Public water system · CA3410018

Active

Rio Linda/Elverta Community Water Dist

At a glance

Rio Linda/Elverta Community Water Dist (PWSID CA3410018) is an active community water system in Sacramento County, California. It reports serving 15,460 people through 4,668 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, none is health-based, and the most recent began in April 2010.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

15,460

Service connections

4,668

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDCA3410018

System typeCommunity water system

Activity statusActive

Population served15,460

Service connections4,668

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyCA state drinking water program

City served—

StateCalifornia

ZIP—

CountySacramento County

How does Rio Linda/Elverta Community Water Dist compare with other water systems in Sacramento County?

By EPA's size categories, Rio Linda/Elverta Community Water Dist is a large system (10,001 to 100,000 people). Sacramento County has 164 active public water systems. Its population served is about 50% above the county average of 10,325 people per system, and accounts for 0.9% of the 1,693,284 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 Rio Linda/Elverta Community Water Dist is about 131% above 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 Rio Linda/Elverta Community Water Dist?

EPA lists Rio Linda/Elverta Community Water Dist 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. 37 of the 164 active systems in Sacramento County (23%) are also owned by a local government.

Does Rio Linda/Elverta Community Water Dist have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2010. The violations listed here began between January 2008 and April 2010. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 12 as resolved. 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
2010-04-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2010-03-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2010-02-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2010-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2010-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2009-10-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2009-10-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2009-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2009-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2008-01-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2008-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2008-01-01	Monitoring and reportingMonitoring, Regular · code 03	Benzenecode 2990	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.

Rio Linda/Elverta Community Water Dist: frequently asked questions

Who runs Rio Linda/Elverta Community Water Dist?

Rio Linda/Elverta Community Water Dist (PWSID CA3410018) is a community water system owned by a local government. It is regulated by the CA state drinking water program.

How many people does Rio Linda/Elverta Community Water Dist serve?

Rio Linda/Elverta Community Water Dist reports serving 15,460 people through 4,668 service connections in Sacramento County, California.

Where does Rio Linda/Elverta Community Water Dist 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 Rio Linda/Elverta Community Water Dist have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2010. 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 Rio Linda/Elverta Community Water Dist'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.

Where can I find Rio Linda/Elverta Community Water Dist's water quality report?

As a community water system, Rio Linda/Elverta Community Water Dist 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 Sacramento County

Water system	County	Population served	Type	Source
City of Sacramento Main	Sacramento	527,979	Community	Surface water
Sacramento Suburban Water District	Sacramento	194,444	Community	Purchased surface water
Scwa - Laguna/Vineyard	Sacramento	184,896	Community	Surface water
Folsom, City of - Main	Sacramento	80,969	Community	Surface water
Citrus Heights Water District	Sacramento	67,818	Community	Purchased surface water
Cal Am - Suburban Rosemont	Sacramento	54,793	Community	Purchased surface water

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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, “Rio Linda/Elverta Community Water Dist, PWSID CA3410018, California”, https://aquacensus.com/water-systems/california/rio-linda-elverta-community-water-dist-ca3410018 (data as of October 1, 2026).