Is Milton, WA tap water safe?
The short answer
Neither of the 2 utilities serving Milton has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records.
City of Milton, which serves the most people here, has 1 result above the health goal. The worst: Lead at 7.4 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from City of Milton is hard, typically 135 mg/L (7.9 grains per gallon). How Washington’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 Milton’s ZIP codes, from EPA’s estimates.
- Open report
City of Milton
Washington · serves 8,078 people · about 6,000 in Milton
1 result above the health goal. The worst: Lead at 7.4 ppb, above the health goal. Hardness: hard, typically 135 mg/L (7.9 grains per gallon).
No health-based violations since 2016
- Open report
Lakehaven Water and Sewer District
Washington · serves 148,809 people · about 860 in Milton
1 result above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 4.1 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: moderately hard to hard depending on the source, 100 to 146 mg/L (5.8 to 8.5 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 City of Milton’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Milton
The 3 labs Washington certifies closest to Milton, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Water Management Laboratories, Inc.
Tacoma, WA · about 6 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
AmTest Laboratories
Renton, WA · about 16 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, disinfection byproducts
Analytical Resources, LLC
Tukwila, WA · about 16 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
ZIP codes in Milton
Which ZIP codes are in Milton: 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: Washington State Department of Ecology, Lab Accreditation Program, environmental laboratories accredited for drinking water analyses; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Milton
Other towns in King County with a page of their own.
What to do next
- Read City of Milton’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