WATSEKA

Illinois — Community Water System — PWSID: IL0750900

System Information

PWSID	IL0750900
System Name	WATSEKA
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	Feb 13, 1981
Last Reported	Dec 4, 2025

Location & Contact

State	Illinois
City	WATSEKA
ZIP Code	60970
Address	230 W NORTH ST.
Organization	GROSVENOR, LOREN
Phone	815-432-2960

Population & Service

Population Served	5,500
Service Connections	2,500

Drinking Water Violations (83)

This water system has 83 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, 2025	—	Consumer Confidence Rule	Other	No	No	—	—	—	Unaddressed	—	Consumer Confidence Rule
Dec 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 5, 2024	Consumer Confidence Rule
Dec 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 5, 2024	Consumer Confidence Rule
Aug 1, 2017	Jul 31, 2018	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017	Jul 31, 2018	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Jul 31, 2018	Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010	Sep 30, 2010	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010	Sep 30, 2010	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010	Sep 30, 2010	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2010	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2007	Dec 31, 2007	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2007	Arsenic Rule
Oct 1, 2007	Dec 31, 2007	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2007	Arsenic Rule
May 1, 2007	May 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2007	Total Coliform Rule
May 1, 2007	May 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2007	Total Coliform Rule
May 1, 2007	May 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2007	Total Coliform Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Apr 1, 2007	Jun 30, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Jan 1, 2007	Mar 31, 2007	Arsenic	MCL	Yes	No	.02 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2007	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Oct 1, 2006	Dec 31, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jul 1, 2006	Sep 30, 2006	Arsenic	MCL	Yes	No	.018 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2006	Arsenic Rule
Jun 1, 2006	Jun 30, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2006	Total Coliform Rule
Jun 1, 2006	Jun 30, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2006	Total Coliform Rule

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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