Public water system · CA5100107
ActiveGolden State Water Co. - Robbins
At a glance
Golden State Water Co. - Robbins (PWSID CA5100107) is an active community water system in Sutter County, California. It reports serving 205 people through 86 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
205
Service connections
86
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Golden State Water Co. - Robbins compare with other water systems in Sutter County?
By EPA's size categories, Golden State Water Co. - Robbins is a very small system (500 people or fewer). Sutter County has 35 active public water systems. Its population served is well below the county average of 2,514 people per system, and accounts for 0.2% of the 87,991 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so Golden State Water Co. - Robbins is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. California has 2,997 active community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates Golden State Water Co. - Robbins?
EPA lists Golden State Water Co. - Robbins as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 35 active systems in Sutter County (31%) are also owned by a local government.
Does Golden State Water Co. - Robbins have drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2021. The violations listed here began between July 2019 and October 2021. By type: 9 contaminant level above the legal limit and 3 monitoring. The contaminant or rule involved most often is Arsenic (9 of them). EPA lists 9 as archived and 3 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2021-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2021-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2021-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2020-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2020-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2020-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2020-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2019-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2019-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Golden State Water Co. - Robbins: frequently asked questions
Who runs Golden State Water Co. - Robbins?
Golden State Water Co. - Robbins (PWSID CA5100107) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Golden State Water Co. - Robbins serve?
Golden State Water Co. - Robbins reports serving 205 people through 86 service connections in Sutter County, California.
Where does Golden State Water Co. - Robbins get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Golden State Water Co. - Robbins have any drinking water violations?
Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2021. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Golden State Water Co. - Robbins' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 9 are health-based, and the most recent began in October 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Golden State Water Co. - Robbins' water quality report?
As a community water system, Golden State Water Co. - Robbins must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Sutter County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Yuba City | Sutter | 70,256 | Community | Surface water |
| City of Live Oak | Sutter | 9,285 | Community | Groundwater |
| Sutter Community S.D. | Sutter | 2,904 | Community | Groundwater |
| National American Corp. Lp-Lake Minden | Sutter | 1,065 | Transient non-community | Groundwater |
| Church of Glad Tidings | Sutter | 878 | Non-transient non-community | Groundwater |
| Wildewood East Mutual | Sutter | 350 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Golden State Water Co. - Robbins, PWSID CA5100107, California”, https://aquacensus.com/water-systems/california/golden-state-water-co-robbins-ca5100107 (data as of October 1, 2026).