CHELSEA, IA · Tama County

CHELSEA 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): IA8609019
System type: Community Water System
Population served: 229
Service connections: 130
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring and Reporting (DBP)
—
TTHM
May 1, 2024 – May 31, 2024
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2020 – March 10, 2020
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1993 – August 31, 1993
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1993 – July 31, 1993
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
May 1, 2024 – May 31, 2024	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2020 – March 10, 2020	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
August 1, 1993 – August 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
July 1, 1993 – July 31, 1993	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

July 10, 2025State Compliance achieved2 linked violations
June 25, 2025State Formal Notice of Violation issued1 linked violation
August 14, 2024State Compliance achieved4 linked violations
July 22, 2024State Formal Notice of Violation issued1 linked violation
July 22, 2024State Formal Notice of Violation issued1 linked violation
July 22, 2024State Public Notification requested1 linked violation
July 22, 2024State Public Notification requested2 linked violations
June 10, 2024State Public Notification requested1 linked violation
June 10, 2024State Formal Notice of Violation issued1 linked violation
May 31, 2024State Compliance achieved2 linked violations
July 14, 2022State Formal Notice of Violation issued2 linked violations
April 25, 2022State Public Notification received2 linked violations
April 22, 2022State Public Notification received2 linked violations
March 29, 2022State Compliance achieved2 linked violations
March 29, 2022State Compliance achieved2 linked violations
January 19, 2022State Public Notification requested2 linked violations
January 17, 2022State Formal Notice of Violation issued2 linked violations
January 31, 2020State Formal Notice of Violation issued2 linked violations
August 26, 2013State Public Notification received3 linked violations
September 24, 1993State Formal Notice of Violation issued2 linked violations
September 24, 1993State Public Notification requested1 linked violation
November 23, 1988State Formal Notice of Violation issued1 linked violation
October 31, 1988State Formal Notice of Violation issued1 linked violation
October 31, 1988State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
October 11, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 11, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 16, 1982State Unresolved1 linked violation

Contact

CHELSEA WATER SUPPLY

319-231-3577

CHELSEA, IA 52215