Public EPA test results
What EPA records show for Soos Creek Water & Sewer District
EPA system ID WA5340100 · serves King County, WA · about 74,172 people (EPA records)
Here's what EPA has on file for this water system: its testing for newer contaminants like PFAS (UCMR 5), lead testing and violations. It's not a test of your tap, and there's no Water Score here.
Public EPA test results
Soos Creek Water & Sewer District (EPA WA5340100)
What EPA records show for Soos Creek Water & Sewer District, as of October 14, 2026
We found no health-standard violations in EPA's records for this system (WA5340100) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Soos Creek Water & Sewer District (SDWIS). Data as of October 14, 2026.
This system buys water from Seattle Public Utilities (WA5377050); see that system's records.
Source: Seattle Public Utilities (WA5377050) report. Data as of October 14, 2026.
EPA's UCMR 5 testing looked for 30 contaminants here and found none.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Soos Creek Water & Sewer District use chloramine?
We didn't find chloramine in Soos Creek Water & Sewer District's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
What EPA records show for this system
Reported results in EPA records (data as of Oct 14–15, 2026)