CALMAR, IA · Winneshiek County

CALMAR 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): IA9615064
System type: Community Water System
Population served: 1,125
Service connections: 540
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Arsenic
January 1, 2002 – December 31, 2002
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1999 – September 30, 1999
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1999 – August 31, 1999
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
August 1, 1993 – August 31, 1993
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2002 – December 31, 2002	Monitoring, Regular	Arsenic	—	Resolved
September 1, 1999 – September 30, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 1999 – August 31, 1999	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 1993 – August 31, 1993	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

October 25, 2007State Public Notification requested1 linked violation
October 25, 2007State Formal Notice of Violation issued1 linked violation
March 4, 2003State Public Notification received1 linked violation
March 4, 2003State Public Notification received1 linked violation
January 24, 2003State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
January 24, 2003State Public Notification requested1 linked violation
January 24, 2003State Public Notification requested2 linked violations
January 24, 2003State Formal Notice of Violation issued2 linked violations
January 24, 2003State Formal Notice of Violation issued1 linked violation
July 11, 2000State Compliance achieved2 linked violations
February 2, 2000State Compliance achieved2 linked violations
October 26, 1999State Public Notification requested5 linked violations
September 27, 1999State Administrative/Compliance Order without penalty issued2 linked violations
September 24, 1999State Boil Water Order2 linked violations
September 23, 1999State Public Notification requested2 linked violations
September 2, 1999State Public Notification requested5 linked violations
October 1, 1995State Compliance achieved1 linked violation
September 3, 1993State Public Notification requested1 linked violation
September 3, 1993State Formal Notice of Violation issued1 linked violation
September 3, 1993State Public Notification requested5 linked violations
December 28, 1989State Formal Notice of Violation issued2 linked violations
December 28, 1989State Public Notification requested2 linked violations
October 11, 1989State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

CALMAR WATER SUPPLY

319-361-2505

CALMAR, IA 52132