CHICO, CA · Butte County
DEL ORO WATER CO.-STIRLING BLUFFS Water System
Consumer Confidence Report status
DEL ORO WATER CO.-STIRLING BLUFFS 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 DEL ORO WATER CO.-STIRLING BLUFFS.
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)
- CA0410018
- System type
- Community Water System
- Population served
- 521
- Service connections
- 158
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
DEL ORO WATER CO.-STIRLING BLUFFS is one of 728 community water systems in California in the 501 to 3,300 people size category, serving 521 people from surface water.
As of August 1, 2026, its federal record holds 2 entries between 2003 and 2006, all of which EPA lists as closed. Nothing has been added since 2006.
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 Surface Water Treatment Rules.
Violation history
Treatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
January 1, 2006 – March 31, 2006
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
July 1, 2003 – September 30, 2003
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2006 – March 31, 2006 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| July 1, 2003 – September 30, 2003 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 27, 2018State Compliance achieved8 linked violations
Common questions
Is DEL ORO WATER CO.-STIRLING BLUFFS required to publish a Consumer Confidence Report?
- Yes. DEL ORO WATER CO.-STIRLING BLUFFS 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 DEL ORO WATER CO.-STIRLING BLUFFS’s next Consumer Confidence Report due?
- DEL ORO WATER CO.-STIRLING BLUFFS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does DEL ORO WATER CO.-STIRLING BLUFFS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for DEL ORO WATER CO.-STIRLING BLUFFS.
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
FORTINO, ROBERT
530-809-3970
CHICO, CA 95927