Dunnellon, FL: 5 Health Violations — 77/100 (2026)
5 ZIP codes · 13 water systems · Updated 2026-06-03
Drinking water tracked for Dunnellon by FL authorities posts above-average scores — the majority of systems are free from health-based exceedances and the city's grade sits above the state median.
How Dunnellon Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Dunnellon, FL
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
How ZIP codes in Dunnellon score across all safety grades.
What You Should Know About Dunnellon Water
- Your city's water systems recorded 125 violations in the past 5 years.
- Average lead level: 0.0008 mg/L.
- Homes built before 1986: 36% — older plumbing may contain lead solder.
- Estimated remediation: $2,160 per household.
- CDC health risk index: 15.59 — above typical levels.
Who Supplies Your Water in Dunnellon
Water delivery in Dunnellon, FL is handled by 3 utilities rather than a single system — drawn from 13 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 5 ZIP codes in Dunnellon, Florida (population ~40,779), covering 13 community water systems serving approximately 161,732 people region-wide.
5 of 5 ZIP codes (100%) have recorded EPA violations. 5 health-based violations documented.
Home Safety Score
Average Home Safety Score for Dunnellon: B (77/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Dunnellon water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0008 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 5 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Total Coliform | Microbiological | 72 | 5 |
| Consumer Confidence Report Rule | Reporting | 42 | 5 |
| Stage 1 DBP Rule | Treatment Technique | 12 | 5 |
| Stage 2 DBP Rule | Treatment Technique | 12 | 5 |
| Lead | Inorganic | 6 | 5 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 34430 | B | 25 | 1 | Citrus Springs - Pine Ridge |
| 34431 | B | 25 | 1 | Dunnellon, City of (2 Wps) |
| 34432 | B | 25 | 1 | Dunnellon, City of (2 Wps) |
| 34433 | B | 25 | 1 | Citrus Springs - Pine Ridge |
| 34434 | B | 25 | 1 | Citrus Springs - Pine Ridge |
All ZIP Codes in Dunnellon
- 34430 [B] — 25 violations ⚠
- 34431 [B] — 25 violations ⚠
- 34432 [B] — 25 violations ⚠
- 34433 [B] — 25 violations ⚠
- 34434 [B] — 25 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Dunnellon
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in Dunnellon Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Dunnellon
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Pre-1986 construction carries elevated plumbing-era lead risk because lead solder was widely used before that federal ban. In Dunnellon, the median build year of 1992 indicates a housing stock where that older fraction represents a significant share of the residential inventory.
Most homes in Dunnellon were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Dunnellon Homeowners
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in Dunnellon is notably favorable — the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in Dunnellon are relatively low compared to home values. The $1,150–$3,640 estimated range is a small fraction of median property value. Home values are 36% below the Florida average.
Lead Exposure Risk for Children in Dunnellon
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
When older housing represents 36% of the local inventory or aggregate readings approach the federal action level, an in-home check becomes the standard way to translate citywide averages into the specific reality of an individual Dunnellon address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Dunnellon
Over the multi-decade window covered by the National Flood Insurance Program, Dunnellon has accumulated 58 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Dunnellon has a moderate flood history with 58 FEMA claims averaging $18,415 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,160</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Dunnellon, FL