73
County avg score
7
Cities ranked
57%
A or B grade
14%
D or F grade
6
Health violations
3
PFAS detected
Grade Distribution
How St. Joseph cities scored
A
3
43%
Excellent
B
1
14%
Good
C
2
29%
Fair
D
0
0%
Poor
F
1
14%
Failing
Comparison
County vs Indiana average
▼ 5.7 pts below state average
City Map
Water quality across St. Joseph
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in St. Joseph
County context
90.2%
of residents on fluoridated water (CDC, 2020)
Full Rankings
All 7 cities in St. Joseph
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | North Liberty | A- | 89.5 | 2K | 40 | Health Unresolved | |
| 2 | Lakeville | A- | 88.5 | 750 | 12 | Health Unresolved | |
| 3 | Walkerton | A- | 87.1 | 2K | 71 | Unresolved | |
| 4 | Notre Dame | B | 77.6 | 10K | 34 | Health PFAS Unresolved | |
| 5 | Mishawaka | C+ | 67.3 | 50K | 90 | Health PFAS Unresolved | |
| 6 | New Carlisle | C | 61.9 | 2K | 106 | Health Unresolved | |
| 7 | South Bend | F | 39.3 | 115K | 408 | Health PFAS Unresolved |