Is SIESTA MOBILE HOME PARK required to publish a Consumer Confidence Report?

Yes. SIESTA MOBILE HOME PARK is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is SIESTA MOBILE HOME PARK’s next Consumer Confidence Report due?

SIESTA MOBILE HOME PARK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

OXNARD, CA · Ventura County

SIESTA MOBILE HOME PARK Water System

Consumer Confidence Report status

SIESTA MOBILE HOME PARK must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show 1 open health-based violation for SIESTA MOBILE HOME PARK.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): CA5602109
System type: Community Water System
Population served: 160
Service connections: 26
Ownership: privately owned
Water source: groundwater (wells)

SIESTA MOBILE HOME PARK is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 160 people from groundwater.

As of August 1, 2026, its federal record holds 22 entries between 1980 and 2024, of which 1 health-based item remains open.

Of the 22, 13 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules, the Consumer Confidence Rule, and the Miscellaneous Other Rules.

Violation history

LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2016 – March 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2016 – January 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2014 – May 31, 2014
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
October 1, 2013 – October 31, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – September 30, 2010
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 2010 – July 31, 2010
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2010 – July 31, 2010
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2009 – September 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2009 – January 31, 2009
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – September 30, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2007 – June 30, 2007
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2004 – October 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2004 – December 31, 2004
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2004 – December 31, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1998 – September 25, 1998
Resolved
Notification, Public
—
No contaminant on record
September 1, 1984 – September 30, 1984
Archived
Notification, Public
—
No contaminant on record
August 1, 1984 – August 31, 1984
Archived
Notification, Public
—
No contaminant on record
July 1, 1984 – July 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

Unaddressed no corrective action on record yetResolved 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
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
March 1, 2016 – March 31, 2016	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2016 – January 31, 2016	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2014 – May 31, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2013 – October 31, 2013	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2010 – September 30, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2010 – July 31, 2010	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2010 – July 31, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2009 – September 30, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2009 – January 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – September 30, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2007 – June 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2004 – October 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	TTHM	—	Resolved
September 1, 1998 – September 25, 1998	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
September 1, 1984 – September 30, 1984	Notification, Public	—	—	Archived
August 1, 1984 – August 31, 1984	Notification, Public	—	—	Archived
July 1, 1984 – July 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

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

November 6, 2024State Compliance achieved2 linked violations
February 29, 2016State Compliance achieved2 linked violations
February 26, 2016State Administrative/Compliance Order without penalty issued11 linked violations
June 30, 2015State Compliance achieved3 linked violations
May 9, 2014State Administrative/Compliance Order without penalty issued16 linked violations
March 28, 2014State Compliance achieved4 linked violations
October 30, 2013State Compliance achieved5 linked violations
July 30, 2013State Compliance achieved4 linked violations
September 26, 2012State Administrative/Compliance Order without penalty issued1 linked violation
June 25, 2012State Administrative/Compliance Order without penalty issued1 linked violation
September 30, 2010State Compliance achieved2 linked violations
September 30, 2010State Compliance achieved1 linked violation
August 31, 2010State Compliance achieved5 linked violations
August 17, 2010State Administrative/Compliance Order without penalty issued2 linked violations
November 30, 2009State Compliance achieved6 linked violations
March 5, 2009State Administrative/Compliance Order without penalty issued4 linked violations
July 30, 2007State Compliance achieved5 linked violations
September 13, 2005State Compliance achieved3 linked violations
March 21, 2005State Administrative/Compliance Order without penalty issued6 linked violations

Common questions

Is SIESTA MOBILE HOME PARK required to publish a Consumer Confidence Report?: Yes. SIESTA MOBILE HOME PARK is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is SIESTA MOBILE HOME PARK’s next Consumer Confidence Report due?: SIESTA MOBILE HOME PARK’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does SIESTA MOBILE HOME PARK have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show 1 open health-based violation for SIESTA MOBILE HOME PARK.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

ALBANESE, DAVID

805-947-6066

OXNARD, CA 93030