health Violations
6
PFAS Detected
1
86.2
County avg score
6
Cities ranked
100%
A or B grade
0%
D or F grade
6
Health violations
1
PFAS detected
Grade Distribution
How Monroe cities scored
A
3
50%
Excellent
B
3
50%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Wisconsin average
▲ 8.2 pts above state average
City Map
Water quality across Monroe
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Monroe
Best cities
Worst cities
County context
1
Superfund site in Monroe
37.4%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Monroe
Industrial polluters nearby
Facilities reporting the most surface-water releases in Monroe, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
U.S. ARMY FORT MCCOY RANGE FACILITY FORT MCCOY, WI54656 | — | — |
FOREMOST FARMS USA SPARTA, WI54656 | — | — |
NECAL LLC SPARTA, WI54656 | — | — |
NORTHERN ENGRAVING CORP SPARTA, WI54656 | — | — |
HARTLAND LUBRICANTS & CHEMICALS-SPARTA SPARTA, WI54656 | — | — |
+ 4 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Monroe
Superfund sites nearby
Federally tracked hazardous-waste sites within Monroe on the EPA National Priorities List.
- TOMAH MUNICIPAL SANITARY LANDFILL
Source: EPA Superfund National Priorities List
Full Rankings
All 6 cities in Monroe
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Norwalk | A | 94.3 | 653 | 8 | Health Unresolved | |
| 2 | Cashton | A | 91.6 | 1K | 10 | Health Unresolved | |
| 3 | Warrens | A- | 89.1 | 540 | 18 | Health Unresolved | |
| 4 | Fort Mccoy | B+ | 82.6 | 10K | 91 | Health Unresolved | |
| 5 | Tomah | B+ | 80.4 | 9K | 25 | Health Unresolved | |
| 6 | Sparta | B | 79.4 | 10K | 17 | Health Unresolved |