Newark, DE Neighborhood Water Quality - Grade B
11 ZIP codes · 55 EPA violations
Data source: EPA SDWIS Last verified: 2026-07-19
ZipCheckup compares 11 ZIP codes across Newark, DE. The area averages a grade B (78/100); 11 ZIP codes carry recorded EPA violations.
Water quality varies significantly across Newark, DE. We analyzed 11 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (78/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 11 | 100% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Newark ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 19712 | 81 | B | 5 | 0.0010 mg/L |
| 2 | 19714 | 81 | B | 5 | 0.0010 mg/L |
| 3 | 19715 | 81 | B | 5 | 0.0010 mg/L |
| 4 | 19716 | 81 | B | 5 | 0.0010 mg/L |
| 5 | 19717 | 81 | B | 5 | 0.0010 mg/L |
| 6 | 19718 | 81 | B | 5 | 0.0010 mg/L |
| 7 | 19725 | 81 | B | 5 | 0.0010 mg/L |
| 8 | 19726 | 81 | B | 5 | 0.0010 mg/L |
| 9 | 19702 | 71 | B | 5 | 0.0010 mg/L |
| 10 | 19711 | 71 | B | 5 | 0.0010 mg/L |
| 11 | 19713 | 71 | B | 5 | 0.0010 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 8 neighborhoods score better than county average
- 3 neighborhoods score worse than county average
EPA Violations
- 55 total violations across Newark
- 0 health-based violations
- 11 of 11 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Surface Water Treatment Rule | 44 | 11 |
| Stage 1 DBP Rule | 11 | 11 |
Frequently Asked Questions
What is the safest neighborhood in Newark?
ZIP code 19712 has the highest safety score in Newark at 81/100 (grade B). Check the full report for details.
Is Newark water safe to drink?
Newark has an average water safety score of 78/100 (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.