
Sammamish, Washington | Municipal Water Utility Company | Public Service Announcement
Residents served by Sammamish Plateau Water and Sewer should be aware that local tap water may contain several concerning contaminants including but not limited to Polychlorinated biphenyls (PCBs), Tetradecanoic acid and sec-Butylbenzene, along with significantly elevated levels of water hardness. Sammamish Plateau Water and Sewer provides municipal water to this community from Groundwater sources.
What's in your tap water?
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Sammamish Plateau Water and Sewer Area Details

Area served:
Sammamish, Washington

Population served:
54780

Water source:
Groundwater

Phone:
425-392-6256

Address:
1510 228th Avenue Se, Sammamish, WA 98075

3date
Contaminants Detected In Sammamish, Washington
Arsenic; Bromodichloromethane; Chloroform; Chromium (hexavalent); Dichloroacetic acid; Total trihalomethanes (TTHMs); Trichloroacetic acid; Bromodichl… more

For a Limited Time - Get the Sammamish Plateau Water and Sewer Official Water Score Report for Free.
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Sammamish Plateau Water and Sewer
Annual Municipal Water Report
List of Municipal Water Contaminants Tested by Sammamish Plateau Water and Sewer
Tested But Not Detected:
1,1,1,2-Tetrachloroethane; 1,1,1-Trichloroethane; 1,1,2-Trichloroethane; 1,1-Dichloroethane; 1,1-Dichloroethylene; 1,2,3-Trichloropropane; 1,2,4-Trichlorobenzene; 1,2,4-Trimethylbenzene; 1,2-Dibromo-3-chloropropane (DBCP); 1,2-Dichloroethane; 1,2-Dichloropropane; 1,3,5-Trimethylbenzene; 1,3-Butadiene; 1,4-Dioxane; 17-beta-Estradiol; 2,4,5-TP (Silvex); 2,4-D; 2,4-DB; 4-Androstene-3,17-dione; 4-Nitrophenol; Acifluorfen (Blazer); Alachlor (Lasso); Aldicarb; Aldicarb sulfone; Aldicarb sulfoxide; Antimony; Atrazine; Barium; Benzene; Benzoic acid; Benzo[a]pyrene; Beryllium; Bromacil; Bromobenzene; Bromochloromethane; Bromomethane; Butachlor; Cadmium; Carbaryl; Carbofuran; Carbon tetrachloride; Chloramben; Chlordane; Chlorodifluoromethane; Chloromethane; cis-1,2-Dichloroethylene; Cobalt; Cyanide; Dalapon; DCPA di-acid degradate; Di(2-ethylhexyl) adipate; Di(2-ethylhexyl) phthalate; Dicamba; Dichlorodifluoromethane; Dichloromethane (methylene chloride); Dieldrin; Dinoseb; Endrin; Equilin; Estriol; Estrone; Ethinyl estradiol; Ethylbenzene; Ethylene dibromide; Fluorene; Heptachlor; Heptachlor epoxide; Hexachlorobenzene (HCB); Hexachlorocyclopentadiene; Lindane; m- & p-Xylene; Mercury (inorganic); Methomyl; Methoxychlor; Metolachlor; Metribuzin; Molybdenum; Monobromoacetic acid; Monochlorobenzene (chlorobenzene); n-Butylbenzene; Naphthalene; Nitrite; o-Chlorotoluene; o-Dichlorobenzene; o-Xylene; Oxamyl (Vydate); p-Dichlorobenzene; p-Isopropyltoluene; Pentachlorophenol; Perfluorobutane sulfonate (PFBS); Perfluoroheptanoic acid (PFHPA); Perfluorohexane sulfonate (PFHXS); Perfluorononanoic acid (PFNA); Perfluorooctane sulfonate (PFOS); Perfluorooctanoic acid (PFOA); Picloram; Polychlorinated biphenyls (PCBs); Propachlor; Radium; combined (-226 & -228); Radium-228; sec-Butylbenzene; Selenium; Silver; Simazine; Styrene; Testosterone; Tetrachloroethylene (perchloroethylene); Thallium; Toluene; Toxaphene; trans-1,2-Dichloroethylene; Trichloroethylene; Trichlorofluoromethane; Vinyl chloride; Xylenes (total)

What's in your tap water?

Discover which contaminants exceed Legal and Health Guidelines in your water supply.
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Sammamish Plateau Water and Sewer
About Us
We strive to provide safe, reliable water service to our community while maintaining the highest standards of quality and environmental stewardship.

For more information on your municipal water, visit the U.S. Environmental Protection Agency:
Sammamish Plateau Water and Sewer Municipal Water Company and EPASammamish Plateau Water and Sewer Municipal Water Report Info
The EPA provides comprehensive information about local water quality standards, testing procedures, and health guidelines. Their resources can help you understand potential contaminants in your area's water supply and their health implications.
Municipal Water Utility Company FAQ

For more information on your municipal water, visit the U.S. CDC:
Sammamish Plateau Water and Sewer Municipal Water Company and CDCThe CDC offers valuable guidance on household water safety, potential health risks from contaminated water, and recommended precautions for vulnerable populations including children, elderly, and those with compromised immune systems.

Sammamish Plateau Water and Sewer provides municipal water services to residents of Sammamish and surrounding Washington communities.
Free Water Safety Report for Sammamish Plateau Water and Sewer. (limited time offer)

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