DEWITT, IA · Benton County

TIMBER RIDGE 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): IA0600600
System type: Community Water System
Population served: 225
Service connections: 116
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – September 12, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2018 – February 28, 2018
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2017 – November 30, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – April 3, 2018
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
September 1, 2013 – September 30, 2013
Resolved
Monitoring, Regular
—
Nitrite
December 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
December 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
September 1, 2008 – September 30, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
July 1, 2008 – July 31, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
August 1, 2007 – August 31, 2007
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
September 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrite
August 1, 2006 – August 31, 2006
Resolved
Monitoring, Regular
—
Nitrite
June 1, 2006 – June 30, 2006
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 1992 – April 30, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 1992 – March 31, 1992
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1991 – September 30, 1991
Resolved
Monitoring, Regular
—
Cadmium
April 1, 1989 – March 31, 1992
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2022 – September 12, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
February 1, 2018 – February 28, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 1, 2017 – November 30, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2017 – April 3, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
September 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
December 1, 2011 – December 31, 2011	Monitoring, Regular	Nitrite	—	Resolved
December 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
September 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
July 1, 2008 – July 31, 2008	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
August 1, 2007 – August 31, 2007	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
September 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
August 1, 2006 – August 31, 2006	Maximum Contaminant Level Violation, Single Sample	Nitrite	Health-based	Resolved
June 1, 2006 – June 30, 2006	Monitoring, Regular	Nitrite	—	Resolved
April 1, 1992 – April 30, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
March 1, 1992 – March 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 1991 – September 30, 1991	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 1989 – March 31, 1992	Monitoring, Regular	Cadmium	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

September 12, 2022State Compliance achieved2 linked violations
August 14, 2018State Compliance achieved13 linked violations
April 12, 2018State Public Notification received13 linked violations
April 3, 2018State Public Notification received1 linked violation
March 21, 2018State Public Notification requested2 linked violations
March 19, 2018State Public Notification received2 linked violations
December 21, 2017State Public Notification requested2 linked violations
December 18, 2017State Compliance achieved2 linked violations
November 7, 2017State Compliance achieved1 linked violation
November 6, 2017State Public Notification received1 linked violation
October 17, 2017State Public Notification requested2 linked violations
October 17, 2017State Formal Notice of Violation issued2 linked violations
October 16, 2017State Formal Notice of Violation issued1 linked violation
October 16, 2017State Public Notification requested1 linked violation
July 14, 2017State Public Notification requested1 linked violation
November 25, 2013State Compliance achieved2 linked violations
September 19, 2013State Formal Notice of Violation issued2 linked violations
February 13, 2013State Public Notification requested1 linked violation
October 31, 2012State Compliance achieved2 linked violations
July 11, 2012State Compliance achieved1 linked violation
July 11, 2012State Compliance achieved2 linked violations
June 22, 2012State Public Notification received2 linked violations
June 22, 2012State Public Notification received1 linked violation
March 12, 2012State Bilateral Compliance Agreement signed2 linked violations
February 1, 2012State Public Notification received2 linked violations
January 25, 2012State Compliance achieved1 linked violation
January 24, 2012State Public Notification requested2 linked violations
December 20, 2011State Public Notification received2 linked violations
October 24, 2011State Formal Notice of Violation issued2 linked violations
October 24, 2011State Public Notification requested2 linked violations
October 24, 2007State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
August 24, 2007State Formal Notice of Violation issued2 linked violations
August 4, 2006State Formal Notice of Violation issued3 linked violations
August 4, 2006State Public Notification requested6 linked violations
January 23, 2002State Public Notification received2 linked violations
January 23, 2002State Public Notification received2 linked violations
January 8, 2002State Public Notification requested3 linked violations
January 1, 1994State Compliance achieved1 linked violation
January 1, 1994State Compliance achieved1 linked violation
July 20, 1992State Public Notification received2 linked violations
June 22, 1992State Public Notification requested1 linked violation
June 22, 1992State Formal Notice of Violation issued1 linked violation
June 18, 1992State Public Notification received2 linked violations
June 18, 1992State Public Notification received1 linked violation
June 18, 1992State Public Notification received2 linked violations
June 8, 1992State Compliance achieved3 linked violations
June 8, 1992State Compliance achieved3 linked violations
May 19, 1992State Formal Notice of Violation issued2 linked violations
May 19, 1992State Formal Notice of Violation issued3 linked violations
May 19, 1992State Formal Notice of Violation issued2 linked violations
May 19, 1992State Public Notification requested1 linked violation
May 19, 1992State Public Notification requested3 linked violations
May 19, 1992State Formal Notice of Violation issued4 linked violations
May 19, 1992State Public Notification requested4 linked violations
March 31, 1992State Public Notification received2 linked violations
March 23, 1992State Public Notification requested2 linked violations
March 23, 1992State Public Notification requested1 linked violation
March 23, 1992State Public Notification requested2 linked violations
March 23, 1992State Formal Notice of Violation issued2 linked violations
March 18, 1992State Violation/Reminder Notice2 linked violations
September 26, 1991State Public Notification requested2 linked violations
December 6, 1988State Compliance achieved2 linked violations
November 22, 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

Contact

TIMBER RIDGE

319-654-0795

DEWITT, IA 52742