Polk Water Quality Report
5 cities ranked · Average grade: A- · Minnesota
Avg Score
89
Cities Ranked
5
Health Violations
1
PFAS Detected
2
89
County avg score
5
Cities ranked
100%
A or B grade
0%
D or F grade
1
Health violations
2
PFAS detected
Grade Distribution
How Polk cities scored
A
4
80%
Excellent
B
1
20%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Minnesota average
▲ 1.5 pts above state average
City Map
Water quality across Polk
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Polk
County context
99.9%
of residents on fluoridated water (CDC, 2020)
20,394
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Polk
Industrial polluters nearby
Facilities reporting the most surface-water releases in Polk, 2023.
Total reported releases to surface water: 20,394 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
AMERICAN CRYSTAL SUGAR CO CROOKSTON, MN56716 | Ammonia | 15,117 |
AMERICAN CRYSTAL SUGAR CO EAST GRAND FORKS, MN56721 | Ammonia | 5,277 |
CONSOLIDATED EQUIPMENT GROUP FOSSTON, MN56542 | — | — |
NEW FLYER OF AMERICA INC CROOKSTON, MN56716 | — | — |
DEE MANUFACTURING LLC. - FOSKETT ST CROOKSTON, MN56716 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Polk
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Mcintosh | A+ | 96.7 | 584 | 2 | Health | |
| 2 | Fertile | A | 92.9 | 789 | 1 | ||
| 3 | Fosston | A | 91.6 | 1K | 3 | Unresolved | |
| 4 | East Grand Forks | A | 91 | 9K | 3 | Unresolved | |
| 5 | Crookston | B- | 73 | 7K | 1 | Lead Unresolved |