Houston Water Quality Report
5 cities ranked · Average grade: A · Minnesota
Avg Score
93
Cities Ranked
5
Health Violations
3
PFAS Detected
0
93
County avg score
5
Cities ranked
100%
A or B grade
0%
D or F grade
3
Health violations
0
PFAS detected
Grade Distribution
How Houston cities scored
A
5
100%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Minnesota average
▲ 5.5 pts above state average
City Map
Water quality across Houston
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Houston
Best cities
Worst cities
County context
100.0%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Houston
Industrial polluters nearby
Facilities reporting the most surface-water releases in Houston, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
NORTHERN ENGRAVING CORP SPRING GROVE, MN55974 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Houston
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Houston | A+ | 96.4 | 997 | 5 | Health | |
| 2 | Lacrescent | A | 94.3 | 5K | 4 | Health Unresolved | |
| 3 | Spring Grove | A | 93.1 | 1K | 3 | Unresolved | |
| 4 | Hokah | A | 90.9 | 555 | 3 | Unresolved | |
| 5 | Caledonia | A | 90.4 | 3K | 5 | Health Unresolved |