Texas — 23rd District
119th Congress · 111 ZIP codes · Avg score 81/100 · Grade B · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 111 ZIP codes in Texas's 23rd District: the district earns a grade B (81/100). 1,097 EPA violations on record, 203 health-based.
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Texas's 23rd District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 78019 | Encinal | 99 | A | 1 |
| 2 | 78830 | Big Wells | 99 | A | 0 |
| 3 | 78872 | La Pryor | 99 | A | 1 |
| 4 | 79777 | Pyote | 99 | A | 1 |
| 5 | 79853 | Tornillo | 99 | A | 0 |
| 6 | 79731 | Crane | 98 | A | 4 (1 health) |
| 7 | 79754 | Mentone | 98 | A | 10 (1 health) |
| 8 | 79928 | El Paso | 98 | A | 3 |
| 9 | 78057 | Moore | 97 | A | 4 |
| 10 | 76936 | Eldorado | 95 | A | 3 |
| 11 | 78061 | Pearsall | 95 | A | 0 |
| 12 | 78832 | Brackettville | 95 | A | 1 |
| 13 | 78886 | Yancey | 95 | A | 0 |
| 14 | 79838 | Fabens | 95 | A | 1 |
| 15 | 76943 | Ozona | 94 | A | 3 |
| 16 | 78059 | Natalia | 94 | A | 3 (1 health) |
| 17 | 78252 | San Antonio | 94 | A | 2 (1 health) |
| 18 | 78256 | San Antonio | 94 | A | 2 (1 health) |
| 19 | 78827 | Asherton | 94 | A | 5 (1 health) |
| 20 | 78829 | Batesville | 94 | A | 14 (1 health) |
| 21 | 78834 | Carrizo Springs | 94 | A | 24 (1 health) |
| 22 | 78870 | Knippa | 94 | A | 2 (1 health) |
| 23 | 79719 | Barstow | 94 | A | 16 (1 health) |
| 24 | 79745 | Kermit | 94 | A | 15 (1 health) |
| 25 | 79836 | Clint | 94 | A | 3 |
| 26 | 79934 | El Paso | 94 | A | 3 |
| 27 | 79938 | El Paso | 94 | A | 3 |
| 28 | 78017 | Dilley | 93 | A | 9 (2 health) |
| 29 | 78847 | Del Rio | 93 | A | 6 |
| 30 | 78016 | Devine | 91 | A | 3 |
| 31 | 78021 | Fowlerton | 91 | A | 7 (1 health) |
| 32 | 78881 | Sabinal | 91 | A | 15 (1 health) |
| 33 | 78009 | Castroville | 90 | A | 0 |
| 34 | 78039 | La Coste | 90 | A | 0 |
| 35 | 78853 | Eagle Pass | 90 | A | 10 (2 health) |
| 36 | 76950 | Sonora | 89 | A | 6 (1 health) |
| 37 | 78248 | San Antonio | 89 | A | 2 (1 health) |
| 38 | 78254 | San Antonio | 89 | A | 2 (1 health) |
| 39 | 78255 | San Antonio | 89 | A | 2 (1 health) |
| 40 | 78257 | San Antonio | 89 | A | 2 (1 health) |
| 41 | 78258 | San Antonio | 89 | A | 2 (1 health) |
| 42 | 78260 | San Antonio | 89 | A | 2 (1 health) |
| 43 | 78841 | Del Rio | 89 | A | 6 |
| 44 | 78842 | Del Rio | 89 | A | 6 |
| 45 | 78861 | Hondo | 89 | A | 3 (1 health) |
| 46 | 79744 | Iraan | 89 | A | 16 (2 health) |
| 47 | 78802 | Uvalde | 88 | A | 8 |
| 48 | 79756 | Monahans | 88 | A | 1 |
| 49 | 79788 | Wickett | 88 | A | 1 |
| 50 | 76932 | Big Lake | 87 | A | 4 (1 health) |
Overview
Texas's 23rd District encompasses 111 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (81/100).
1097 EPA violations have been recorded across this district's water systems. 203 are health-based violations. About 73% 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 - 263 violations
- Stage 1 DBP Rule - 163 violations
- Consumer Confidence Report Rule - 142 violations
- Stage 2 DBP Rule - 90 violations
- Fecal Coliform - 87 violations
Housing Context
Homes in this district were built on average around 1982 (~44 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
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 111 ZIP codes in Texas's 23rd District.