FORT DODGE, IA · Calhoun County

KNIERIM 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): IA1340001
System type: Community Water System
Population served: 53
Service connections: 30
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
August 1, 2024 – August 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
July 1, 2024 – July 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
August 1, 2019 – August 31, 2019
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2024 – August 31, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
July 1, 2024 – July 31, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
August 1, 2019 – August 31, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

December 12, 2024State Compliance achieved1 linked violation
December 12, 2024State Compliance achieved1 linked violation
December 12, 2024State Compliance achieved1 linked violation
December 12, 2024State Compliance achieved2 linked violations
December 12, 2024State Compliance achieved1 linked violation
December 12, 2024State Compliance achieved1 linked violation
August 9, 2024State Formal Notice of Violation issued2 linked violations
July 19, 2024State Public Notification received2 linked violations
July 12, 2024State Public Notification requested2 linked violations
February 8, 2024State Administrative/Compliance Order without penalty issued2 linked violations
February 8, 2024State Administrative/Compliance Order without penalty issued1 linked violation
February 8, 2024State Administrative/Compliance Order without penalty issued1 linked violation
September 14, 2023State Compliance achieved2 linked violations
February 13, 2023State Public Notification received6 linked violations
January 23, 2023State Administrative/Compliance Order without penalty issued2 linked violations
January 23, 2023State Administrative/Compliance Order without penalty issued1 linked violation
January 23, 2023State Administrative/Compliance Order without penalty issued1 linked violation
January 23, 2023State Administrative/Compliance Order without penalty issued4 linked violations
November 28, 2022State Public Notification requested2 linked violations
November 8, 2022State Public Notification received2 linked violations
October 25, 2022State Public Notification requested2 linked violations
May 13, 2021State Compliance achieved2 linked violations
November 13, 2020State Public Notification requested2 linked violations
October 9, 2020State Formal Notice of Violation issued2 linked violations
October 9, 2020State Public Notification requested2 linked violations
August 21, 2019State Formal Notice of Violation issued2 linked violations
July 31, 2006State Public Notification received3 linked violations
July 25, 2006State Public Notification requested4 linked violations
July 25, 2006State Formal Notice of Violation issued4 linked violations
December 27, 2000State Public Notification received3 linked violations
September 25, 1991State Compliance achieved1 linked violation
September 9, 1991State Public Notification requested3 linked violations
September 9, 1991State Formal Notice of Violation issued2 linked violations
September 9, 1991State Public Notification requested2 linked violations
November 21, 1988State Compliance achieved1 linked violation
October 19, 1988State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
February 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 18, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
January 21, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record

Contact

KNIERIM WATER SUPPLY

515-571-5070

FORT DODGE, IA 50501