Public water system · CA3110040
ActivePlacer Cwa - Bianchi Estates
At a glance
Placer Cwa - Bianchi Estates (PWSID CA3110040) is an active community water system in Placer County, California. It reports serving 110 people through 39 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
110
Service connections
39
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Placer Cwa - Bianchi Estates compare with other water systems in Placer County?
By EPA's size categories, Placer Cwa - Bianchi Estates is a very small system (500 people or fewer). Placer County has 116 active public water systems. Its population served is well below the county average of 3,692 people per system, and accounts for less than 0.1% of the 428,242 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 Placer Cwa - Bianchi Estates 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 506 California systems (6.8%) list purchased surface water as their primary source.
Who owns and regulates Placer Cwa - Bianchi Estates?
EPA lists Placer Cwa - Bianchi Estates 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. 35 of the 116 active systems in Placer County (30%) are also owned by a local government.
Does Placer Cwa - Bianchi Estates 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 Placer Cwa - Bianchi Estates. For the latest compliance status, check EPA ECHO for current compliance history.
Placer Cwa - Bianchi Estates: frequently asked questions
Who runs Placer Cwa - Bianchi Estates?
Placer Cwa - Bianchi Estates (PWSID CA3110040) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Placer Cwa - Bianchi Estates serve?
Placer Cwa - Bianchi Estates reports serving 110 people through 39 service connections in Placer County, California.
Where does Placer Cwa - Bianchi Estates get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Placer Cwa - Bianchi Estates have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Placer Cwa - Bianchi Estates' 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 the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Placer Cwa - Bianchi Estates' water quality report?
As a community water system, Placer Cwa - Bianchi Estates 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 Placer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Roseville | Placer | 155,612 | Community | Surface water |
| Placer Cwa - Foothill | Placer | 89,544 | Community | Surface water |
| City of Lincoln | Placer | 54,538 | Community | Purchased surface water |
| Placer Cwa - Auburn/Bowman | Placer | 27,294 | Community | Surface water |
| Northstar C.S.D. | Placer | 15,452 | Community | Surface water |
| Cal Am - West Placer | Placer | 8,861 | 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, “Placer Cwa - Bianchi Estates, PWSID CA3110040, California”, https://aquacensus.com/water-systems/california/placer-cwa-bianchi-estates-ca3110040 (data as of October 1, 2026).