MONTICELLO, IA · Jones County

MONTICELLO WATER SUPPLY 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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.

System facts

System ID (PWSID): IA5343098
System type: Community Water System
Population served: 4,040
Service connections: 1,707
Ownership: local government
Water source: groundwater (wells)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
May 21, 2013 – May 3, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2009 – June 30, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Monitoring, Regular
—
Nitrate
July 1, 1997 – September 30, 1997
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
May 21, 2013 – May 3, 2013	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2002 – August 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1997 – September 30, 1997	Monitoring, Regular	Nitrate	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 18, 2013State Formal Notice of Violation issued1 linked violation
June 18, 2013State Violation/Reminder Notice1 linked violation
May 3, 2013State Compliance achieved5 linked violations
May 3, 2013State Public Notification received1 linked violation
May 3, 2013State Public Notification received1 linked violation
May 17, 2012State Formal Notice of Violation issued3 linked violations
May 17, 2012State Public Notification requested5 linked violations
July 24, 2006State Public Notification requested1 linked violation
October 22, 2001State Public Notification requested1 linked violation
October 22, 2001State Formal Notice of Violation issued2 linked violations
October 22, 2001State Formal Notice of Violation issued3 linked violations
October 22, 2001State Formal Notice of Violation issued5 linked violations
October 22, 2001State Formal Notice of Violation issued11 linked violations
November 14, 1997State Public Notification received3 linked violations
October 20, 1997State Public Notification requested3 linked violations
February 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 5, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record

Contact

MONTICELLO WATER SUPPLY

319-465-3731

MONTICELLO, IA 52310