Drinking Water Systems in Vashon, Washington
9 water systems are reported for this city, with a combined service population of 10,129. The systems have 11 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving Vashon
QUARTERMASTER HEIGHTS WATER ASSN
70 served37 historical records1 recent
B
BURTON WATER COOPERATIVE
964 served6 historical records
A
DOCKTON WATER ASSOCIATION
992 served38 historical records
A
NEEDLE CREEK WATER SYSTEM
50 served18 historical records3 recent
C
MAURY MUTUAL WATER CO
233 served7 historical records3 recent
C
WATER DISTRICT 19
5,335 served129 historical records1 recent
C
SHAWNEE HILL CONDOMINIUM WS
44 served49 historical records1 recent
B
Gold Beach Water Company
390 served11 historical records1 recent
B
HEIGHTS WATER
2,051 served3 historical records1 recent
B
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)45 records
Consumer Confidence Rule17 records
Nitrate9 records
Benzene8 records
Revised Total Coliform Rule7 records
Gross Alpha6 records
Pentachlorophenol6 records
1,2,4-Trichlorobenzene5 records
Vinyl Chloride5 records
o-Dichlorobenzene5 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.