AVISTON, IL · Montgomery County

COFFEEN Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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): IL1350150
System type: Community Water System
Population served: 647
Service connections: 290
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 2025
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2024 – July 1, 2025
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2024 – September 30, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2023 – July 10, 2024
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2022 – January 11, 2023
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 6, 2019 – July 23, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2019 – September 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2019 – June 30, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2018 – November 30, 2018
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2011 – June 20, 2011
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
January 5, 2006 – March 14, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2005 – April 30, 2005
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – November 29, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2004 – October 31, 2004
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2004 – October 24, 2004
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
April 1, 1995 – June 30, 1995
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
October 1, 1994 – December 31, 1994
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
July 1, 1994 – September 30, 1994
Resolved
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
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1993 – April 30, 1993
Archived
Monitoring, Regular
—
Barium
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Selenium
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

Unaddressed no corrective action on record yetResolved 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
July 1, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Unaddressed
July 1, 2024 – July 1, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2023 – July 10, 2024	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
December 30, 2022 – January 11, 2023	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 6, 2019 – July 23, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2019 – September 30, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
November 1, 2018 – November 30, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2011 – June 20, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 5, 2006 – March 14, 2006	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
July 1, 2005 – July 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2005 – April 30, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2004 – November 29, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2004 – October 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2004 – October 24, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 1995 – June 30, 1995	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
October 1, 1994 – December 31, 1994	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
July 1, 1994 – September 30, 1994	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
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
April 1, 1993 – April 30, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Barium	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Selenium	—	Archived
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 5, 2025State Public Notification received1 linked violation
July 29, 2025State Public Notification requested1 linked violation
July 29, 2025State Violation/Reminder Notice1 linked violation
July 1, 2025State Compliance achieved1 linked violation
November 26, 2024State Compliance achieved1 linked violation
November 3, 2024State Violation/Reminder Notice1 linked violation
October 11, 2024State Public Notification requested1 linked violation
October 11, 2024State Violation/Reminder Notice1 linked violation
July 10, 2024State Compliance achieved1 linked violation
December 11, 2023State Violation/Reminder Notice1 linked violation
January 24, 2023State Public Notification requested1 linked violation
January 24, 2023State Violation/Reminder Notice1 linked violation
January 11, 2023State Compliance achieved1 linked violation
December 5, 2019State Compliance achieved2 linked violations
October 21, 2019State Public Notification received1 linked violation
September 18, 2019State Public Notification requested1 linked violation
September 18, 2019State Violation/Reminder Notice1 linked violation
September 9, 2019State Bilateral Compliance Agreement signed2 linked violations
August 12, 2019State Violation/Reminder Notice1 linked violation
July 24, 2019State Public Notification received1 linked violation
July 23, 2019State Compliance achieved1 linked violation
July 10, 2019State Public Notification received1 linked violation
July 10, 2019State Public Notification received1 linked violation
July 2, 2019State Formal Notice of Violation issued2 linked violations
June 5, 2019State Violation/Reminder Notice1 linked violation
June 5, 2019State Public Notification requested1 linked violation
December 12, 2018State Violation/Reminder Notice1 linked violation
December 12, 2018State Public Notification requested1 linked violation
December 12, 2018State Violation/Reminder Notice1 linked violation
December 12, 2018State Public Notification requested1 linked violation
December 10, 2018State Compliance achieved2 linked violations
December 1, 2015State Bilateral Compliance Agreement signed1 linked violation
November 20, 2015State Compliance achieved1 linked violation
October 2, 2015State Public Notification received1 linked violation
September 14, 2015State Formal Notice of Violation issued1 linked violation
August 27, 2015State Public Notification requested1 linked violation
August 27, 2015State Violation/Reminder Notice1 linked violation
February 21, 2012State Compliance achieved1 linked violation
February 16, 2012State Violation/Reminder Notice1 linked violation
June 20, 2011State Compliance achieved1 linked violation
June 15, 2011State Violation/Reminder Notice1 linked violation
October 17, 2006State Public Notification received4 linked violations
July 21, 2006State Public Notification received2 linked violations
March 14, 2006State Public Notification received2 linked violations
March 14, 2006State Compliance achieved2 linked violations
February 10, 2006State Violation/Reminder Notice2 linked violations
February 1, 2006State Compliance achieved3 linked violations
December 2, 2005State Bilateral Compliance Agreement signed2 linked violations
October 5, 2005State Formal Notice of Violation issued2 linked violations
September 20, 2005State Compliance achieved2 linked violations
September 12, 2005State Public Notification requested1 linked violation
September 12, 2005State Violation/Reminder Notice1 linked violation
September 7, 2005State Violation/Reminder Notice1 linked violation
September 7, 2005State Public Notification requested1 linked violation
August 24, 2005State Compliance achieved1 linked violation
August 1, 2005State Public Notification requested2 linked violations
August 1, 2005State Violation/Reminder Notice2 linked violations
June 15, 2005State Violation/Reminder Notice1 linked violation
June 15, 2005State Public Notification requested1 linked violation
June 8, 2005State Public Notification requested1 linked violation
June 8, 2005State Violation/Reminder Notice1 linked violation
May 31, 2005State Compliance achieved1 linked violation
January 4, 2005State Public Notification requested1 linked violation
January 4, 2005State Public Notification requested1 linked violation
January 4, 2005State Violation/Reminder Notice1 linked violation
January 4, 2005State Violation/Reminder Notice1 linked violation
October 24, 2004State Compliance achieved1 linked violation
October 24, 2004State Bilateral Compliance Agreement signed1 linked violation
August 30, 2004State Formal Notice of Violation issued1 linked violation
July 10, 2004State Violation/Reminder Notice1 linked violation
August 23, 1995State Compliance achieved4 linked violations
July 1, 1995State Public Notification requested1 linked violation
July 1, 1995State Violation/Reminder Notice1 linked violation
April 1, 1995State Violation/Reminder Notice1 linked violation
April 1, 1995State Public Notification requested1 linked violation
January 1, 1995State Public Notification requested1 linked violation
January 1, 1995State Violation/Reminder Notice1 linked violation
October 1, 1994State Public Notification requested1 linked violation
October 1, 1994State Violation/Reminder Notice1 linked violation
September 18, 1994State Public Notification requested2 linked violations
September 18, 1994State Public Notification requested1 linked violation
September 18, 1994State Violation/Reminder Notice1 linked violation
August 20, 1994State Public Notification requested1 linked violation
August 20, 1994State Violation/Reminder Notice1 linked violation
August 16, 1994State Public Notification received1 linked violation
December 25, 1993State Public Notification requested1 linked violation
December 25, 1993State Violation/Reminder Notice1 linked violation
December 25, 1993State Public Notification requested3 linked violations
May 29, 1993State Violation/Reminder Notice1 linked violation
May 29, 1993State Public Notification requested1 linked violation

Contact

HORSTMANN, CHRISTOPHER L.

618-973-0633

AVISTON, IL 62216