SAN LEANDRO, CA · Sonoma County
SANTA ROSA MOBILE ESTATES Water System
Consumer Confidence Report status
SANTA ROSA MOBILE ESTATES must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for SANTA ROSA MOBILE ESTATES.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA4900796
- System type
- Community Water System
- Population served
- 420
- Service connections
- 141
- Ownership
- privately owned
- Water source
- groundwater (wells)
SANTA ROSA MOBILE ESTATES is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 420 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries in 1984, all of which EPA lists as closed. Nothing has been added since 1984.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Miscellaneous Other Rules.
Violation history
Notification, Public
—No contaminant on record
September 1, 1984 – September 30, 1984
ArchivedNotification, Public
—No contaminant on record
July 1, 1984 – July 31, 1984
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 1, 1984 – September 30, 1984 | Notification, Public | — | — | Archived |
| July 1, 1984 – July 31, 1984 | Notification, Public | — | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is SANTA ROSA MOBILE ESTATES required to publish a Consumer Confidence Report?
- Yes. SANTA ROSA MOBILE ESTATES is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is SANTA ROSA MOBILE ESTATES’s next Consumer Confidence Report due?
- SANTA ROSA MOBILE ESTATES’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does SANTA ROSA MOBILE ESTATES have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for SANTA ROSA MOBILE ESTATES.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
KLINE, CHUCK
510-895-8110
SAN LEANDRO, CA 94577