Neighborhood Report
Grade A
Chestertown, MD Neighborhood Water Quality — Grade A
2 ZIP codes · 4 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across Chestertown, MD. We analyzed 2 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade A (91/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 1 | 50% |
| B | 1 | 50% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Chestertown ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 21690 | 98 | A | 2 | 0.0012 mg/L |
| 2 | 21620 | 84 | B | 2 | 0.0012 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 2 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
EPA Violations
- 4 total violations across Chestertown
- 2 health-based violations
- 2 of 2 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Stage 2 DBP Rule | 4 | 2 |
Frequently Asked Questions
What is the safest neighborhood in Chestertown?
ZIP code 21690 has the highest safety score in Chestertown at 98/100 (grade A). Check the full report for details.
Is Chestertown water safe to drink?
Chestertown 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.