KING COUNTY WATER DISTRICT NO 90

Washington — Community Water System — PWSID: WA5341150

System Information

PWSIDWA5341150
System NameKING COUNTY WATER DISTRICT NO 90
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityRenton
ZIP Code98059
Address15606 SE 128th St
OrganizationKING COUNTY WATER DISTRICT NO 90
Phone

Population & Service

Population Served20,100
Service Connections8,166

Drinking Water Violations (261)

This water system has 261 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 19, 2025 Consumer Confidence Rule
Jul 1, 2021 Consumer Confidence Rule Other No No Resolved Aug 26, 2021 Consumer Confidence Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2007 Nitrate Rule
Apr 1, 2005 Jun 30, 2005 p-Dichlorobenzene MR No Yes 0.075 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 p-Dichlorobenzene MR No Yes 0.075 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Trichloroethylene MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Jun 30, 2005 Volatile Organic Chemicals
Apr 1, 2005 Jun 30, 2005 Trichloroethylene MR No Yes 0.005 mg/L Resolved Jun 30, 2005 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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