Otter Tail Water Quality Report
8 cities ranked · Average grade: B+ · Minnesota
Avg Score
82.8
Cities Ranked
8
Health Violations
6
PFAS Detected
1
82.8
County avg score
8
Cities ranked
75%
A or B grade
13%
D or F grade
6
Health violations
1
PFAS detected
Grade Distribution
How Otter Tail cities scored
A
6
75%
Excellent
B
0
0%
Good
C
1
13%
Fair
D
1
13%
Poor
F
0
0%
Failing
Comparison
County vs Minnesota average
▼ 4.7 pts below state average
City Map
Water quality across Otter Tail
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Otter Tail
County context
1
Superfund site in Otter Tail
99.3%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Otter Tail
Industrial polluters nearby
Facilities reporting the most surface-water releases in Otter Tail, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
QUALITY CIRCUITS INC FERGUS FALLS, MN56537 | — | — |
GREEN PLAINS OTTER TAIL LLC FERGUS FALLS, MN56537 | — | — |
MASTER COMPOSITES INC HENNING, MN56551 | — | — |
BRUNSWICK NEW YORK MILLS OPERATIONS NEW YORK MILLS, MN56567 | — | — |
BARREL O'FUN SNACK FOODS CO PERHAM, MN56573 | — | — |
+ 2 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Otter Tail
Superfund sites nearby
Federally tracked hazardous-waste sites within Otter Tail on the EPA National Priorities List.
- PERHAM ARSENIC SITE
Source: EPA Superfund National Priorities List
Full Rankings
All 8 cities in Otter Tail
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Ottertail | A+ | 97 | 694 | 0 | Zero violations | |
| 2 | Perham | A | 94 | 3K | 4 | Health Unresolved | |
| 3 | New York Mills | A | 92.8 | 1K | 4 | ||
| 4 | Battle Lake | A | 91.4 | 918 | 4 | Health Unresolved | |
| 5 | Henning | A- | 86.5 | 882 | 18 | Health Unresolved | |
| 6 | Parkers Prairie | A- | 85.8 | 1K | 2 | Health Unresolved | |
| 7 | Fergus Falls | C | 64.2 | 14K | 18 | Health Unresolved | |
| 8 | Pelican Rapids | D+ | 50.8 | 3K | 36 | Health Unresolved |