Lafayette Water Quality Report
7 cities ranked · Average grade: B+ · Wisconsin
Avg Score
84.6
Cities Ranked
7
Health Violations
5
PFAS Detected
0
84.6
County avg score
7
Cities ranked
86%
A or B grade
0%
D or F grade
5
Health violations
0
PFAS detected
Grade Distribution
How Lafayette cities scored
A
5
71%
Excellent
B
1
14%
Good
C
1
14%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Wisconsin average
▲ 6.6 pts above state average
City Map
Water quality across Lafayette
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Lafayette
County context
68.8%
of residents on fluoridated water (CDC, 2020)
21,426
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Lafayette
Industrial polluters nearby
Facilities reporting the most surface-water releases in Lafayette, 2023.
Total reported releases to surface water: 21,426 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
LACTALIS AMERICAN GROUP INC BELMONT, WI53510 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 21,426 |
SAPUTO CHEESE USA INC - BELMONT BELMONT, WI53510 | — | — |
PRAIRIE FARMS WHITE HILL CHEESE SHULLSBURG, WI53586 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 7 cities in Lafayette
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Blanchardville | A | 93 | 810 | 33 | Unresolved | |
| 2 | Benton | A | 90.7 | 976 | 30 | Health Unresolved | |
| 3 | Shullsburg | A | 90.6 | 1K | 3 | Unresolved | |
| 4 | South Wayne | A- | 88 | 576 | 86 | Health Unresolved | |
| 5 | Darlington | A- | 85 | 2K | 13 | Health Unresolved | |
| 6 | Belmont | B+ | 80.1 | 991 | 12 | Health Unresolved | |
| 7 | Argyle | C | 64.9 | 823 | 6 | Health Lead Unresolved |