Public water system · CA4901355
ActiveTerrace View Water System
At a glance
Terrace View Water System (PWSID CA4901355) is an active community water system in Sonoma County, California. It reports serving 60 people through 16 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
60
Service connections
16
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Terrace View Water System compare with other water systems in Sonoma County?
By EPA's size categories, Terrace View Water System is a very small system (500 people or fewer). Sonoma County has 441 active public water systems. Its population served is well below the county average of 1,092 people per system, and accounts for less than 0.1% of the 481,435 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 Terrace View Water System 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 Terrace View Water System?
EPA lists Terrace View Water System as privately owned. 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. 371 of the 441 active systems in Sonoma County (84%) are also privately owned.
Does Terrace View Water System 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 Terrace View Water System. For the latest compliance status, check EPA ECHO for current compliance history.
Terrace View Water System: frequently asked questions
Who runs Terrace View Water System?
Terrace View Water System (PWSID CA4901355) is a community water system privately owned. It is regulated by the CA state drinking water program.
How many people does Terrace View Water System serve?
Terrace View Water System reports serving 60 people through 16 service connections in Sonoma County, California.
Where does Terrace View Water System 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 Terrace View Water System have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Terrace View Water System'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 the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Terrace View Water System's water quality report?
As a community water system, Terrace View Water System 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 Sonoma County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Santa Rosa, City of | Sonoma | 175,396 | Community | Groundwater |
| Petaluma, City of | Sonoma | 60,781 | Community | Groundwater |
| Rohnert Park, City of | Sonoma | 43,821 | Community | Groundwater |
| Windsor, Town of | Sonoma | 25,561 | Community | Groundwater |
| Valley of the Moon Water District | Sonoma | 23,107 | Community | Groundwater |
| Sonoma, City of | Sonoma | 11,725 | 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, “Terrace View Water System, PWSID CA4901355, California”, https://aquacensus.com/water-systems/california/terrace-view-water-system-ca4901355 (data as of October 1, 2026).