Is Lac du Flambeau, WI tap water safe?
The short answer
Neither of the 2 utilities serving Lac du Flambeau has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Wisconsin’s records.
Lac Du Flambeau, which serves the most people here, has 2 results above the health goal. The worst: Arsenic at 0.75 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Lac du Flambeau’s ZIP codes, from EPA’s estimates.
- Open report
Lac Du Flambeau
Wisconsin · serves 2,962 people · under 100 in Lac du Flambeau
2 results above the health goal. The worst: Arsenic at 0.75 ppb, above the health goal.
No health-based violations since 2016
- Open report
Forest Edge Apartments LLC
Wisconsin · serves 100 people · lists Lac du Flambeau among the places it serves
1 result above the health goal. The worst: Arsenic at 1.7 ppb, above the health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Lac Du Flambeau’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic, Lead
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic, Lead
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic, Lead
Water testing near Lac du Flambeau
The 3 labs Wisconsin certifies closest to Lac du Flambeau, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Eagle River Health Department Laboratory
Eagle River, WI · about 30 miles
Certified for bacteria
Iron County Health Department
Hurley, WI · about 30 miles
Certified for bacteria, nitrate
Oneida County Health Department
Rhinelander, WI · about 35 miles
Certified for bacteria
Wisconsin State Laboratory of Hygiene: Well water test kits ordered by phone and shipped free; you pay to mail the sample back, and the lab bills you after testing. Tests run from bacteria alone to a homeowner package covering bacteria, nitrate, fluoride, metals, hardness, volatile organic compounds and atrazine. Bacteria is $35, nitrate $35, lead $38, and the homeowner package $450, as of July 1, 2026. Public Environmental and Water Testing Prices, Wisconsin State Laboratory of Hygiene.
All 156 certified labs for WisconsinZIP codes in Lac du Flambeau
Which ZIP codes are in Lac du Flambeau: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Wisconsin DNR and DATCP, certified and approved drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Lac du Flambeau
Towns nearby with a page of their own.
What to do next
- Read Lac Du Flambeau’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for ArsenicRanked by certification and what they cost over five years.The best reverse osmosis systems, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water