Neighborhood Report
Grade A
Corpus Christi, TX Neighborhood Water Quality — Grade A
37 ZIP codes · 37 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across Corpus Christi, TX. We analyzed 37 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade A (90/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 23 | 62% |
| B | 14 | 38% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Corpus Christi ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 78419 | 98 | A | 1 | 0.0017 mg/L |
| 2 | 78426 | 98 | A | 1 | 0.0017 mg/L |
| 3 | 78427 | 98 | A | 1 | 0.0017 mg/L |
| 4 | 78465 | 98 | A | 1 | 0.0017 mg/L |
| 5 | 78470 | 98 | A | 1 | 0.0017 mg/L |
| 6 | 78471 | 98 | A | 1 | 0.0017 mg/L |
| 7 | 78472 | 98 | A | 1 | 0.0017 mg/L |
| 8 | 78475 | 98 | A | 1 | 0.0017 mg/L |
| 9 | 78476 | 98 | A | 1 | 0.0017 mg/L |
| 10 | 78477 | 98 | A | 1 | 0.0017 mg/L |
| 11 | 78460 | 94 | A | 1 | 0.0017 mg/L |
| 12 | 78463 | 94 | A | 1 | 0.0017 mg/L |
| 13 | 78466 | 94 | A | 1 | 0.0017 mg/L |
| 14 | 78467 | 94 | A | 1 | 0.0017 mg/L |
| 15 | 78468 | 94 | A | 1 | 0.0017 mg/L |
| 16 | 78474 | 94 | A | 1 | 0.0017 mg/L |
| 17 | 78480 | 94 | A | 1 | 0.0017 mg/L |
| 18 | 78403 | 89 | A | 1 | 0.0017 mg/L |
| 19 | 78405 | 89 | A | 1 | 0.0017 mg/L |
| 20 | 78406 | 89 | A | 1 | 0.0017 mg/L |
| 21 | 78407 | 89 | A | 1 | 0.0017 mg/L |
| 22 | 78469 | 89 | A | 1 | 0.0017 mg/L |
| 23 | 78473 | 89 | A | 1 | 0.0017 mg/L |
| 24 | 78401 | 84 | B | 1 | 0.0017 mg/L |
| 25 | 78404 | 84 | B | 1 | 0.0017 mg/L |
| 26 | 78408 | 84 | B | 1 | 0.0017 mg/L |
| 27 | 78409 | 84 | B | 1 | 0.0017 mg/L |
| 28 | 78414 | 84 | B | 1 | 0.0017 mg/L |
| 29 | 78415 | 84 | B | 1 | 0.0017 mg/L |
| 30 | 78416 | 84 | B | 1 | 0.0017 mg/L |
| 31 | 78417 | 84 | B | 1 | 0.0017 mg/L |
| 32 | 78402 | 79 | B | 1 | 0.0017 mg/L |
| 33 | 78410 | 79 | B | 1 | 0.0017 mg/L |
| 34 | 78411 | 79 | B | 1 | 0.0017 mg/L |
| 35 | 78412 | 79 | B | 1 | 0.0017 mg/L |
| 36 | 78413 | 79 | B | 1 | 0.0017 mg/L |
| 37 | 78418 | 74 | B | 1 | 0.0017 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 23 neighborhoods score better than county average
- 14 neighborhoods score worse than county average
EPA Violations
- 37 total violations across Corpus Christi
- 37 health-based violations
- 37 of 37 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Fecal Coliform | 37 | 37 |
Frequently Asked Questions
What is the safest neighborhood in Corpus Christi?
ZIP code 78419 has the highest safety score in Corpus Christi at 98/100 (grade A). Check the full report for details.
Is Corpus Christi water safe to drink?
Corpus Christi has an average water safety score of 90/100 (A). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Updated daily.