MODESTO, IL · Macoupin County

PALMYRA-MODESTO WATER COMMISSION 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): IL1175150
System type: Community Water System
Population served: 110
Service connections: 44
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Regular
—
Atrazine
July 1, 2025 – September 30, 2025
Archived
Monitoring, Regular
—
Simazine
July 1, 2025 – September 30, 2025
Archived
Public Notification Violation for NPDWR Violation
—
Public Notice
May 30, 2025 – June 25, 2025
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2025 – June 30, 2025
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2025 – March 31, 2025
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
October 1, 2021 – October 31, 2021
Resolved
Single Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
October 1, 2021 – October 31, 2021
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
September 1, 2021 – September 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
June 1, 2021 – August 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
June 1, 2021 – August 31, 2021
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2016 – July 10, 2017
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
June 1, 2009 – June 30, 2009
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2006 – November 10, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2006 – October 31, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2006 – September 30, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2006 – June 30, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
May 1, 2006 – May 31, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2006 – June 30, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
April 1, 2006 – April 30, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 2006 – March 31, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2006 – February 28, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 2006 – January 31, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2006 – March 31, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2005 – December 31, 2005
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2005 – September 30, 2005
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2005 – June 30, 2005
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2005 – March 31, 2005
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
January 1, 2005 – January 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1998 – April 30, 1998
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 1996 – November 30, 1996
Archived
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
January 1, 1995 – March 31, 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
January 1, 1994 – March 31, 1994
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
October 1, 1993 – December 31, 1993
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
July 1, 1993 – September 30, 1993
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
April 1, 1993 – June 30, 1993
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Atrazine
January 1, 1993 – March 31, 1993
Resolved
Monitoring, Regular
—
Arsenic
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Barium
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Cadmium
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Fluoride
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Nitrate
June 25, 1979 – June 24, 1980
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025 – September 30, 2025	Monitoring, Regular	Atrazine	—	Archived
July 1, 2025 – September 30, 2025	Monitoring, Regular	Simazine	—	Archived
May 30, 2025 – June 25, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2025 – June 30, 2025	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2025 – March 31, 2025	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2021 – October 31, 2021	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
October 1, 2021 – October 31, 2021	Single Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
September 1, 2021 – September 30, 2021	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
June 1, 2021 – August 31, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
June 1, 2021 – August 31, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2016 – July 10, 2017	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
June 1, 2009 – June 30, 2009	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
November 1, 2006 – November 10, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2006 – October 31, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2006 – September 30, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
June 1, 2006 – June 30, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
May 1, 2006 – May 31, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
April 1, 2006 – June 30, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2006 – April 30, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
March 1, 2006 – March 31, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 1, 2006 – February 28, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 1, 2006 – January 31, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 1, 2006 – March 31, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2005 – December 31, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
July 1, 2005 – September 30, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2005 – June 30, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2005 – March 31, 2005	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2005 – January 31, 2005	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 1998 – April 30, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
November 1, 1996 – November 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
January 1, 1995 – March 31, 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
January 1, 1994 – March 31, 1994	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
October 1, 1993 – December 31, 1993	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
July 1, 1993 – September 30, 1993	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
April 1, 1993 – June 30, 1993	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
January 1, 1993 – March 31, 1993	Maximum Contaminant Level Violation, Average	Atrazine	Health-based	Resolved
June 25, 1979 – June 24, 1980	Monitoring, Regular	Arsenic	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Barium	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Cadmium	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Fluoride	—	Archived
June 25, 1979 – June 24, 1980	Monitoring, Regular	Nitrate	—	Archived
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

