CHETEK WATERWORKS

Wisconsin — Community Water System — PWSID: WI6030129

System Information

PWSID	WI6030129
System Name	CHETEK WATERWORKS
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	05
Serves School	No
Wholesaler	No
First Reported	Jan 28, 1981
Last Reported	Dec 17, 2025

Location & Contact

State	Wisconsin
City	CHETEK
ZIP Code	54728
Address	CITY CLERK/TREASURER
Organization	CITY OF CHETEK
Phone	—

Population & Service

Population Served	1,931
Service Connections	715

Drinking Water Violations (376)

This water system has 376 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
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Jan 1, 2021	Dec 31, 2021	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2021	Nitrate Rule
Nov 1, 2009	Nov 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2009	Total Coliform Rule
Nov 1, 2009	Nov 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2009	Total Coliform Rule
Nov 1, 2009	Nov 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2009	Total Coliform Rule
Nov 1, 2009	Nov 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2009	Total Coliform Rule
Nov 1, 2009	Nov 30, 2009	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2009	Total Coliform Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 27, 2007	Total Coliform Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 27, 2007	Total Coliform Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 27, 2007	Total Coliform Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 27, 2007	Total Coliform Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 27, 2007	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 28, 2002	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 28, 2002	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 28, 2002	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 28, 2002	Total Coliform Rule
Jul 1, 2001	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Sep 27, 2001	Consumer Confidence Rule
Jul 1, 2001	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Sep 27, 2001	Consumer Confidence Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jan 1, 1999	Dec 31, 1999	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 1999	Inorganic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1,2-Trichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,2-Dichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1-Dichloroethylene	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Ethylbenzene	MR	No	Yes	—	0.7 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Ethylbenzene	MR	No	Yes	—	0.7 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	BHC-GAMMA	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 1999	Synthetic Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Xylenes, Total	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Xylenes, Total	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	o-Dichlorobenzene	MR	No	Yes	—	0.6 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	o-Dichlorobenzene	MR	No	Yes	—	0.6 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	CHLOROBENZENE	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Carbon tetrachloride	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,2-Dichloropropane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,2-Dichloropropane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1,2-Trichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1,2-Trichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Tetrachloroethylene	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	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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