Neighborhood Report
Grade A
Williamsburg, VA Neighborhood Water Quality — Grade A
4 ZIP codes · 4 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Williamsburg, VA. We analyzed 4 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade A (91/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 3 | 75% |
| B | 1 | 25% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Williamsburg ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 23186 | 99 | A | 1 | 0.0019 mg/L |
| 2 | 23187 | 95 | A | 1 | 0.0019 mg/L |
| 3 | 23188 | 90 | A | 1 | 0.0019 mg/L |
| 4 | 23185 | 80 | B | 1 | 0.0019 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 3 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
EPA Violations
- 4 total violations across Williamsburg
- 0 health-based violations
- 4 of 4 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Arsenic | 4 | 4 |
Frequently Asked Questions
What is the safest neighborhood in Williamsburg?
ZIP code 23186 has the highest safety score in Williamsburg at 99/100 (grade A). Check the full report for details.
Is Williamsburg water safe to drink?
Williamsburg has an average water safety score of 91/100 (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.