WINDSOR, CO · Larimer County

RIVERVIEW CG 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 Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID): CO0235676
System type: Community Water System
Population served: 450
Service connections: 141
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2023 – February 28, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 2022 – July 31, 2022
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2022 – June 30, 2022
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2022 – June 30, 2022
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2022 – May 10, 2022
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
April 1, 2022 – April 30, 2022
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
March 1, 2022 – March 31, 2022
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
June 1, 2021 – June 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
June 1, 2021 – June 30, 2021
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
May 1, 2020 – May 31, 2020
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
September 1, 2019 – September 30, 2019
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2019 – September 30, 2019
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 2019 – January 31, 2019
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
January 1, 2019 – January 31, 2019
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
September 21, 2018 – February 24, 2020
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
February 1, 2018 – February 28, 2018
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 2017 – November 30, 2017
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2017 – August 31, 2017
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
August 1, 2009 – August 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 2009 – February 28, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 2004 – October 31, 2004
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 1996 – February 29, 1996
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
January 1, 1994 – January 31, 1994
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
February 1, 2023 – February 28, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 2022 – July 31, 2022	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2022 – June 30, 2022	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
June 1, 2022 – June 30, 2022	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
May 1, 2022 – May 10, 2022	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2022 – April 30, 2022	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
March 1, 2022 – March 31, 2022	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
June 1, 2021 – June 30, 2021	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
June 1, 2021 – June 30, 2021	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
May 1, 2020 – May 31, 2020	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2019 – September 30, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
September 1, 2019 – September 30, 2019	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2019 – January 31, 2019	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 2019 – January 31, 2019	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
September 21, 2018 – February 24, 2020	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
February 1, 2018 – February 28, 2018	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
November 1, 2017 – November 30, 2017	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2017 – August 31, 2017	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2009 – August 31, 2009	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
August 1, 2009 – August 31, 2009	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 2009 – February 28, 2009	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2004 – October 31, 2004	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
February 1, 1996 – February 29, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
January 1, 1994 – January 31, 1994	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

