Lilburn, GA: High Radon Risk — 50/100 (2026)
2 ZIP codes · 4 water systems · Updated 2026-06-03
Public water data for Lilburn, GA shows a low safety grade — health-based violations appear across a meaningful share of service areas in current EPA records.
How Lilburn Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Lilburn Residents
- Estimated remediation: $1,500 per household.
- CDC health risk index: 11.57.
Lilburn's Water Providers
4 water systems are tracked federally in Lilburn, GA. The top 3 providers collectively serve most residential addresses, but because they operate independently, infrastructure maintenance standards and compliance histories differ from one service zone to another.
Overview
We track water quality and home safety data for 2 ZIP codes in Lilburn, Georgia (population ~70,592), covering 4 community water systems serving approximately 2,808,693 people region-wide.
No EPA violations recorded across any ZIP codes in Lilburn — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Lilburn: D (50/100)
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
Lilburn water systems draw from: Groundwater, Surface water.
Lead & Copper
- Lead data: not yet available for Lilburn
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
- Zone 1 (High): 1 ZIP code
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 1 ZIP code
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 30047 | C | GWINNETT CO. DEPT. OF WATER RESOURCES | 975,000 |
| 30048 | D | JONES MOBILE HOME PARK | 800 |
All ZIP Codes in Lilburn
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.
Lilburn Community Health Snapshot
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
How Remediation Costs Compare in Lilburn
How much of a Lilburn home's value does documented remediation represent? A small fraction — the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.
Remediation costs in Lilburn are relatively low compared to home values. The $1,000–$2,000 estimated range is a small fraction of median property value. Home values are 48% above the Georgia average.
Lilburn: Flood History & Water Damage Risk
Flood activity in Lilburn is neither negligible nor at the level of the highest-exposure areas in the NFIP dataset. The 96-claim record and 50% flood zone coverage suggest a community that has experienced recurrent events but has not faced the kind of sustained, severe exposure where water-supply contamination becomes a primary public health concern. It sits in a middle range where flood history merits inclusion in any complete local water quality picture.
Lilburn has a moderate flood history with 96 FEMA claims averaging $27,469 per payout. 50% 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>$1,500</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.
What You Can Do in Lilburn
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Lilburn, GA