YUCAIPA, CA · San Bernardino County
WESTERN HEIGHTS WATER COMPANY Water System
Consumer Confidence Report status
WESTERN HEIGHTS WATER COMPANY 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 WESTERN HEIGHTS WATER COMPANY.
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)
- CA3610053
- System type
- Community Water System
- Population served
- 7,705
- Service connections
- 2,335
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
WESTERN HEIGHTS WATER COMPANY is one of 278 community water systems in California in the 3,301 to 10,000 people size category, serving 7,705 people from surface water.
As of August 1, 2026, its federal record holds 3 entries between 1987 and 2006, all of which EPA lists as closed. Nothing has been added since 2006.
None of the 3 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 inorganic chemicals and the Total Coliform Rules.
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2006 – August 31, 2006
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
July 1, 1987 – July 31, 1987
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
June 1, 1987 – June 30, 1987
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| August 1, 2006 – August 31, 2006 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 1987 – July 31, 1987 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Archived |
| June 1, 1987 – June 30, 1987 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- September 21, 2006State Compliance achieved2 linked violations
- June 22, 2001State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
Common questions
Is WESTERN HEIGHTS WATER COMPANY required to publish a Consumer Confidence Report?
- Yes. WESTERN HEIGHTS WATER COMPANY 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 WESTERN HEIGHTS WATER COMPANY’s next Consumer Confidence Report due?
- WESTERN HEIGHTS WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WESTERN HEIGHTS WATER COMPANY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for WESTERN HEIGHTS WATER COMPANY.
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
IVERSON, MARK E.
909-790-1901
YUCAIPA, CA 92399