Colorado Water Quality Report
5 cities ranked · Average grade: C+ · Texas
Avg Score
66.2
Cities Ranked
5
Health Violations
4
PFAS Detected
2
66.2
County avg score
5
Cities ranked
40%
A or B grade
40%
D or F grade
4
Health violations
2
PFAS detected
Grade Distribution
How Colorado cities scored
A
0
0%
Excellent
B
2
40%
Good
C
1
20%
Fair
D
1
20%
Poor
F
1
20%
Failing
Comparison
County vs Texas average
▼ 1.3 pts below state average
City Map
Water quality across Colorado
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Colorado
Best cities
Worst cities
County context
23.8%
of residents on fluoridated water (CDC, 2020)
3
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Colorado
Industrial polluters nearby
Facilities reporting the most surface-water releases in Colorado, 2023.
Total reported releases to surface water: 3 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
TITAN PRODUCTION EQUIPMENT LLC ALLEYTON, TX78935 | Manganese compounds | 3 |
QUIKRETE EAGLE LAKE EAGLE LAKE, TX77434 | — | — |
HOUSTON CENTRAL GAS PLANT SHERIDAN, TX77475 | — | — |
GREAT SOUTHERN WOOD - COLUMBUS INC. COLUMBUS, TX78934 | — | — |
BEST BLOCK ALLEYTON PLANT ALLEYTON, TX78935 | — | — |
+ 1 more facility
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Colorado
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Sheridan | B+ | 83.3 | 1K | 13 | Health Unresolved | |
| 2 | Weimar | B+ | 81.4 | 2K | 14 | Unresolved | |
| 3 | Eagle Lake | C+ | 67.3 | 4K | 23 | Health Unresolved | |
| 4 | Garwood | D+ | 54.9 | 979 | 61 | Health Unresolved | |
| 5 | Columbus | F | 44.2 | 7K | 179 | Health Unresolved |