Texas — 26th District
119th Congress · 41 ZIP codes · Avg score 85/100 · Grade A · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
41 ZIP codes tracked in Texas's 26th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 76299 | Roanoke | 99 | A | 0 |
| 2 | 75027 | Flower Mound | 98 | A | 5 (1 health) |
| 3 | 76203 | Denton | 97 | A | 5 |
| 4 | 76206 | Denton | 97 | A | 5 |
| 5 | 75056 | The Colony | 95 | A | 1 |
| 6 | 76249 | Krum | 95 | A | 1 |
| 7 | 75029 | Lewisville | 94 | A | 26 (1 health) |
| 8 | 75065 | Lake Dallas | 94 | A | 2 |
| 9 | 76258 | Pilot Point | 94 | A | 5 (1 health) |
| 10 | 76267 | Slidell | 94 | A | 27 (1 health) |
| 11 | 76202 | Denton | 93 | A | 5 |
| 12 | 76204 | Denton | 93 | A | 5 |
| 13 | 75057 | Lewisville | 91 | A | 26 (1 health) |
| 14 | 75126 | Forney | 90 | A | 0 |
| 15 | 75022 | Flower Mound | 89 | A | 5 (1 health) |
| 16 | 75028 | Flower Mound | 89 | A | 5 (1 health) |
| 17 | 76078 | Rhome | 88 | A | 0 |
| 18 | 76205 | Denton | 88 | A | 5 |
| 19 | 76207 | Denton | 88 | A | 5 |
| 20 | 76208 | Denton | 88 | A | 5 |
| 21 | 76210 | Denton | 88 | A | 5 |
| 22 | 75067 | Lewisville | 86 | A | 26 (1 health) |
| 23 | 75068 | Little Elm | 86 | A | 7 (1 health) |
| 24 | 76234 | Decatur | 86 | A | 162 (4 health) |
| 25 | 76262 | Roanoke | 85 | A | 0 |
| 26 | 76225 | Alvord | 84 | B | 6 |
| 27 | 76201 | Denton | 83 | B | 5 |
| 28 | 76209 | Denton | 83 | B | 5 |
| 29 | 76259 | Ponder | 83 | B | 8 |
| 30 | 75077 | Lewisville | 81 | B | 26 (1 health) |
| 31 | 76073 | Paradise | 81 | B | 6 |
| 32 | 76227 | Aubrey | 81 | B | 115 |
| 33 | 76247 | Justin | 80 | B | 8 |
| 34 | 76266 | Sanger | 78 | B | 24 |
| 35 | 76426 | Bridgeport | 78 | B | 20 (3 health) |
| 36 | 76071 | Newark | 76 | B | 140 |
| 37 | 76226 | Argyle | 76 | B | 24 |
| 38 | 76246 | Greenwood | 66 | C | 0 |
| 39 | 76270 | Sunset | 66 | C | 0 |
| 40 | 76023 | Boyd | 55 | C | 13 |
| 41 | 76431 | Chico | 54 | D | 259 (84 health) |
Overview
Texas's 26th District serving an estimated 2,725,418 residents encompasses 41 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is A (85/100).
997 EPA violations have been recorded across this district's water systems. 101 are health-based violations. About 85% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Lead and Copper Rule — 159 violations
- Consumer Confidence Report Rule — 147 violations
- Haloacetic Acids (HAA5) — 86 violations
- Revised Total Coliform Rule — 79 violations
- Stage 1 DBP Rule — 77 violations
Housing Context
Homes in this district were built on average around 1996 (~30 years old). Most homes were built after lead pipe regulations were tightened.
Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 41 ZIP codes in Texas's 26th District.