IRONTON, MO · Iron County

KILLARNEY SHORES SUBD 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 Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.

System facts

System ID (PWSID): MO4036256
System type: Community Water System
Population served: 203
Service connections: 90
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2025 – December 31, 2025
Archived
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2025 – December 31, 2025
Archived
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2024 – January 31, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2023 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2022 – December 31, 2024
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2022 – December 31, 2024
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2015 – November 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2010 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2010 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2009 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2009 – June 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2009 – March 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 2008 – September 30, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 1, 2008 – June 30, 2009
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2025 – December 31, 2025	Monitoring, Regular	Nitrate-Nitrite	—	Archived
January 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
January 1, 2025 – December 31, 2025	Monitoring and Reporting (DBP)	TTHM	—	Archived
October 17, 2024	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
January 1, 2024 – January 31, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 2023 – September 30, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2022 – December 31, 2024	Monitoring and Reporting (DBP)	TTHM	—	Archived
January 1, 2022 – December 31, 2024	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
November 1, 2015 – November 30, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2010 – June 30, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2010 – March 31, 2011	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
October 1, 2009 – September 30, 2010	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2009 – June 30, 2010	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2009 – March 31, 2010	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
October 1, 2008 – September 30, 2009	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
July 1, 2008 – June 30, 2009	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved

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

Enforcement actions

No enforcement actions on record for this system.

Contact

DEYO, BRENT

573-440-0681

IRONTON, MO 63650-0000