Lac Du Flambeau, WI Water Safety: 83/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-04
Water utilities in Lac Du Flambeau have maintained a consistent compliance record over recent monitoring periods — the city's above-average grade in WI reflects low violation rates and no systemic health concerns flagged in current data.
How Lac Du Flambeau Compares
Data: EPA SDWIS Last verified: 2026-06-04
What You Should Know About Lac Du Flambeau Water
- Average lead level: 0.0001 mg/L.
- Homes built before 1986: 58% — older plumbing may contain lead solder.
- Estimated remediation: $900 per household.
- CDC health risk index: 15.02 — above typical levels.
Who Supplies Your Water in Lac Du Flambeau
With one provider handling most of Lac Du Flambeau's residential supply in WI, water service accountability is concentrated in a single utility among the 1 system on record.
Overview
We track water quality and home safety data for 1 ZIP code in Lac Du Flambeau, Wisconsin, covering 1 community water system serving approximately 2,919 people.
No EPA violations recorded across any ZIP codes in Lac Du Flambeau — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Lac Du Flambeau: B (83/100)
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
Lac Du Flambeau water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0001 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 |
|---|---|---|---|
| 54538 | B | Forest Edge Apartments Llc | 100 |
All ZIP Codes in Lac Du Flambeau
- 54538 [B]
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 Lac Du Flambeau
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 Lac Du Flambeau
With 58% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing — from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Lac Du Flambeau, where the median build year is 1987, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.
Over half of homes in Lac Du Flambeau were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Lac Du Flambeau Homeowners
Placing remediation in the context of Lac Du Flambeau's property market, the equity share is low — most homeowners here are weighing a financial commitment that fits comfortably within routine property planning, far from the threshold where remediation becomes a material equity decision rather than a standard upkeep consideration.
Remediation costs in Lac Du Flambeau are relatively low compared to home values. The $300–$1,600 estimated range is a small fraction of median property value. Home values are 18% above the Wisconsin average.
Lead Exposure Risk for Children in Lac Du Flambeau
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 the local data together points toward a structural gap that matters more here than in low-exposure communities. 58% of Lac Du Flambeau stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Lac Du Flambeau, WI