Largo, FL Home Safety by Neighborhood - Water Issues Recorded
6 ZIP codes · 22 EPA violations on record for mapped water systems
Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow
ZipCheckup compares 6 ZIP codes across Largo, FL. The area averages a grade A (99/100); water systems associated with 5 ZIP codes have recorded EPA violations.
Home-safety conditions vary across Largo, FL. We compared 6 ZIP codes using the current versioned Home Safety Score. Water compliance remains one component alongside PFAS screening, radon, and annual air quality.
City Overview: Grade A (99/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 5 | 100% |
| B | 0 | 0% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Mapped ZIP codes in Largo ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 33770 | 99 | A | 14 | 0.0008 mg/L |
| 2 | 33771 | 99 | A | 14 | 0.0008 mg/L |
| 3 | 33774 | 99 | A | 14 | 0.0008 mg/L |
| 4 | 33778 | 99 | A | 14 | 0.0008 mg/L |
| 5 | 33773 | 97 | A | 22 | 0.0008 mg/L |
| 6 | 33779 | — | — | — | No data |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 5 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
EPA Violations
- 22 total violations since 2021 across the water systems mapped to Largo ZIP codes (each system counted once; includes small systems beyond the city utility)
- 3 health-based violation records in the available EPA data
- 5 of 5 directly mapped ZIP records are mapped to water systems with recorded violations
- 0 of 5 ZIP records with known lead status are served by a system whose 90th-percentile lead result exceeded the EPA action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Revised Total Coliform Rule | 29 | 5 |
| Haloacetic Acids (HAA5) | 18 | 5 |
| Total Trihalomethanes (TTHM) | 15 | 5 |
| Nitrate | 10 | 5 |
| Lead and Copper Rule | 6 | 5 |
Frequently Asked Questions
Which ZIP code in Largo has the highest home safety score?
ZIP code 33770 has the highest safety score among scored ZIP codes in Largo at 99/100 (grade A). Check the full report for details.
Is Largo water safe to drink?
The Home Safety Score is not a drinking-water grade. Across 5 directly mapped ZIP records, 22 EPA violations are recorded; 0 of 5 records with known lead status exceed the action level. Check the specific ZIP and serving system before drawing a property-level conclusion.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Reporting periods vary by source; the page metadata identifies this materialization.