Bay Water Quality Report
6 cities ranked · Average grade: A- · Michigan
Avg Score
86
Cities Ranked
6
Health Violations
4
PFAS Detected
0
86
County avg score
6
Cities ranked
100%
A or B grade
0%
D or F grade
4
Health violations
0
PFAS detected
Grade Distribution
How Bay cities scored
A
5
83%
Excellent
B
1
17%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Michigan average
▲ 5.0 pts above state average
City Map
Water quality across Bay
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Bay
Worst cities
County context
1
Superfund site in Bay
2.1%
of residents on fluoridated water (CDC, 2020)
26,714
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Bay
Industrial polluters nearby
Facilities reporting the most surface-water releases in Bay, 2023.
Total reported releases to surface water: 26,714 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
MICHIGAN SUGAR CO - BAY CITY FACTORY BAY CITY, MI48706 | Ammonia | 25,817 |
DE KARN JC WEADOCK GENERATING PLANT ESSEXVILLE, MI48732 | Barium And Barium Compounds | 897 |
DOW SILICONES CORP AUBURN SITE AUBURN, MI48611 | — | — |
MPLX TERMINALS LLC - BAY CITY MI TERMINAL BAY CITY, MI48706 | — | — |
QUANTUM COMPOSITES INC. BAY CITY, MI48706 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Bay
Superfund sites nearby
Federally tracked hazardous-waste sites within Bay on the EPA National Priorities List.
- BAY CITY MIDDLEGROUNDS
Source: EPA Superfund National Priorities List
Full Rankings
All 6 cities in Bay
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Pinconning | A | 93.6 | 1K | 6 | Health | |
| 2 | Linwood | A | 90.2 | 909 | 12 | Health Unresolved | |
| 3 | Auburn | A- | 86.2 | 2K | 8 | Unresolved | |
| 4 | Kawkawlin | A- | 85.7 | 1K | 1 | Unresolved | |
| 5 | Essexville | A- | 85.1 | 3K | 1 | Health Unresolved | |
| 6 | Bay City | B | 75.5 | 90K | 39 | Health Unresolved |