Lyon Water Quality Report
5 cities ranked · Average grade: A- · Minnesota
Avg Score
87.1
Cities Ranked
5
Health Violations
0
PFAS Detected
1
87.1
County avg score
5
Cities ranked
100%
A or B grade
0%
D or F grade
0
Health violations
1
PFAS detected
Grade Distribution
How Lyon cities scored
A
3
60%
Excellent
B
2
40%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Minnesota average
▼ 0.4 pts below state average
City Map
Water quality across Lyon
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Lyon
Best cities
Worst cities
County context
100.0%
of residents on fluoridated water (CDC, 2020)
28
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Lyon
Industrial polluters nearby
Facilities reporting the most surface-water releases in Lyon, 2023.
Total reported releases to surface water: 28 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
ARCHER DANIELS MIDLAND CO MARSHALL, MN56258 | Hydrogen sulfide | 28 |
LEGEND CABINETRY COTTONWOOD, MN56229 | — | — |
HIREL SYSTEMS LLC-MARSHALL MARSHALL, MN56258 | — | — |
FLINT HILLS RESOURCES PINE BEND LLC MARSHALL MARSHALL, MN56258 | — | — |
MIDWEST AG SUPPLEMENTS MARSHALL FEED MARSHALL, MN56258 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Lyon
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Cottonwood | A | 93.8 | 1K | 9 | Unresolved | |
| 2 | Balaton | A- | 89.9 | 639 | 2 | ||
| 3 | Minneota | A- | 88.9 | 1K | 4 | Unresolved | |
| 4 | Marshall | B+ | 82.7 | 14K | 2 | Unresolved | |
| 5 | Tracy | B+ | 80 | 2K | 4 | Unresolved |