Tenino City of

Washington — Community Water System — PWSID: WA5387400

System Information

PWSIDWA5387400
System NameTenino City of
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityTENINO
ZIP Code98589
AddressPO BOX 4019
OrganizationTenino City of
Phone

Population & Service

Population Served3,336
Service Connections756

Drinking Water Violations (118)

This water system has 118 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2024 Consumer Confidence Rule Other No No Resolved Feb 24, 2025 Consumer Confidence Rule
Jan 1, 2021 Dec 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Dec 31, 2009 Nitrate MR No Yes 10 mg/L Archived Dec 31, 2009 Nitrate Rule
Jan 1, 2008 Dec 31, 2010 Barium MR No Yes 2 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Antimony, Total MR No Yes 0.006 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Arsenic MR No Yes 0.010 mg/L Resolved Dec 31, 2010 Arsenic Rule
Jan 1, 2008 Dec 31, 2010 Chromium MR No Yes 0.1 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Mercury MR No Yes 0.002 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Selenium MR No Yes 0.05 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Thallium, Total MR No Yes 0.002 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Nickel MR No Yes Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 CYANIDE MR No Yes 0.2 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Cadmium MR No Yes 0.005 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Beryllium, Total MR No Yes 0.004 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2010 Fluoride MR No Yes 4.0 mg/L Resolved Dec 31, 2010 Inorganic Chemicals
Jan 1, 2005 Dec 31, 2007 Styrene MR No Yes 0.1 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Styrene MR No Yes 0.1 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Tetrachloroethylene MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Tetrachloroethylene MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Tetrachloroethylene MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Dec 31, 2007 Volatile Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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