FAIRFIELD, CA · Sonoma County

ROBIN WAY WATER SYSTEM 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): CA4900913
System type: Community Water System
Population served: 66
Service connections: 20
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2023 – June 30, 2023
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2023 – March 31, 2023
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2022 – March 31, 2022
Archived
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
November 1, 2019 – October 31, 2022
Archived
Monitoring and Reporting (DBP)
—
TTHM
November 1, 2019 – October 31, 2022
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
June 1, 2019 – June 30, 2019
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
May 1, 2019 – May 31, 2019
Archived
Public Notification Violation without NPDWR Violation
—
Public Notice
August 27, 2012 – March 2, 2018
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
May 28, 1987 – December 1, 1987
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

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
April 1, 2023 – June 30, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
January 1, 2023 – March 31, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
November 1, 2019 – October 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Archived
November 1, 2019 – October 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Archived
June 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
May 1, 2019 – May 31, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Archived
August 27, 2012 – March 2, 2018	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
May 28, 1987 – December 1, 1987	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
September 1, 1984 – September 30, 1984	Notification, Public	—	—	Archived
August 1, 1984 – August 31, 1984	Notification, Public	—	—	Archived

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

Enforcement actions

September 17, 2012State Administrative/Compliance Order without penalty issued26 linked violations

Contact

CEBALLOS, ORLANDO

707-688-8415

FAIRFIELD, CA 94534