July 21, 2025State Public Notification received1 linked violation
July 16, 2025State Public Notification requested1 linked violation
July 16, 2025State Violation/Reminder Notice1 linked violation
May 9, 2025State Violation/Reminder Notice1 linked violation
April 6, 2023State Compliance achieved1 linked violation
March 21, 2023State Public Notification received1 linked violation
March 10, 2023State Public Notification requested1 linked violation
March 10, 2023State Violation/Reminder Notice1 linked violation
September 10, 2022State Compliance achieved3 linked violations
August 23, 2022State Public Notification received1 linked violation
August 4, 2022State Violation/Reminder Notice1 linked violation
August 4, 2022State Public Notification requested1 linked violation
July 12, 2022State Violation/Reminder Notice1 linked violation
July 12, 2022State Public Notification requested1 linked violation
July 12, 2022State Violation/Reminder Notice1 linked violation
July 12, 2022State Public Notification requested1 linked violation
July 12, 2022State Public Notification requested1 linked violation
May 10, 2022State Public Notification requested1 linked violation
May 10, 2022State Compliance achieved1 linked violation
May 10, 2022State Compliance achieved2 linked violations
May 10, 2022State Violation/Reminder Notice1 linked violation
April 28, 2022State Violation/Reminder Notice1 linked violation
April 28, 2022State Public Notification requested1 linked violation
April 28, 2022State Public Notification requested2 linked violations
March 15, 2022State Public Notification requested2 linked violations
February 8, 2022State Compliance achieved2 linked violations
September 8, 2021State Compliance achieved2 linked violations
July 13, 2021State Public Notification requested1 linked violation
July 13, 2021State Public Notification requested4 linked violations
January 10, 2021State Compliance achieved2 linked violations
December 14, 2020State Public Notification requested2 linked violations
December 14, 2020State Public Notification requested1 linked violation
December 14, 2020State Violation/Reminder Notice2 linked violations
June 17, 2020State Violation/Reminder Notice1 linked violation
June 17, 2020State Violation/Reminder Notice1 linked violation
June 17, 2020State Public Notification requested1 linked violation
February 24, 2020State Compliance achieved1 linked violation
December 31, 2019State Compliance achieved5 linked violations
November 18, 2019State Public Notification received1 linked violation
November 15, 2019State Public Notification requested1 linked violation
November 15, 2019State Public Notification requested1 linked violation
November 15, 2019State Violation/Reminder Notice1 linked violation
November 15, 2019State Violation/Reminder Notice1 linked violation
October 21, 2019State Violation/Reminder Notice1 linked violation
October 21, 2019State Public Notification requested1 linked violation
October 21, 2019State Violation/Reminder Notice1 linked violation
October 21, 2019State Public Notification requested1 linked violation
October 21, 2019State Violation/Reminder Notice1 linked violation
October 21, 2019State Public Notification requested1 linked violation
August 9, 2019State Compliance achieved2 linked violations
August 9, 2019State Compliance achieved2 linked violations
February 26, 2019State Public Notification requested1 linked violation
February 26, 2019State Violation/Reminder Notice1 linked violation
February 26, 2019State Public Notification requested1 linked violation
February 26, 2019State Violation/Reminder Notice1 linked violation
October 10, 2018State Violation/Reminder Notice1 linked violation
September 27, 2018State Public Notification requested1 linked violation
September 27, 2018State Violation/Reminder Notice1 linked violation
April 20, 2018State Public Notification requested1 linked violation
April 20, 2018State Violation/Reminder Notice1 linked violation
February 14, 2018State Compliance achieved5 linked violations
February 14, 2018State Violation/Reminder Notice1 linked violation
February 1, 2018State Compliance achieved1 linked violation
January 29, 2018State Public Notification received1 linked violation
January 29, 2018State Public Notification received1 linked violation
January 29, 2018State Public Notification received1 linked violation
January 29, 2018State Public Notification received1 linked violation
January 29, 2018State Public Notification received1 linked violation
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
January 23, 2018State Public Notification requested1 linked violation
January 23, 2018State Violation/Reminder Notice1 linked violation
October 31, 2010State Compliance achieved1 linked violation
June 17, 2010State Public Notification received1 linked violation
June 8, 2010State Public Notification requested1 linked violation
June 8, 2010State Violation/Reminder Notice1 linked violation
March 24, 2010State Compliance achieved4 linked violations
February 1, 2010State Compliance achieved1 linked violation
October 6, 2009State Public Notification requested1 linked violation
October 6, 2009State Violation/Reminder Notice1 linked violation
October 6, 2009State Public Notification requested1 linked violation
October 6, 2009State Violation/Reminder Notice1 linked violation
October 6, 2009State Public Notification requested1 linked violation
October 6, 2009State Violation/Reminder Notice1 linked violation
May 4, 2009State Public Notification received1 linked violation
April 1, 2009State Violation/Reminder Notice1 linked violation
April 1, 2009State Public Notification requested1 linked violation
February 19, 2009State Public Notification received1 linked violation
January 22, 2009State Public Notification requested1 linked violation
January 22, 2009State Violation/Reminder Notice1 linked violation
April 16, 2008State Compliance achieved3 linked violations
June 15, 2005State Public Notification received3 linked violations
June 15, 2005State Public Notification received1 linked violation
December 9, 2004State Public Notification requested2 linked violations
November 8, 2004State Public Notification requested1 linked violation
March 4, 1996State Public Notification requested1 linked violation
May 4, 1994State Public Notification requested3 linked violations
March 28, 1994State Public Notification requested1 linked violation
March 16, 1994State Formal Notice of Violation issued2 linked violations

Contact

DIBBLE, SEAN D

406-361-5633

WINDSOR, CO 80550