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Public water system record

Killarney Shores Subd

Serves an area of Iron County, MO that includes Ironton · 203 people served

Federal records show no health-based violations and 13 monitoring/reporting issues for Killarney Shores Subd in the last ten years. At least one of these issues remains unresolved.

  • MO4036256
  • IRONTON
  • MO
  • 203 served

System profile

Source water Groundwater
ZIP 63650
EPA system ID MO4036256

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
13

Key facts

  • Killarney Shores Subd draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).
  • Most recent formal enforcement: compliance order with a penalty by Missouri, September 2011.
  • Record on file since 1992, with 13 health-based violations before October 19, 2016.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2025 Active
Nitrate-Nitrite
Monitoring and reporting
 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
LEAD AND COPPER RULE REVISIONS
RPT
 Oct 17, 2024 Active
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2024 Active
Revised Total Coliform Rule
Monitoring violation
 May 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
 Jan 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
 Sep 1, 2023 Resolved
Nitrate-Nitrite
Monitoring and reporting
 Jan 1, 2023 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2022 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2022 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2020 Resolved

Full record since 1992

EPA's records for Killarney Shores Subd go back to 1992. Before October 19, 2016 they list 13 health-based violations (13 resolved) and 3 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 2
2000s 9 0
2010 to October 18, 2016 4 1
2020s 0 13

Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began October 2010, Resolved.

Show all 13 health-based violations before October 19, 2016
Contaminant Start date Status
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 5.6 pCi/L, federal limit 5 pCi/L (1.1 times the limit)
 Oct 1, 2010 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Jul 1, 2010 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 5.85 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Apr 1, 2010 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.025 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Jan 1, 2010 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.1 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Oct 1, 2009 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Jul 1, 2009 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Apr 1, 2009 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 5.7 pCi/L, federal limit 5 pCi/L (1.1 times the limit)
 Jan 1, 2009 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.05 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Oct 1, 2008 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 6.05 pCi/L, federal limit 5 pCi/L (1.2 times the limit)
 Jul 1, 2008 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 9.33 pCi/L, federal limit 5 pCi/L (1.9 times the limit)
 Apr 1, 2008 Resolved
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 20.15 pCi/L, federal limit 15 pCi/L (1.3 times the limit)
 Apr 1, 2008 Resolved
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 7.88 pCi/L, federal limit 5 pCi/L (1.6 times the limit)
 Jan 1, 2008 Resolved

Enforcement actions

Missouri regulators took 1 formal enforcement action against Killarney Shores Subd in 2011. The most recent was a compliance order with a penalty in September 2011.

Date By Action Violations covered
Sep 21, 2011 Missouri Compliance order with a penalty 13 violations (13 health-based): Gross Alpha, Excl. Radon and U, Combined Radium (-226 and -228)

Where the water comes from

Killarney Shores Subd draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

Killarney Shores Subd must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Killarney Shores Subd for a copy.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Missouri.

Certified drinking water labs by state EPA guidance for private wells