Stockton, CA Neighborhood Water Quality - Grade B
20 ZIP codes · 180 EPA violations
Data source: EPA SDWIS Last verified: 2026-07-19
ZipCheckup compares 20 ZIP codes across Stockton, CA. The area averages a grade B (75/100); 20 ZIP codes carry recorded EPA violations.
Water quality varies significantly across Stockton, CA. We analyzed 20 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (75/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 20 | 100% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Stockton ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 95201 | 77 | B | 9 | 0.0028 mg/L |
| 2 | 95202 | 77 | B | 9 | 0.0028 mg/L |
| 3 | 95205 | 77 | B | 9 | 0.0028 mg/L |
| 4 | 95208 | 77 | B | 9 | 0.0028 mg/L |
| 5 | 95209 | 77 | B | 9 | 0.0028 mg/L |
| 6 | 95210 | 77 | B | 9 | 0.0028 mg/L |
| 7 | 95211 | 77 | B | 9 | 0.0028 mg/L |
| 8 | 95213 | 77 | B | 9 | 0.0028 mg/L |
| 9 | 95214 | 77 | B | 9 | 0.0028 mg/L |
| 10 | 95267 | 77 | B | 9 | 0.0028 mg/L |
| 11 | 95269 | 77 | B | 9 | 0.0028 mg/L |
| 12 | 95296 | 77 | B | 9 | 0.0028 mg/L |
| 13 | 95297 | 77 | B | 9 | 0.0028 mg/L |
| 14 | 95203 | 72 | B | 9 | 0.0028 mg/L |
| 15 | 95204 | 72 | B | 9 | 0.0028 mg/L |
| 16 | 95206 | 72 | B | 9 | 0.0028 mg/L |
| 17 | 95207 | 72 | B | 9 | 0.0028 mg/L |
| 18 | 95212 | 72 | B | 9 | 0.0028 mg/L |
| 19 | 95215 | 72 | B | 9 | 0.0028 mg/L |
| 20 | 95219 | 72 | B | 9 | 0.0028 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 0 neighborhoods score better than county average
- 20 neighborhoods score worse than county average
EPA Violations
- 180 total violations across Stockton
- 120 health-based violations
- 20 of 20 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Haloacetic Acids (HAA5) | 100 | 20 |
| Stage 2 DBP Rule | 40 | 20 |
| Lead | 20 | 20 |
| Stage 1 DBP Rule | 20 | 20 |
Frequently Asked Questions
What is the safest neighborhood in Stockton?
ZIP code 95201 has the highest safety score in Stockton at 77/100 (grade B). Check the full report for details.
Is Stockton water safe to drink?
Stockton has an average water safety score of 75/100 (B). 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.