Dallas Water Quality Report
22 cities ranked · Average grade: B- · Texas
Avg Score
74.6
Cities Ranked
22
Health Violations
15
PFAS Detected
22
74.6
County avg score
22
Cities ranked
73%
A or B grade
14%
D or F grade
15
Health violations
22
PFAS detected
Grade Distribution
How Dallas cities scored
A
10
45%
Excellent
B
6
27%
Good
C
3
14%
Fair
D
0
0%
Poor
F
3
14%
Failing
Comparison
County vs Texas average
▲ 7.1 pts above state average
City Map
Water quality across Dallas
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Dallas
Best cities
County context
3
Superfund sites in Dallas
98.9%
of residents on fluoridated water (CDC, 2020)
404
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Dallas
Industrial polluters nearby
Facilities reporting the most surface-water releases in Dallas, 2023.
Total reported releases to surface water: 404 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
THE PITTSBURGH PAINTS CO. CARROLLTON, TX75006 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 294 |
MASTER-HALCO DALLAS, TX75227 | Zinc compounds | 29 |
STANLEY BLACK & DECKER FARMERS BRANCH, TX75234 | Lead | 25 |
BESTOLIFE CORP IRVING, TX75061 | Zinc compounds | 16 |
MARTIN SPROCKET & GEAR INC DALLAS, TX75215 | Manganese And Manganese Compounds | 9 |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Dallas
Superfund sites nearby
Federally tracked hazardous-waste sites within Dallas on the EPA National Priorities List.
- DELFASCO FORGE
- LANE PLATING WORKS INC
- RSR CORPORATION
Source: EPA Superfund National Priorities List
Full Rankings
All 22 cities in Dallas
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Sachse | A | 93.1 | 29K | 5 | Health Unresolved | |
| 2 | Desoto | A- | 88.4 | 58K | 28 | Health Unresolved | |
| 3 | Sunnyvale | A- | 88.2 | 9K | 23 | Unresolved | |
| 4 | Coppell | A- | 87.8 | 43K | 2 | Unresolved | |
| 5 | Cedar Hill | A- | 87.1 | 51K | 16 | Health Unresolved | |
| 6 | Garland | A- | 86.3 | 249K | 4 | Unresolved | |
| 7 | Farmers Branch | A- | 86.2 | 40K | 8 | PFAS Unresolved | |
| 8 | Rowlett | A- | 85.8 | 66K | 6 | Unresolved | |
| 9 | Carrollton | A- | 85.5 | 136K | 1 | Unresolved | |
| 10 | Hutchins | A- | 85.1 | 6K | 12 | Health Unresolved | |
| 11 | Mesquite | B+ | 84.2 | 152K | 3 | Unresolved | |
| 12 | Duncanville | B+ | 83.9 | 39K | 12 | Health PFAS Unresolved | |
| 13 | Balch Springs | B | 78.5 | 28K | 19 | Health PFAS Unresolved | |
| 14 | Seagoville | B | 75.8 | 20K | 32 | Health PFAS Unresolved | |
| 15 | Wilmer | B- | 74.3 | 7K | 61 | Health Unresolved | |
| 16 | Lancaster | B- | 70.2 | 40K | 23 | Health Unresolved | |
| 17 | Addison | C | 62.4 | 17K | 126 | Health Unresolved | |
| 18 | Irving | C | 61.7 | 265K | 61 | Health PFAS Unresolved | |
| 19 | Glenn Heights | C- | 59.9 | 19K | 89 | Health Unresolved | |
| 20 | Richardson | F | 44 | 123K | 138 | Health Unresolved | |
| 21 | Grand Prairie | F | 37.3 | 202K | 295 | Health PFAS Unresolved | |
| 22 | Dallas | F | 36.2 | 1.4M | 571 | Health PFAS Unresolved |