October 28, 2025State Public Notification received1 linked violation
September 30, 2025State Violation/Reminder Notice1 linked violation
September 30, 2025State Public Notification requested1 linked violation
September 16, 2025State Compliance achieved2 linked violations
July 3, 2025State Public Notification received1 linked violation
June 25, 2025State Violation/Reminder Notice1 linked violation
June 25, 2025State Compliance achieved1 linked violation
June 5, 2025State Formal Notice of Violation issued2 linked violations
April 29, 2025State Violation/Reminder Notice1 linked violation
April 29, 2025State Public Notification requested1 linked violation
May 25, 2022State Public Notification received2 linked violations
December 20, 2021State Compliance achieved2 linked violations
December 6, 2021State Public Notification received1 linked violation
December 6, 2021State Compliance achieved3 linked violations
December 6, 2021State Public Notification received1 linked violation
November 19, 2021State Formal Notice of Violation issued3 linked violations
November 15, 2021State Violation/Reminder Notice1 linked violation
November 15, 2021State Public Notification requested1 linked violation
November 15, 2021State Violation/Reminder Notice1 linked violation
November 15, 2021State Public Notification requested1 linked violation
November 2, 2021State Public Notification received1 linked violation
October 25, 2021State Public Notification requested2 linked violations
October 25, 2021State Violation/Reminder Notice2 linked violations
October 14, 2021State Public Notification requested1 linked violation
October 14, 2021State Violation/Reminder Notice1 linked violation
September 18, 2017State Compliance achieved1 linked violation
August 29, 2017State Public Notification received1 linked violation
July 27, 2017State Formal Notice of Violation issued1 linked violation
July 12, 2017State Public Notification requested1 linked violation
July 12, 2017State Violation/Reminder Notice1 linked violation
July 10, 2017State Compliance achieved1 linked violation
July 19, 2016State Violation/Reminder Notice1 linked violation
August 6, 2009State Formal Notice of Violation issued2 linked violations
August 4, 2009State Compliance achieved2 linked violations
July 28, 2009State Public Notification received2 linked violations
July 13, 2009State Violation/Reminder Notice1 linked violation
July 13, 2009State Public Notification requested1 linked violation
July 13, 2009State Violation/Reminder Notice1 linked violation
July 13, 2009State Public Notification requested16 linked violations
February 6, 2007State Public Notification received2 linked violations
January 2, 2007State Violation/Reminder Notice1 linked violation
January 2, 2007State Public Notification requested1 linked violation
January 2, 2007State Public Notification requested1 linked violation
January 2, 2007State Violation/Reminder Notice1 linked violation
December 12, 2006State Compliance achieved8 linked violations
December 6, 2006State Public Notification received3 linked violations
November 10, 2006State Compliance achieved11 linked violations
November 6, 2006State Public Notification received1 linked violation
October 30, 2006State Public Notification requested1 linked violation
October 30, 2006State Public Notification requested1 linked violation
October 30, 2006State Violation/Reminder Notice1 linked violation
October 30, 2006State Violation/Reminder Notice1 linked violation
October 30, 2006State Public Notification requested1 linked violation
October 30, 2006State Violation/Reminder Notice1 linked violation
October 27, 2006State Bilateral Compliance Agreement signed11 linked violations
October 23, 2006State Public Notification requested1 linked violation
October 23, 2006State Violation/Reminder Notice1 linked violation
September 8, 2006State Public Notification received1 linked violation
August 9, 2006State Public Notification received6 linked violations
August 1, 2006State Public Notification requested1 linked violation
July 31, 2006State Formal Notice of Violation issued11 linked violations
July 24, 2006State Public Notification requested1 linked violation
July 24, 2006State Violation/Reminder Notice1 linked violation
July 24, 2006State Violation/Reminder Notice1 linked violation
July 24, 2006State Public Notification requested1 linked violation
July 24, 2006State Violation/Reminder Notice1 linked violation
July 24, 2006State Public Notification requested1 linked violation
July 24, 2006State Violation/Reminder Notice1 linked violation
July 24, 2006State Public Notification requested1 linked violation
July 24, 2006State Violation/Reminder Notice2 linked violations
July 24, 2006State Violation/Reminder Notice1 linked violation
July 24, 2006State Public Notification requested1 linked violation
June 9, 2006State Public Notification received1 linked violation
June 2, 2006State Bilateral Compliance Agreement signed4 linked violations
April 24, 2006State Violation/Reminder Notice1 linked violation
March 8, 2006State Formal Notice of Violation issued4 linked violations
February 9, 2006State Public Notification received1 linked violation
January 25, 2006State Violation/Reminder Notice1 linked violation
January 25, 2006State Public Notification requested1 linked violation
December 19, 2005State Bilateral Compliance Agreement signed4 linked violations
November 17, 2005State Formal Notice of Violation issued4 linked violations
November 8, 2005State Public Notification received3 linked violations
October 21, 2005State Violation/Reminder Notice1 linked violation
October 21, 2005State Public Notification requested1 linked violation
October 21, 2005State Public Notification requested1 linked violation
October 21, 2005State Violation/Reminder Notice1 linked violation
October 21, 2005State Public Notification requested1 linked violation
June 24, 2005State Public Notification received1 linked violation
March 21, 2005State Violation/Reminder Notice1 linked violation
March 21, 2005State Public Notification requested4 linked violations
March 11, 2005State Compliance achieved1 linked violation
March 8, 2005State Public Notification received3 linked violations
February 9, 2005State Public Notification requested3 linked violations
February 9, 2005State Violation/Reminder Notice1 linked violation
June 27, 1998State Public Notification requested1 linked violation
June 27, 1998State Violation/Reminder Notice1 linked violation
February 1, 1997State Public Notification requested1 linked violation
February 1, 1997State Violation/Reminder Notice1 linked violation
January 29, 1997State Public Notification received1 linked violation
January 31, 1996State Compliance achieved4 linked violations
October 1, 1995State Public Notification requested1 linked violation
August 11, 1995State Public Notification received1 linked violation
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
November 16, 1994State Public Notification requested1 linked violation
November 16, 1994State Violation/Reminder Notice1 linked violation
April 7, 1994State Compliance achieved1 linked violation
April 7, 1994State Compliance achieved1 linked violation
January 19, 1994State Compliance achieved2 linked violations
January 19, 1994State Compliance achieved4 linked violations
January 19, 1994State Compliance achieved2 linked violations
January 19, 1994State Compliance achieved1 linked violation
January 19, 1994State Compliance achieved2 linked violations
January 1, 1994State Violation/Reminder Notice2 linked violations
January 1, 1994State Public Notification requested2 linked violations
January 1, 1994State Violation/Reminder Notice1 linked violation
January 1, 1994State Violation/Reminder Notice1 linked violation
January 1, 1994State Public Notification requested2 linked violations
January 1, 1994State Public Notification requested1 linked violation
October 1, 1993State Public Notification requested1 linked violation
October 1, 1993State Violation/Reminder Notice1 linked violation
July 1, 1993State Public Notification requested1 linked violation
July 1, 1993State Violation/Reminder Notice1 linked violation
April 1, 1993State Public Notification requested1 linked violation
April 1, 1993State Violation/Reminder Notice1 linked violation

Contact

OXLEY, BRANDON M.

217-971-1476

MODESTO, IL 62667