Is Seymour, WI tap water safe?
The short answer
Neither of the 2 utilities serving Seymour has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Wisconsin’s records.
Eau Claire Waterworks, which serves the most people here, has 3 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Eau Claire Waterworks is moderately hard, typically 107 mg/L (6.3 grains per gallon). How Wisconsin’s water compares.
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 Seymour’s ZIP codes, from EPA’s estimates.
- Open report
Eau Claire Waterworks
Wisconsin · serves 70,587 people · about 1,200 in Seymour
3 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal. Hardness: moderately hard, typically 107 mg/L (6.3 grains per gallon).
No health-based violations since 2016
- Open report
Seymour Waterworks
Wisconsin · serves 3,601 people · under 100 in Seymour
3 results above the health goal. The worst: Arsenic at 1.4 ppb, above the health goal. Hardness: very hard, typically 285 mg/L (16.7 grains per gallon).
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 Eau Claire Waterworks’s water, which serves the most people here. Another utility’s report names what handles its own results.
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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: Lead, Arsenic
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: Lead, Arsenic
Water testing near Seymour
The 3 labs Wisconsin certifies closest to Seymour, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
AgSource Laboratories
Marshfield, WI · about 14 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Badger Laboratories - Stevens Point
Stevens Point, WI · about 18 miles
Certified for bacteria, organic chemicals, disinfection byproducts
UWSP Water and Environmental Analysis Lab
Stevens Point, WI · about 18 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
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 WisconsinWhich ZIP codes are in Seymour: 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 Seymour
Towns nearby with a page of their own.
What to do next
- Read Eau Claire Waterworks’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water