COLUMBUS JUNCTION, IA · Louisa County

COLUMBUS JUNCTION 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): IA5815064
System type: Community Water System
Population served: 1,830
Service connections: 811
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2021 – October 31, 2021
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2021 – October 31, 2021
Resolved
Monitoring, Regular
—
Nitrate
July 1, 1996 – June 30, 1997
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 1994 – April 30, 1994
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2021 – October 31, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2021 – October 31, 2021	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 1996 – June 30, 1997	Monitoring, Regular	Nitrate	—	Resolved
April 1, 1994 – April 30, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 23, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 11, 2025State Compliance achieved1 linked violation
March 7, 2025State Formal Notice of Violation issued1 linked violation
March 7, 2025State Public Notification requested1 linked violation
March 7, 2025State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
July 5, 2022State Public Notification received2 linked violations
January 6, 2022State Formal Notice of Violation issued3 linked violations
May 19, 1997State Formal Notice of Violation issued2 linked violations
May 2, 1997State Compliance achieved2 linked violations
May 30, 1996State Compliance achieved3 linked violations
June 24, 1994State Public Notification requested4 linked violations
June 24, 1994State Formal Notice of Violation issued2 linked violations
June 24, 1994State Public Notification requested1 linked violation
September 15, 1987State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
September 2, 1987State Compliance achieved1 linked violation
September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

COLUMBUS JUNCTION WATER SUPPLY

319-212-1160

COLUMBUS JUNCTION, IA 52738