WOODLAND, CA · Yolo County

WESTUCKY WATER ASSOC Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of March 4, 2021. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Yolo County, CA.

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

System facts

System ID (PWSID): CA5700649
System type: Community Water System
Population served: 33
Service connections: 15
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 2008 – June 6, 2008
Resolved
Notification, Public
—
No contaminant on record
July 1, 1984 – July 31, 1984
Archived
Notification, Public
—
No contaminant on record
March 1, 1984 – March 31, 1984
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 1981 – September 30, 1982
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 30, 1980 – October 29, 1981
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
November 1, 2008 – June 6, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1984 – July 31, 1984	Notification, Public	—	—	Archived
March 1, 1984 – March 31, 1984	Notification, Public	—	—	Archived
October 1, 1981 – September 30, 1982	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
October 30, 1980 – October 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

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

Enforcement actions

February 7, 2019State Compliance achieved8 linked violations
February 5, 2018State Administrative/Compliance Order without penalty issued6 linked violations
May 1, 2015State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record
February 5, 2015State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
November 14, 2014State Public Notification received1 linked violation
November 14, 2014State Violation/Reminder Notice1 linked violation
November 14, 2014State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
October 30, 2014State Compliance achieved4 linked violations
June 27, 2014State Administrative/Compliance Order without penalty issued1 linked violation
December 30, 2011State Compliance achieved1 linked violation
December 12, 2011State Public Notification requested3 linked violations
December 8, 2011State Violation/Reminder Notice1 linked violation
July 30, 2010State Compliance achieved3 linked violations
May 16, 2008State Technical Assistance Visit3 linked violations
September 1, 2007State Violation/Reminder Notice1 linked violation
September 1, 2007State Site Visit for enforcement purposes3 linked violations
September 1, 2007State Public Notification requested1 linked violation
October 31, 2006State Compliance achieved2 linked violations
November 18, 2003State Public Notification requested3 linked violations
October 28, 2003State Formal Notice of Violation issued1 linked violation
August 15, 2003State Public Notification requested3 linked violations

Last known contact on file (system is inactive)

_MADUENO, ROMELIA

530-666-1178

WOODLAND, CA 95695