Public water system · CA5800820
ActiveRiver Highlands Csd
At a glance
River Highlands Csd (PWSID CA5800820) is an active community water system in Yuba County, California. It reports serving 200 people through 84 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
200
Service connections
84
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does River Highlands Csd compare with other water systems in Yuba County?
By EPA's size categories, River Highlands Csd is a very small system (500 people or fewer). Yuba County has 62 active public water systems. Its population served is well below the county average of 1,823 people per system, and accounts for 0.2% of the 113,008 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 River Highlands Csd 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 River Highlands Csd?
EPA lists River Highlands Csd 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. 8 of the 62 active systems in Yuba County (13%) are also owned by a local government.
Does River Highlands Csd have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2021. The violations listed here began between October 1980 and November 2021. By type: 3 monitoring and reporting, 3 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Gross alpha (excluding radon and uranium) (2 of them). EPA lists 5 as archived and 2 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 |
|---|---|---|---|---|
| 2021-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2019-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1984-09-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | No | Archived |
| 1984-08-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | No | Archived |
| 1984-07-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | No | Archived |
| 1981-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 1980-10-30 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 7 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.
River Highlands Csd: frequently asked questions
Who runs River Highlands Csd?
River Highlands Csd (PWSID CA5800820) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does River Highlands Csd serve?
River Highlands Csd reports serving 200 people through 84 service connections in Yuba County, California.
Where does River Highlands Csd 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 River Highlands Csd have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 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 River Highlands Csd's 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. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 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 River Highlands Csd's water quality report?
As a community water system, River Highlands Csd 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 Yuba County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Linda County Water District | Yuba | 21,654 | Community | Groundwater |
| Yuba County Motorplex | Yuba | 18,000 | Transient non-community | Groundwater |
| Olivehurst Public U.D. | Yuba | 16,595 | Community | Groundwater |
| Cal-Water Service Co.-Marysville | Yuba | 12,419 | Community | Groundwater |
| Plumas Lake | Yuba | 10,464 | Community | Groundwater |
| Beale Air Force Base | Yuba | 6,785 | 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, “River Highlands Csd, PWSID CA5800820, California”, https://aquacensus.com/water-systems/california/river-highlands-csd-ca5800820 (data as of October 1, 2026).