Pinellas County, Florida
38 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03
Across Pinellas County's 38 ZIP codes, EPA compliance data shows above-average performance — violation rates are minimal, none of the county's systems have triggered health-based MCL exceedances in recent cycles, and the county's scores have stayed above the national baseline across every recent reporting period.
How Pinellas County Compares
How Pinellas County Compares
Pinellas County scores 4 points above the Florida state average (73/100) and 9 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Pinellas County, Florida
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.5 (asthma 9.5%, diabetes 13.1%)
Estimated additional annual cost per homeowner: $5,062, driven primarily by sea_level
Infrastructure: 0.297% avg pipe failure probability
65.1% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Pinellas County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 28 violations. Past 5 years: 58 total (58 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $5,062
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
282,411 housing units in Pinellas County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Pinellas County
Remediation costs are relatively manageable for most homeowners in Pinellas County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Pinellas County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Pinellas County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Pinellas County Utilities | 506,353 | 571 |
| 2 | Clearwater Water System | 115,000 | 351 |
| 3 | River Palm Rv Resort | 540 | 351 |
| 4 | Hawaiian Isles Mhp | 250 | 351 |
| 5 | Ft Cooper Mobile Home Commission | 200 | 351 |
46 total water systems serve Pinellas County.
All ZIP Codes in Pinellas County
38 ZIP codes tracked in Pinellas County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 33521 | Coleman | 95 | A | 1 | $100K |
| 2 | 34265 | Arcadia | 89 | A | 6 (1 health) | — |
| 3 | 33766 | Clearwater | 88 | A | 27 (3 health) | — |
| 4 | 33769 | Clearwater | 88 | A | 27 (3 health) | — |
| 5 | 33780 | Pinellas Park | 88 | A | 7 (3 health) | — |
| 6 | 33757 | Clearwater | 86 | A | 27 (3 health) | — |
| 7 | 33758 | Clearwater | 86 | A | 27 (3 health) | — |
| 8 | 34695 | Safety Harbor | 85 | A | 0 | $418K |
| 9 | 33779 | Largo | 83 | B | 9 | — |
| 10 | 34682 | Palm Harbor | 83 | B | 32 (3 health) | — |
| 11 | 33102 | Miami | 81 | B | 56 | — |
| 12 | 33761 | Clearwater | 81 | B | 27 (3 health) | $271K |
| 13 | 33763 | Clearwater | 81 | B | 27 (3 health) | $216K |
| 14 | 34460 | Lecanto | 81 | B | 100 | — |
| 15 | 34697 | Dunedin | 81 | B | 18 | — |
| 16 | 34677 | Oldsmar | 80 | B | 0 | $352K |
| 17 | 33540 | Zephyrhills | 76 | B | 19 | $121K |
| 18 | 33759 | Clearwater | 76 | B | 27 (3 health) | $295K |
| 19 | 33760 | Clearwater | 76 | B | 27 (3 health) | $246K |
| 20 | 33765 | Clearwater | 76 | B | 27 (3 health) | $291K |
| 21 | 33778 | Largo | 76 | B | 9 | $268K |
| 22 | 34684 | Palm Harbor | 73 | B | 32 (3 health) | $294K |
| 23 | 34685 | Palm Harbor | 73 | B | 32 (3 health) | $479K |
| 24 | 33542 | Zephyrhills | 71 | B | 19 | $130K |
| 25 | 33755 | Clearwater | 71 | B | 27 (3 health) | $300K |
| 26 | 33756 | Clearwater | 71 | B | 27 (3 health) | $336K |
| 27 | 33762 | Clearwater | 71 | B | 27 (3 health) | $332K |
| 28 | 33764 | Clearwater | 71 | B | 27 (3 health) | $303K |
| 29 | 33771 | Largo | 71 | B | 9 | $146K |
| 30 | 33773 | Largo | 71 | B | 9 | $281K |
| 31 | 33781 | Pinellas Park | 71 | B | 7 (3 health) | $251K |
| 32 | 33782 | Pinellas Park | 71 | B | 7 (3 health) | $254K |
| 33 | 33335 | Fort Lauderdale | 69 | C | 20 | — |
| 34 | 33770 | Largo | 66 | C | 9 | $245K |
| 35 | 33774 | Largo | 66 | C | 9 | $315K |
| 36 | 34683 | Palm Harbor | 63 | C | 32 (3 health) | $424K |
| 37 | 34689 | Tarpon Springs | 61 | C | 38 | $312K |
| 38 | 34698 | Dunedin | 61 | C | 18 | $336K |
Recommended Buyer Guides for Pinellas County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 65.1% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Pinellas County, Florida
Overview
Pinellas County in Florida covers 38 ZIP codes with an average Home Safety Score of B (77/100).
36 of 38 ZIP codes have recorded EPA violations. 61 health-based violations have been documented.
← Back to Florida water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.