Delta Water Quality Report
2 cities ranked · Average grade: A- · Michigan
Avg Score
87.7
Cities Ranked
2
Health Violations
1
PFAS Detected
1
87.7
County avg score
2
Cities ranked
100%
A or B grade
0%
D or F grade
1
Health violations
1
PFAS detected
Grade Distribution
How Delta cities scored
A
2
100%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Michigan average
▲ 6.7 pts above state average
City Map
Water quality across Delta
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Delta
Best cities
Worst cities
County context
98.1%
of residents on fluoridated water (CDC, 2020)
41,156
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Delta
Industrial polluters nearby
Facilities reporting the most surface-water releases in Delta, 2023.
Total reported releases to surface water: 41,156 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
BILLERUD ESCANABA LLC ESCANABA, MI49829 | Manganese compounds | 41,156 |
CAL GRINDING INC ESCANABA, MI49829 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings