Cass Water Quality Report
4 cities ranked · Average grade: B+ · Minnesota
Avg Score
81.8
Cities Ranked
4
Health Violations
2
PFAS Detected
0
81.8
County avg score
4
Cities ranked
75%
A or B grade
0%
D or F grade
2
Health violations
0
PFAS detected
Grade Distribution
How Cass cities scored
A
3
75%
Excellent
B
0
0%
Good
C
1
25%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Minnesota average
▼ 5.7 pts below state average
City Map
Water quality across Cass
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Cass
Best cities
Worst cities
County context
1
Superfund site in Cass
96.9%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Cass
Industrial polluters nearby
Facilities reporting the most surface-water releases in Cass, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
EVELANDS INC BACKUS, MN56435 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Cass
Superfund sites nearby
Federally tracked hazardous-waste sites within Cass on the EPA National Priorities List.
- ST REGIS PAPER CO
Source: EPA Superfund National Priorities List
Full Rankings
All 4 cities in Cass
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Walker | A | 94.5 | 1K | 6 | Unresolved | |
| 2 | Pine River | A | 90.4 | 939 | 5 | Health | |
| 3 | Pillager | A- | 86.2 | 523 | 1 | Unresolved | |
| 4 | Cass Lake | C- | 56.1 | 4K | 142 | Health Unresolved |