Is MCFARLAND, CITY OF required to publish a Consumer Confidence Report?

Yes. MCFARLAND, CITY OF 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 MCFARLAND, CITY OF’s next Consumer Confidence Report due?

MCFARLAND, CITY OF’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.

MCFARLAND, CA · Kern County

MCFARLAND, CITY OF Water System

Consumer Confidence Report status

MCFARLAND, CITY OF 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 no open violations for MCFARLAND, CITY OF.

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

MCFARLAND, CITY OF is one of 376 community water systems in California in the 10,001 to 100,000 people size category, serving 14,161 people from groundwater.

As of August 1, 2026, its federal record holds 34 entries between 1980 and 2024, all of which EPA lists as closed.

Of the 34, 12 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 inorganic chemicals, the Stage 1 Disinfectants and Disinfection Byproducts Rule, and the Stage 2 Disinfectants and Disinfection Byproducts Rule.

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
October 1, 2024 – December 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2024 – June 30, 2024
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
December 1, 2020 – January 5, 2021
Resolved
Monitoring, Routine (IDSE)
—
TTHM
April 1, 2016 – June 30, 2016
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Arsenic
July 1, 2012 – September 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2011 – September 30, 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
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, Regular
—
Arsenic
July 1, 2008 – September 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2008 – June 30, 2008
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2007 – December 31, 2007
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2007 – September 15, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1997 – April 30, 1997
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
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 1, 1980 – September 30, 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
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
April 1, 2024 – June 30, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
December 1, 2020 – January 5, 2021	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
April 1, 2016 – June 30, 2016	Monitoring, Routine (IDSE)	TTHM	—	Resolved
October 1, 2013 – December 31, 2013	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2011 – September 30, 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
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
July 1, 2008 – September 30, 2008	Monitoring, Regular	Arsenic	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2007 – December 31, 2007	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2007 – September 15, 2009	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 1, 1997 – April 30, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 1983 – December 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 1, 1980 – September 30, 1981	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived

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

Enforcement actions

February 20, 2026State Compliance achieved6 linked violations
November 17, 2025State Compliance achieved2 linked violations
November 17, 2025State Administrative/Compliance Order without penalty issued1 linked violation
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
March 20, 2014State Violation/Reminder Notice7 linked violations
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
February 24, 2010State Violation/Reminder Notice3 linked violations
October 1, 2009State Violation/Reminder Notice11 linked violations
September 21, 2009State Administrative/Compliance Order without penalty issued12 linked violations
September 15, 2009State Compliance achieved3 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
May 29, 1997State Compliance achieved6 linked violations

Common questions

Is MCFARLAND, CITY OF required to publish a Consumer Confidence Report?: Yes. MCFARLAND, CITY OF 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 MCFARLAND, CITY OF’s next Consumer Confidence Report due?: MCFARLAND, CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MCFARLAND, CITY OF have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for MCFARLAND, CITY OF.
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

HERNANDEZ, YERLYS

661-444-0813

MCFARLAND, CA 93250