Is Shorewood Hills, WI tap water safe?
The short answer
1 of the 2 utilities serving Shorewood Hills has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Wisconsin’s records: Madison Water Utility.
Madison Water Utility, which serves the most people here, has 3 results above the health goal. The worst: Lead at 1.8 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Madison Water Utility is very hard, typically 345 mg/L (20.2 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 Shorewood Hills’s ZIP codes, from EPA’s estimates.
- Open report
Madison Water Utility
Wisconsin · serves 272,000 people · about 2,800 in Shorewood Hills
3 results above the health goal. The worst: Lead at 1.8 ppb, above the health goal. Hardness: very hard, typically 345 mg/L (20.2 grains per gallon).
1 health-based violation since 2016
- Open report
Shorewood Hills Waterworks
Wisconsin · serves 1,670 people · about 260 in Shorewood Hills
1 result above the health goal. The worst: Lead 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 Madison Water Utility’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 Shorewood Hills
The 3 labs Wisconsin certifies closest to Shorewood Hills, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Wisconsin State Laboratory of Hygiene
Madison, WI · about 3 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
Public Health Madison & Dane County
Madison, WI · about 4 miles
Certified for bacteria
Wisconsin Department of Agriculture, Trade and Consumer Protection
Madison, WI · about 10 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 Shorewood Hills
Which ZIP codes are in Shorewood Hills: 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 Shorewood Hills
Other towns in Dane County with a page of their own.
What to do next
- Read Madison Water Utility’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