Neighborhood Report
Grade C
Bethesda, MD Neighborhood Water Quality — Clean Compliance
11 ZIP codes · 0 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across Bethesda, MD. We analyzed 11 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade C (65/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 11 | 100% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Bethesda ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 20810 | 66 | C | 0 | 0.0044 mg/L |
| 2 | 20811 | 66 | C | 0 | 0.0044 mg/L |
| 3 | 20813 | 66 | C | 0 | 0.0044 mg/L |
| 4 | 20824 | 66 | C | 0 | 0.0044 mg/L |
| 5 | 20827 | 66 | C | 0 | 0.0044 mg/L |
| 6 | 20889 | 66 | C | 0 | 0.0044 mg/L |
| 7 | 20892 | 66 | C | 0 | 0.0044 mg/L |
| 8 | 20894 | 66 | C | 0 | 0.0044 mg/L |
| 9 | 20814 | 65 | C | 0 | 0.0044 mg/L |
| 10 | 20816 | 65 | C | 0 | 0.0044 mg/L |
| 11 | 20817 | 60 | C | 0 | 0.0044 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 11 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
Frequently Asked Questions
What is the safest neighborhood in Bethesda?
ZIP code 20810 has the highest safety score in Bethesda at 66/100 (grade C). Check the full report for details.
Is Bethesda water safe to drink?
Bethesda has an average water safety score of 65/100 (C). 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.