Flowery Branch, GA Water Safety: 66/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Within Flowery Branch, water safety data for GA reveals moderate quality — federal standards are generally met, but documented exceptions exist in specific service areas.
How Flowery Branch Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Flowery Branch Water
- Average lead level: 0.012 mg/L.
- Homes built before 1986: 19% — older plumbing may contain lead solder.
- Estimated remediation: $2,200 per household.
- CDC health risk index: 12.83 — above typical levels.
Who Supplies Your Water in Flowery Branch
Residential water in Flowery Branch, GA is supplied by 3 separate utilities — not one centralized authority. Each of those providers operates under its own service territory boundary, maintains its own distribution infrastructure, and files compliance documentation with the EPA on its own timeline. Federal data counts 3 water systems in the area, with these providers collectively accounting for the dominant share of household connections.
Overview
We track water quality and home safety data for 1 ZIP code in Flowery Branch, Georgia (population ~38,300), covering 3 community water systems serving approximately 1,119,594 people region-wide.
No EPA violations recorded across any ZIP codes in Flowery Branch — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Flowery Branch: C (66/100)
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
Flowery Branch water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0120 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)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 30542 | C | GWINNETT CO. DEPT. OF WATER RESOURCES | 975,000 |
All ZIP Codes in Flowery Branch
- 30542 [C]
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 Flowery Branch
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
Housing & Infrastructure in Flowery Branch
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
The year 1986 marks a critical threshold in residential plumbing safety: that's when the federal government banned lead solder from new construction, closing a major pathway for lead entering household drinking water via pipe joints. Flowery Branch's median build year of 2009 signals that most of the city's housing was built under the newer standard. The distribution above tells the full story — the post-1986 majority lowers aggregate risk, but the pre-1986 share still deserves scrutiny from anyone living in or purchasing an older home.
Most homes in Flowery Branch 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 Flowery Branch Homeowners
Setting Flowery Branch remediation figures against its property market, the resulting ratio sits comfortably in the low tier — a classification that reflects the kind of household financial position where most homeowners can identify documented issues, schedule the work, and absorb the cost without it registering as a significant budget disruption.
Remediation costs in Flowery Branch are relatively low compared to home values. The $1,200–$3,400 estimated range is a small fraction of median property value. Home values are 57% above the Georgia average.
Lead Exposure Risk for Children in Flowery Branch
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.
Reading aggregate data alone gives a clean picture for Flowery Branch — system samples below the federal action mark and 19% pre-rule housing — yet that math averages many service connections. A one-tap draw gives the only direct read for a specific home.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Flowery Branch
A moderate NFIP record for Flowery Branch — 9 insurance claims paired with 100% of ZIP codes in FEMA flood zones — points to a flood history where water-quality pathways have likely been periodically relevant.
Flowery Branch has a moderate flood history with 9 FEMA claims averaging $2,730 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>$2,200</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 Flowery Branch
- Test your water at home. City-level data shows averages — your tap may differ. Lead testing is especially recommended given the area's lead levels.
- 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.
Deep Dive Reports
Detailed analysis for Flowery Branch, GA