Warner Springs, 09

Los Coyotes 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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID): 090605147
System type: Community Water System
Population served: 114
Service connections: 34
Ownership: Native American tribal
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2022 – June 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2022 – June 30, 2022
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
August 6, 2019 – February 10, 2020
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
July 30, 2019 – February 10, 2020
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
July 30, 2019 – February 10, 2020
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
July 30, 2019 – February 10, 2020
Resolved
Failure To Address Deficiency
Health-based
Groundwater Rule
July 30, 2019 – February 10, 2020
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2019 – December 31, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – May 2, 2018
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2017 – July 31, 2017
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2017 – December 31, 2017
Resolved
Monitoring, Routine (IDSE)
—
TTHM
January 1, 2015 – December 31, 2017
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
January 1, 2015 – December 31, 2017
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
June 1, 2022 – June 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2022 – June 30, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
August 6, 2019 – February 10, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
July 30, 2019 – February 10, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
July 30, 2019 – February 10, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
July 30, 2019 – February 10, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
July 30, 2019 – February 10, 2020	Failure To Address Deficiency	Groundwater Rule	Health-based	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2017 – May 2, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2017 – July 31, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2015 – December 31, 2017	Monitoring, Routine (IDSE)	TTHM	—	Resolved
January 1, 2015 – December 31, 2017	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

July 25, 2022Federal Compliance achieved2 linked violations
October 8, 2020Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 8, 2020Federal Compliance achieved1 linked violation
February 10, 2020Federal Compliance achieved1 linked violation
February 10, 2020Federal Compliance achieved1 linked violation
February 10, 2020Federal Compliance achieved1 linked violation
February 10, 2020Federal Compliance achieved1 linked violation
February 10, 2020Federal Compliance achieved1 linked violation
January 29, 2019Federal Compliance achieved1 linked violation
October 25, 2018Federal Compliance achieved1 linked violation
October 25, 2018Federal Compliance achieved1 linked violation
May 2, 2018Federal Compliance achieved1 linked violation
August 24, 2017Federal Compliance achieved1 linked violation
April 5, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 20, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
March 2, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
February 23, 2006Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
December 28, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record

Contact

Los Coyotes Band of Cahuilla and Cupeño Indians

7607820712

Warner Springs, CA 92086