Houston Water Quality Report
7 cities ranked · Average grade: B · Alabama
Avg Score
79
Cities Ranked
7
Health Violations
5
PFAS Detected
2
79
County avg score
7
Cities ranked
71%
A or B grade
0%
D or F grade
5
Health violations
2
PFAS detected
Grade Distribution
How Houston cities scored
A
3
43%
Excellent
B
2
29%
Good
C
2
29%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Alabama average
▼ 4.2 pts below 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
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) |
|---|---|---|
SMARTLAM NA LLC DOTHAN, AL36301 | — | — |
WAYNE-SANDERSON FARMS LLC - DOTHAN FRESH PLANT DOTHAN, AL36303 | — | — |
DUNBARTON CORP REDIFRAME DIV DOTHAN, AL36303 | — | — |
TWITCHELL TECHNICAL PRODUCTS LLC DOTHAN, AL36303 | — | — |
COVENANT STEEL WAREHOUSE DOTHAN, AL36303 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 7 cities in Houston
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Cowarts | A- | 89.1 | 2K | 2 | Health Unresolved | |
| 2 | Taylor | A- | 86.7 | 9K | 5 | Unresolved | |
| 3 | Ashford | A- | 86.2 | 4K | 79 | Unresolved | |
| 4 | Webb | B+ | 84.4 | 2K | 27 | Health Unresolved | |
| 5 | Dothan | B | 75.9 | 104K | 146 | Health Unresolved | |
| 6 | Cottonwood | C+ | 65.8 | 4K | 62 | Health Unresolved | |
| 7 | Columbia | C+ | 65.2 | 1K | 88 | Health Unresolved |