Public Water Partners

MERIDIAN, ID · Ada County

ARROWROCK RANCH Water System

Consumer Confidence Report status

ARROWROCK RANCH 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 ARROWROCK RANCH.

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 Idaho’s official records. Always confirm current status with Idaho before making decisions based on this information.

System facts

System ID (PWSID)
ID4010247
System type
Community Water System
Population served
250
Service connections
100
Ownership
privately owned
Water source
groundwater (wells)

ARROWROCK RANCH is one of 969 community water systems in Idaho in the 500 or fewer people size category, serving 250 people from groundwater.

As of August 1, 2026, its federal record holds 1 entry in 2013, all of which EPA lists as closed. Nothing has been added since 2013.

None of the 1 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 Total Coliform Rules.

Violation history

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 2013 – December 31, 2013

    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 ARROWROCK RANCH required to publish a Consumer Confidence Report?

Yes. ARROWROCK RANCH 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 ARROWROCK RANCH’s next Consumer Confidence Report due?

ARROWROCK RANCH’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does ARROWROCK RANCH have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for ARROWROCK RANCH.

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

SQUIRES, LARRY

208-888-9946

MERIDIAN, ID 83680