Columbia County, Florida
23 ZIP codes · Avg score 57/100 · Grade C · Updated 2026-06-03
While Columbia County avoids the worst tiers, a portion of its 23 ZIP codes have logged violations.
How Columbia County Compares
How Columbia County Compares
Columbia County scores 16 points below the Florida state average (73/100) and 11 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Columbia County, Florida
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 9.7%, diabetes 13.7%)
Estimated additional annual cost per homeowner: $4,030, driven primarily by sea_level
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Columbia County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 14 violations. Past 5 years: 21 total (21 health-based).
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.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $4,030
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Columbia County
Remediation costs are relatively manageable for most homeowners in Columbia 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 Columbia 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 Columbia County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Lake City (price Creek Wtp) | 20,488 | 56 |
| 2 | Woodgate Village | 343 | 56 |
| 3 | Shady Oaks Subdivision | 265 | 56 |
| 4 | Sundial Apartments | 265 | 56 |
| 5 | Verndale Apartments | 250 | 56 |
13 total water systems serve Columbia County.
All ZIP Codes in Columbia County
23 ZIP codes tracked in Columbia County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 32056 | Lake City | 73 | B | 14 (4 health) | — |
| 2 | 32643 | High Springs | 71 | B | 2 | $255K |
| 3 | 32024 | Lake City | 63 | C | 14 (4 health) | $202K |
| 4 | 32025 | Lake City | 63 | C | 14 (4 health) | $185K |
| 5 | 32055 | Lake City | 63 | C | 14 (4 health) | $161K |
| 6 | 32061 | Lulu | 63 | C | 0 | — |
| 7 | 33731 | Saint Petersburg | 63 | C | 0 | — |
| 8 | 33737 | Saint Petersburg | 63 | C | 0 | — |
| 9 | 33738 | Saint Petersburg | 63 | C | 0 | — |
| 10 | 33740 | Saint Petersburg | 63 | C | 0 | — |
| 11 | 33741 | Saint Petersburg | 63 | C | 0 | — |
| 12 | 33742 | Saint Petersburg | 63 | C | 0 | — |
| 13 | 33736 | Saint Petersburg | 55 | C | 0 | — |
| 14 | 33729 | Saint Petersburg | 53 | D | 0 | — |
| 15 | 33732 | Saint Petersburg | 53 | D | 0 | — |
| 16 | 33734 | Saint Petersburg | 53 | D | 0 | — |
| 17 | 33743 | Saint Petersburg | 53 | D | 0 | — |
| 18 | 33747 | Saint Petersburg | 53 | D | 0 | — |
| 19 | 33784 | Saint Petersburg | 53 | D | 0 | — |
| 20 | 32038 | Fort White | 48 | D | 21 (13 health) | $179K |
| 21 | 33716 | Saint Petersburg | 45 | D | 0 | $164K |
| 22 | 33702 | Saint Petersburg | 40 | D | 0 | $294K |
| 23 | 33767 | Clearwater Beach | 40 | D | 0 | $705K |
Recommended Buyer Guides for Columbia County
Strictly editorial — no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Columbia County, Florida
Overview
Columbia County in Florida covers 23 ZIP codes with an average Home Safety Score of C (57/100).
6 of 23 ZIP codes have recorded EPA violations. 29 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.