OSAGE, IA · Mitchell County

OSAGE MUNICIPAL 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): IA6663001
System type: Community Water System
Population served: 3,637
Service connections: 1,952
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
August 1, 2009 – August 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2002 – June 30, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2001 – November 30, 2001
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1997 – July 31, 1997
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2009 – August 31, 2009	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
August 1, 2002 – August 31, 2002	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
June 1, 2002 – June 30, 2002	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
November 1, 2001 – November 30, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1997 – July 31, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

May 2, 2005State Compliance achieved4 linked violations
March 10, 2005State Public Notification requested5 linked violations
June 24, 2003State Compliance achieved3 linked violations
October 28, 2002State Public Notification received4 linked violations
October 3, 2002State Formal Notice of Violation issued3 linked violations
September 27, 2002State Violation/Reminder Notice3 linked violations
July 26, 2002State Public Notification received2 linked violations
July 3, 2002State Public Notification requested2 linked violations
June 26, 2002State Violation/Reminder Notice3 linked violations
July 11, 2000State Compliance achieved2 linked violations
August 19, 1999State Violation/Reminder Notice3 linked violations
February 18, 1998State Compliance achieved9 linked violations
April 23, 1997State Compliance achieved3 linked violations
November 4, 1991State Public Notification requested2 linked violations
February 10, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
January 26, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record

Contact

OSAGE MUNICIPAL WATER SUPPLY

641-732-3709

OSAGE, IA 50461