MCFARLAND, CA · Kern County

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

System facts

System ID (PWSID): CA1510013
System type: Community Water System
Population served: 14,161
Service connections: 2,849
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 2025 – December 31, 2025
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2025 – March 31, 2025
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2024 – June 30, 2024
Archived
Monitoring, Source Water (GWR)
—
E. COLI
December 1, 2020 – January 5, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2019 – April 30, 2019
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2012 – September 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2010 – June 30, 2010
Resolved
Monitoring, Regular
—
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2009 – June 30, 2009
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2009 – December 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2008 – December 31, 2008
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
December 1, 1983 – December 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
November 1, 1983 – November 30, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 1983 – October 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
September 1, 1983 – September 30, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
August 1, 1983 – August 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
July 1, 1983 – July 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
June 1, 1983 – June 30, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
May 1, 1983 – May 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 1983 – April 30, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
March 1, 1983 – March 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
February 1, 1983 – February 28, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 1983 – January 31, 1983
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
December 1, 1982 – December 31, 1982
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
November 1, 1982 – November 30, 1982
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 1982 – October 31, 1982
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 1981 – September 30, 1982
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 30, 1980 – October 29, 1981
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 1980 – September 30, 1981
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
January 1, 2025 – March 31, 2025	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
April 1, 2024 – June 30, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
December 1, 2020 – January 5, 2021	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
April 1, 2019 – April 30, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2009 – December 31, 2009	Monitoring, Regular	Arsenic	—	Resolved
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2009 – June 30, 2009	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2009 – December 31, 2009	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring and Reporting (DBP)	TTHM	—	Resolved
December 1, 1983 – December 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
November 1, 1983 – November 30, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
October 1, 1983 – October 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
September 1, 1983 – September 30, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
August 1, 1983 – August 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
July 1, 1983 – July 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
June 1, 1983 – June 30, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
May 1, 1983 – May 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
April 1, 1983 – April 30, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
March 1, 1983 – March 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
February 1, 1983 – February 28, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
January 1, 1983 – January 31, 1983	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
December 1, 1982 – December 31, 1982	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
November 1, 1982 – November 30, 1982	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
October 1, 1982 – October 31, 1982	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
October 1, 1981 – September 30, 1982	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
October 30, 1980 – October 29, 1981	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
October 1, 1980 – September 30, 1981	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived

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

Enforcement actions

October 16, 2023State Administrative/Compliance Order without penalty issued7 linked violations
February 11, 2022State Administrative/Compliance Order without penalty issued1 linked violation
February 25, 2021State Administrative/Compliance Order without penalty issued1 linked violation
January 5, 2021State Compliance achieved1 linked violation
June 15, 2019State Compliance achieved2 linked violations
March 21, 2018State Administrative/Compliance Order without penalty issued2 linked violations
March 12, 2018State Compliance achieved10 linked violations
January 16, 2018State Compliance achieved1 linked violation
April 27, 2017State Administrative/Compliance Order without penalty issued8 linked violations
December 21, 2016State Compliance achieved7 linked violations
July 27, 2016State Compliance achieved1 linked violation
February 22, 2013State Compliance achieved23 linked violations
September 10, 2012State Violation/Reminder Notice2 linked violations
May 8, 2012State Administrative/Compliance Order without penalty issued13 linked violations
April 20, 2012State Violation/Reminder Notice1 linked violation
January 13, 2012State Compliance achieved8 linked violations
January 13, 2012State Compliance achieved1 linked violation
January 12, 2012State Compliance achieved1 linked violation
January 12, 2012State Compliance achieved6 linked violations
September 21, 2009State Administrative/Compliance Order without penalty issued12 linked violations
August 4, 2009State Violation/Reminder Notice7 linked violations
June 29, 2009State Violation/Reminder Notice1 linked violation
May 29, 2009State Violation/Reminder Notice2 linked violations

Contact

HERNANDEZ, YERLYS

661-444-0813

MCFARLAND, CA 93250