Public water system · CA3400131
ActiveElkhorn I-5 Rest Area
At a glance
Elkhorn I-5 Rest Area (PWSID CA3400131) is an active transient non-community water system in Sacramento County, California. It reports serving 1,000 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,000
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Elkhorn I-5 Rest Area compare with other water systems in Sacramento County?
By EPA's size categories, Elkhorn I-5 Rest Area is a small system (501 to 3,300 people). Sacramento County has 164 active public water systems. Its population served is well below the county average of 10,325 people per system, and accounts for less than 0.1% 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 transient non-community water system reports serving 144 people, so Elkhorn I-5 Rest Area is about 6.9 times that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. California has 3,016 active transient non-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 Elkhorn I-5 Rest Area?
EPA lists Elkhorn I-5 Rest Area as owned by a state 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. 9 of the 164 active systems in Sacramento County (5.5%) are also owned by a state government.
Does Elkhorn I-5 Rest Area have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Elkhorn I-5 Rest Area. For the latest compliance status, check EPA ECHO for current compliance history.
Elkhorn I-5 Rest Area: frequently asked questions
Who runs Elkhorn I-5 Rest Area?
Elkhorn I-5 Rest Area (PWSID CA3400131) is a transient non-community water system owned by a state government. It is regulated by the CA state drinking water program.
How many people does Elkhorn I-5 Rest Area serve?
Elkhorn I-5 Rest Area reports serving 1,000 people through 1 service connection in Sacramento County, California.
Where does Elkhorn I-5 Rest Area 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 Elkhorn I-5 Rest Area have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Elkhorn I-5 Rest Area'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Elkhorn I-5 Rest Area's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Elkhorn I-5 Rest Area is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
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, “Elkhorn I-5 Rest Area, PWSID CA3400131, California”, https://aquacensus.com/water-systems/california/elkhorn-i-5-rest-area-ca3400131 (data as of October 1, 2026).