WINCHESTER, IL · Scott County

EXETER-MERRITT WATER COOP Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

System facts

System ID (PWSID): IL1710010
System type: Community Water System
Population served: 820
Service connections: 328
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2024 – December 31, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2024 – September 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2014 – June 30, 2014
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2010 – June 30, 2010
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
June 1, 2010 – June 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1998 – July 31, 1998
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1995 – September 30, 1995
Archived
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1995 – June 30, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1994 – September 30, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1994 – August 31, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1994 – July 31, 1994
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 1994 – June 30, 1994
Archived
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1994 – May 31, 1994
Archived
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
May 1, 1994 – May 31, 1994
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2014 – June 30, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2010 – June 30, 2010	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 1998 – July 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 1995 – September 30, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1995 – June 30, 2001	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
September 1, 1994 – September 30, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
August 1, 1994 – August 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1994 – July 31, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 1, 1994 – June 30, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
May 1, 1994 – May 31, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
May 1, 1994 – May 31, 1994	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

May 9, 2025State Compliance achieved2 linked violations
April 23, 2025State Violation/Reminder Notice1 linked violation
March 20, 2025State Compliance achieved3 linked violations
December 18, 2024State Violation/Reminder Notice2 linked violations
November 12, 2024State Administrative/Compliance Order without penalty issued3 linked violations
September 30, 2024State Public Notification received1 linked violation
September 20, 2024State Public Notification requested2 linked violations
August 26, 2024State Formal Notice of Violation issued4 linked violations
July 31, 2024State Public Notification received1 linked violation
July 10, 2024State Public Notification requested1 linked violation
July 10, 2024State Violation/Reminder Notice1 linked violation
August 1, 2014State Public Notification received2 linked violations
July 21, 2014State Compliance achieved2 linked violations
July 16, 2014State Public Notification requested2 linked violations
July 16, 2014State Violation/Reminder Notice2 linked violations
July 16, 2014State Public Notification requested2 linked violations
August 5, 2010State Public Notification received3 linked violations
July 27, 2010State Public Notification received2 linked violations
July 16, 2010State Violation/Reminder Notice3 linked violations
July 16, 2010State Violation/Reminder Notice2 linked violations
June 24, 2010State Public Notification requested2 linked violations
September 15, 1998State Violation/Reminder Notice1 linked violation
September 15, 1998State Public Notification requested1 linked violation
December 2, 1995State Public Notification requested1 linked violation
December 2, 1995State Violation/Reminder Notice1 linked violation
September 3, 1994State Public Notification requested1 linked violation
September 3, 1994State Violation/Reminder Notice1 linked violation
July 30, 1994State Violation/Reminder Notice2 linked violations
July 30, 1994State Public Notification requested2 linked violations

Contact

GRUBB, STEVE

217-742-8559

WINCHESTER, IL 62694