Nicollet Water Quality Report
5 cities ranked · Average grade: A · Minnesota
Avg Score
91
Cities Ranked
5
Health Violations
5
PFAS Detected
2
91
County avg score
5
Cities ranked
100%
A or B grade
0%
D or F grade
5
Health violations
2
PFAS detected
Grade Distribution
How Nicollet 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
▲ 3.5 pts above state average
City Map
Water quality across Nicollet
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Nicollet
County context
99.8%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Nicollet
Industrial polluters nearby
Facilities reporting the most surface-water releases in Nicollet, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
COLOPLAST MANUFACTURING US LLC-MANKATO NORTH MANKATO, MN56003 | — | — |
NORTH AMERICAN PIPE & PRECAST COURTLAND, MN56021 | — | — |
ALUMACRAFT BOAT CO SAINT PETER, MN56082 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Nicollet
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | St. Peter | A+ | 97.7 | 12K | 4 | Health | |
| 2 | Nicollet | A+ | 96.4 | 1K | 4 | Health | |
| 3 | Courtland | A | 91.4 | 635 | 3 | Health | |
| 4 | North Mankato | A- | 89.2 | 14K | 4 | Health Unresolved | |
| 5 | Lafayette | B+ | 80.4 | 504 | 5 | Health |