SULLIVAN, MO · Jefferson County

MACKENZIE RIDGE LLC 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 Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.

System facts

System ID (PWSID): MO6048148
System type: Community Water System
Population served: 180
Service connections: 66
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Failure to Consult with State
—
Groundwater Rule
June 29, 2015 – December 8, 2015
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2011 – May 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2003 – October 31, 2003
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1995 – December 31, 1995
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 24, 1980 – September 23, 1983
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 24, 1980 – September 23, 1982
Resolved

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
June 29, 2015 – December 8, 2015	Failure to Consult with State	Groundwater Rule	—	Resolved
May 1, 2011 – May 31, 2011	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2003 – October 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1995 – December 31, 1995	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
June 24, 1980 – September 23, 1983	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 24, 1980 – September 23, 1982	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved

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

Enforcement actions

January 31, 2019State Compliance achieved1 linked violation
August 18, 2016State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 5, 2016State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
December 8, 2015State Compliance achieved1 linked violation
October 6, 2015State Compliance achieved3 linked violations
September 1, 2015State Public Notification received1 linked violation
July 31, 2015State Public Notification requested1 linked violation
July 31, 2015State Formal Notice of Violation issued1 linked violation
June 30, 2015State Compliance achieved1 linked violation
February 5, 2015State Compliance achieved10 linked violations
December 22, 2014State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 4, 2014State Public Notification received1 linked violation
October 6, 2014State Public Notification requested1 linked violation
October 6, 2014State Violation/Reminder Notice1 linked violation
September 2, 2011State Public Notification received1 linked violation
August 16, 2011State Compliance achieved3 linked violations
June 23, 2011State Violation/Reminder Notice1 linked violation
June 23, 2011State Public Notification requested1 linked violation
June 21, 2011State Public Notification requested1 linked violation
June 21, 2011State Violation/Reminder Notice1 linked violation
March 28, 2011State Public Notification received2 linked violations
July 21, 2010State Violation/Reminder Notice2 linked violations
December 1, 2004State Public Notification requested10 linked violations
December 1, 2004State Public Notification received9 linked violations
January 18, 2000State Compliance achieved2 linked violations

Contact

VOSS, JACOB

573-467-1722

SULLIVAN, MO 63080-0000