Oakland, CA Neighborhood Water Quality — Grade B
26 ZIP codes · 52 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Oakland, CA. We analyzed 26 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (76/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 24 | 92% |
| C | 2 | 8% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Oakland ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 94606 | 79 | B | 2 | 0.0033 mg/L |
| 2 | 94607 | 79 | B | 2 | 0.0033 mg/L |
| 3 | 94609 | 79 | B | 2 | 0.0033 mg/L |
| 4 | 94612 | 79 | B | 2 | 0.0033 mg/L |
| 5 | 94604 | 78 | B | 2 | 0.0033 mg/L |
| 6 | 94613 | 78 | B | 2 | 0.0033 mg/L |
| 7 | 94614 | 78 | B | 2 | 0.0033 mg/L |
| 8 | 94615 | 78 | B | 2 | 0.0033 mg/L |
| 9 | 94617 | 78 | B | 2 | 0.0033 mg/L |
| 10 | 94622 | 78 | B | 2 | 0.0033 mg/L |
| 11 | 94623 | 78 | B | 2 | 0.0033 mg/L |
| 12 | 94624 | 78 | B | 2 | 0.0033 mg/L |
| 13 | 94649 | 78 | B | 2 | 0.0033 mg/L |
| 14 | 94659 | 78 | B | 2 | 0.0033 mg/L |
| 15 | 94660 | 78 | B | 2 | 0.0033 mg/L |
| 16 | 94661 | 78 | B | 2 | 0.0033 mg/L |
| 17 | 94666 | 78 | B | 2 | 0.0033 mg/L |
| 18 | 94601 | 74 | B | 2 | 0.0033 mg/L |
| 19 | 94602 | 74 | B | 2 | 0.0033 mg/L |
| 20 | 94603 | 74 | B | 2 | 0.0033 mg/L |
| 21 | 94610 | 74 | B | 2 | 0.0033 mg/L |
| 22 | 94618 | 74 | B | 2 | 0.0033 mg/L |
| 23 | 94619 | 74 | B | 2 | 0.0033 mg/L |
| 24 | 94621 | 74 | B | 2 | 0.0033 mg/L |
| 25 | 94605 | 69 | C | 2 | 0.0033 mg/L |
| 26 | 94611 | 69 | C | 2 | 0.0033 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 24 neighborhoods score better than county average
- 2 neighborhoods score worse than county average
EPA Violations
- 52 total violations across Oakland
- 26 health-based violations
- 26 of 26 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Stage 1 DBP Rule | 26 | 26 |
| E. coli | 26 | 26 |
Frequently Asked Questions
What is the safest neighborhood in Oakland?
ZIP code 94606 has the highest safety score in Oakland at 79/100 (grade B). Check the full report for details.
Is Oakland water safe to drink?
Oakland has an average water safety score of 76/100 (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.