Neighborhood Report
Grade B
Marco Island, FL Neighborhood Water Quality — Grade B
2 ZIP codes · 24 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across Marco Island, FL. We analyzed 2 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (78/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 1 | 50% |
| B | 0 | 0% |
| C | 1 | 50% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Marco Island ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 34146 | 90 | A | 12 | 0.0029 mg/L |
| 2 | 34145 | 66 | C | 12 | 0.0029 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 1 neighborhoods score better than county average
- 1 neighborhoods score worse than county average
EPA Violations
- 24 total violations across Marco Island
- 0 health-based violations
- 2 of 2 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Consumer Confidence Report Rule | 10 | 2 |
| Total Trihalomethanes (TTHM) | 4 | 2 |
| Haloacetic Acids (HAA5) | 4 | 2 |
| Surface Water Treatment Rule | 4 | 2 |
| Stage 1 DBP Rule | 2 | 2 |
Frequently Asked Questions
What is the safest neighborhood in Marco Island?
ZIP code 34146 has the highest safety score in Marco Island at 90/100 (grade A). Check the full report for details.
Is Marco Island water safe to drink?
Marco Island 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.