Public Water Partners

SAN JOSE, CA · Santa Clara County

ROSEVIEW HEIGHTS MUTUAL WATER COMPANY Water System

Consumer Confidence Report status

ROSEVIEW HEIGHTS MUTUAL 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 1 item for ROSEVIEW HEIGHTS MUTUAL WATER COMPANY that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.

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)
CA4300562
System type
Community Water System
Population served
148
Service connections
53
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

ROSEVIEW HEIGHTS MUTUAL WATER COMPANY is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 148 people from surface water.

As of August 1, 2026, its federal record holds 6 entries between 1981 and 2024, of which 1 remains open; none are health-based.

Of the 6, 3 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Miscellaneous Other Rules, the Lead and Copper Rule, and the Total Coliform Rules.

Violation history

  • LSL Reporting

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024

    Unaddressed
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    May 1, 1994 – May 31, 1994

    Resolved
  • Notification, Public

    No contaminant on record

    September 1, 1984 – September 30, 1984

    Archived
  • Notification, Public

    No contaminant on record

    August 1, 1984 – August 31, 1984

    Archived
  • Notification, Public

    No contaminant on record

    July 1, 1984 – July 31, 1984

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1981 – September 30, 1982

    Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Common questions

Is ROSEVIEW HEIGHTS MUTUAL WATER COMPANY required to publish a Consumer Confidence Report?

Yes. ROSEVIEW HEIGHTS MUTUAL 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 ROSEVIEW HEIGHTS MUTUAL WATER COMPANY’s next Consumer Confidence Report due?

ROSEVIEW HEIGHTS MUTUAL WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does ROSEVIEW HEIGHTS MUTUAL WATER COMPANY have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show 1 item for ROSEVIEW HEIGHTS MUTUAL WATER COMPANY that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.

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

SCHACHER, TIMOTHY

408-259-4760

SAN JOSE, CA 95161