Is Bryn Mawr-Skyway, WA tap water safe?
The short answer
None of the 4 utilities serving Bryn Mawr-Skyway has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records.
Skyway Water & Sewer, which serves the most people here, has nothing above a health goal in EPA’s and Washington’s records. That data covers what its report lists, not everything.
The water from Skyway Water & Sewer is moderately hard, typically 112 mg/L (6.5 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 Bryn Mawr-Skyway’s ZIP codes, from EPA’s estimates.
- Open report
Skyway Water & Sewer
Washington · serves 12,036 people · about 6,600 in Bryn Mawr-Skyway
Nothing in its records is above a health goal. Hardness: moderately hard, typically 112 mg/L (6.5 grains per gallon).
No health-based violations since 2016
- Open report
Seattle Public Utilities
Washington · serves 1.2 million people · about 5,600 in Bryn Mawr-Skyway
1 result above the health goal. The worst: Lead at 1.6 ppb, above the health goal. Hardness: soft, typically 26 mg/L (1.5 grains per gallon).
No health-based violations since 2016
- Open report
City of Renton
Washington · serves 108,091 people · about 2,000 in Bryn Mawr-Skyway
1 result above the health goal. The worst: Lead at 1.9 ppb, above the health goal. Hardness: soft to hard depending on the source, 48 to 125 mg/L (2.8 to 7.3 grains per gallon).
No health-based violations since 2016
- Open report
Tukwila Water Department
Washington · serves 36,298 people · about 760 in Bryn Mawr-Skyway
Nothing in its records is above a health goal.
No health-based violations since 2016
Water testing near Bryn Mawr-Skyway
The 3 labs Washington certifies closest to Bryn Mawr-Skyway, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
AmTest Laboratories
Renton, WA · about 2 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, disinfection byproducts
Analytical Resources, LLC
Tukwila, WA · about 3 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
Friedman & Bruya, Inc.
Seattle, WA · about 4 miles
Certified for lead and copper, metals
ZIP codes in Bryn Mawr-Skyway
Which ZIP codes are in Bryn Mawr-Skyway: 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 Bryn Mawr-Skyway
Other towns in King County with a page of their own.
What to do next
- Read Skyway Water & Sewer’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Decide if you want a filter at allA filter for taste or chlorine is a preference, not a need. The standards say what each kind can do.NSF/ANSI standards, decoded
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water