WYOMING, IA · Jones County

OLIN 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): IA5355094
System type: Community Water System
Population served: 651
Service connections: 320
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2002 – August 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2002 – January 31, 2002
Resolved
Monitoring, Regular
—
Toluene
October 1, 2000 – December 31, 2000
Resolved
Monitoring, Regular
—
Nitrate
April 1, 2000 – March 31, 2001
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 1992 – July 31, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 1992 – July 31, 1992
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 2002 – August 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2002 – January 31, 2002	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2000 – December 31, 2000	Monitoring, Regular	Toluene	—	Resolved
April 1, 2000 – March 31, 2001	Monitoring, Regular	Nitrate	—	Resolved
July 1, 1992 – July 31, 1992	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1992 – July 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

September 11, 2007State Public Notification received1 linked violation
August 3, 2007State Public Notification requested1 linked violation
August 3, 2007State Formal Notice of Violation issued1 linked violation
September 3, 2002State Compliance achieved2 linked violations
February 15, 2002State Formal Notice of Violation issued2 linked violations
May 22, 2001State Compliance achieved3 linked violations
April 20, 2001State Formal Notice of Violation issued4 linked violations
January 30, 2001State Compliance achieved4 linked violations
January 24, 2001State Public Notification requested4 linked violations
January 24, 2001State Formal Notice of Violation issued4 linked violations
January 1, 1994State Compliance achieved1 linked violation
August 6, 1992State Public Notification received1 linked violation
August 6, 1992State Public Notification received1 linked violation
August 5, 1992State Formal Notice of Violation issued2 linked violations
August 5, 1992State Public Notification requested1 linked violation
August 5, 1992State Formal Notice of Violation issued1 linked violation
August 9, 1989State Formal Notice of Violation issued3 linked violations
April 1, 1987State Compliance achieved21 linked violations
February 16, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record

Contact

OLIN WATER SUPPLY

319-480-7078

WYOMING, IA 52362