Monroe Water Quality Report
6 cities ranked · Average grade: B+ · Michigan
Avg Score
84
Cities Ranked
6
Health Violations
4
PFAS Detected
2
84
County avg score
6
Cities ranked
83%
A or B grade
0%
D or F grade
4
Health violations
2
PFAS detected
Grade Distribution
How Monroe cities scored
A
4
67%
Excellent
B
1
17%
Good
C
1
17%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Michigan average
▲ 3.0 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
Worst cities
County context
99.9%
of residents on fluoridated water (CDC, 2020)
22,872
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.
Total reported releases to surface water: 22,872 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
DTE ELECTRIC CO - MONROE POWER PLANT MONROE, MI48161 | Vanadium compounds | 22,666 |
GERDAU MACSTEEL MONROE MONROE, MI48161 | Manganese And Manganese Compounds | 206 |
GUARDIAN INDUSTRIES - CARLETON CARLETON, MI48117 | — | — |
FCA US DUNDEE ENGINE PLANT DUNDEE, MI48131 | — | — |
HEIDTMAN STEEL PRODUCTS INC. ERIE, MI48133 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 6 cities in Monroe
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Newport | A | 91.6 | 10K | 3 | Unresolved | |
| 2 | South Rockwood | A | 90.5 | 2K | 4 | Health Unresolved | |
| 3 | Carleton | A- | 89.1 | 6K | 3 | Unresolved | |
| 4 | Dundee | A- | 86.1 | 5K | 8 | Health PFAS Unresolved | |
| 5 | Petersburg | B+ | 84.9 | 1K | 18 | Health Unresolved | |
| 6 | Monroe | C | 61.5 | 100K | 66 | Health Unresolved |