Texas — 35th District
119th Congress · 97 ZIP codes · Avg score 89/100 · Grade A · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
97 ZIP codes tracked in Texas's 35th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 78203 | San Antonio | 96 | A | 4 (2 health) |
| 2 | 78206 | San Antonio | 96 | A | 4 (2 health) |
| 3 | 78234 | San Antonio | 96 | A | 4 (2 health) |
| 4 | 78235 | San Antonio | 96 | A | 4 (2 health) |
| 5 | 78243 | San Antonio | 96 | A | 4 (2 health) |
| 6 | 78246 | San Antonio | 96 | A | 4 (2 health) |
| 7 | 78268 | San Antonio | 96 | A | 4 (2 health) |
| 8 | 78269 | San Antonio | 96 | A | 4 (2 health) |
| 9 | 78270 | San Antonio | 96 | A | 4 (2 health) |
| 10 | 78278 | San Antonio | 96 | A | 4 (2 health) |
| 11 | 78279 | San Antonio | 96 | A | 4 (2 health) |
| 12 | 78280 | San Antonio | 96 | A | 4 (2 health) |
| 13 | 78283 | San Antonio | 96 | A | 4 (2 health) |
| 14 | 78284 | San Antonio | 96 | A | 4 (2 health) |
| 15 | 78285 | San Antonio | 96 | A | 4 (2 health) |
| 16 | 78286 | San Antonio | 96 | A | 4 (2 health) |
| 17 | 78287 | San Antonio | 96 | A | 4 (2 health) |
| 18 | 78288 | San Antonio | 96 | A | 4 (2 health) |
| 19 | 78289 | San Antonio | 96 | A | 4 (2 health) |
| 20 | 78292 | San Antonio | 96 | A | 4 (2 health) |
| 21 | 78293 | San Antonio | 96 | A | 4 (2 health) |
| 22 | 78294 | San Antonio | 96 | A | 4 (2 health) |
| 23 | 78295 | San Antonio | 96 | A | 4 (2 health) |
| 24 | 78296 | San Antonio | 96 | A | 4 (2 health) |
| 25 | 78297 | San Antonio | 96 | A | 4 (2 health) |
| 26 | 78298 | San Antonio | 96 | A | 4 (2 health) |
| 27 | 78299 | San Antonio | 96 | A | 4 (2 health) |
| 28 | 78101 | Adkins | 95 | A | 0 |
| 29 | 78148 | Universal City | 95 | A | 0 |
| 30 | 78202 | San Antonio | 92 | A | 4 (2 health) |
| 31 | 78204 | San Antonio | 92 | A | 4 (2 health) |
| 32 | 78208 | San Antonio | 92 | A | 4 (2 health) |
| 33 | 78222 | San Antonio | 92 | A | 4 (2 health) |
| 34 | 78224 | San Antonio | 92 | A | 4 (2 health) |
| 35 | 78225 | San Antonio | 92 | A | 4 (2 health) |
| 36 | 78226 | San Antonio | 92 | A | 4 (2 health) |
| 37 | 78229 | San Antonio | 92 | A | 4 (2 health) |
| 38 | 78241 | San Antonio | 92 | A | 4 (2 health) |
| 39 | 78244 | San Antonio | 92 | A | 4 (2 health) |
| 40 | 78251 | San Antonio | 92 | A | 4 (2 health) |
| 41 | 78252 | San Antonio | 92 | A | 4 (2 health) |
| 42 | 78256 | San Antonio | 92 | A | 4 (2 health) |
| 43 | 78261 | San Antonio | 92 | A | 4 (2 health) |
| 44 | 78263 | San Antonio | 92 | A | 4 (2 health) |
| 45 | 78264 | San Antonio | 92 | A | 4 (2 health) |
| 46 | 78265 | San Antonio | 92 | A | 4 (2 health) |
| 47 | 78291 | San Antonio | 92 | A | 4 (2 health) |
| 48 | 78109 | Converse | 90 | A | 0 |
| 49 | 78112 | Elmendorf | 88 | A | 550 (1 health) |
| 50 | 78205 | San Antonio | 87 | A | 4 (2 health) |
Overview
Texas's 35th District serving an estimated 193,320,029 residents encompasses 97 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is A (89/100).
948 EPA violations have been recorded across this district's water systems. 204 are health-based violations. About 91% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Stage 1 DBP Rule — 186 violations
- Total Coliform — 178 violations
- Lead and Copper Rule — 141 violations
- Consumer Confidence Report Rule — 112 violations
- Gross Alpha — 38 violations
Housing Context
Homes in this district were built on average around 1985 (~41 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.
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 97 ZIP codes in Texas's 35th District.