WARNER SPRINGS, CA · San Diego County
LOS TULES MUTUAL WATER COMPANY Water System
Consumer Confidence Report status
LOS TULES MUTUAL WATER COMPANY 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 item for LOS TULES MUTUAL WATER COMPANY that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
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)
- CA3700958
- System type
- Community Water System
- Population served
- 238
- Service connections
- 116
- Ownership
- privately owned
- Water source
- groundwater (wells)
LOS TULES MUTUAL WATER COMPANY is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 238 people from groundwater.
As of August 1, 2026, its federal record holds 14 entries between 1980 and 2016, of which 1 remains open; none are health-based.
Of the 14, 7 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 Miscellaneous Other Rules, and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Atrazine
January 1, 2016 – January 31, 2016
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2013 – August 31, 2013
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
May 29, 2012
AddressedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2010 – June 30, 2010
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
December 1, 2009 – December 31, 2009
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
November 1, 2009 – November 30, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2009 – October 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2008 – June 30, 2008
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
June 1, 2007 – June 30, 2007
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2006 – August 31, 2006
ResolvedNotification, Public
—No contaminant on record
September 1, 1984 – September 30, 1984
ArchivedNotification, Public
—No contaminant on record
July 1, 1984 – July 31, 1984
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1981 – September 30, 1982
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 30, 1980 – October 29, 1981
Archived
Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2016 – January 31, 2016 | Monitoring, Regular | Atrazine | — | Resolved |
| August 1, 2013 – August 31, 2013 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| May 29, 2012 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Addressed |
| June 1, 2010 – June 30, 2010 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| December 1, 2009 – December 31, 2009 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| November 1, 2009 – November 30, 2009 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2009 – October 31, 2009 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| June 1, 2008 – June 30, 2008 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| June 1, 2007 – June 30, 2007 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| August 1, 2006 – August 31, 2006 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| September 1, 1984 – September 30, 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 |
Resolved addressed and confirmed by the stateAddressed corrective action reported, pending final confirmationArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- August 14, 2013State Administrative/Compliance Order without penalty issued3 linked violations
- May 15, 2013State Administrative/Compliance Order without penalty issued1 linked violation
- June 8, 2012State Administrative/Compliance Order without penalty issued1 linked violation
- June 16, 2010State Administrative/Compliance Order without penalty issued1 linked violation
- December 15, 2009State Administrative/Compliance Order without penalty issued1 linked violation
- October 14, 2009State Administrative/Compliance Order without penalty issued2 linked violations
- September 3, 2008State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record
- July 12, 2007State Administrative/Compliance Order without penalty issued1 linked violation
- October 19, 2006State Administrative/Compliance Order without penalty issued1 linked violation
- September 14, 2006State Administrative/Compliance Order without penalty issued1 linked violation
- August 21, 2006State Boil Water Order1 linked violation
Common questions
Is LOS TULES MUTUAL WATER COMPANY required to publish a Consumer Confidence Report?
- Yes. LOS TULES MUTUAL WATER COMPANY 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 LOS TULES MUTUAL WATER COMPANY’s next Consumer Confidence Report due?
- LOS TULES MUTUAL WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does LOS TULES MUTUAL WATER COMPANY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 item for LOS TULES MUTUAL WATER COMPANY that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
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
PETERSEN, CHRISTY
760-782-2767
WARNER SPRINGS, CA 92086