Public Water Partners

DES PERES, AZ · La Paz County

CS Q MOUNTAIN WATER COMPANY Water System

Consumer Confidence Report status

CS Q MOUNTAIN 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 CS Q MOUNTAIN 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 Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.

System facts

System ID (PWSID)
AZ0415096
System type
Community Water System
Population served
1,224
Service connections
478
Ownership
privately owned
Water source
groundwater (wells)

CS Q MOUNTAIN WATER COMPANY is one of 272 community water systems in Arizona in the 501 to 3,300 people size category, serving 1,224 people from groundwater.

As of August 1, 2026, EPA's published records contain no violations for this system.

Violation history

No violations on record for this system.

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is CS Q MOUNTAIN WATER COMPANY required to publish a Consumer Confidence Report?

Yes. CS Q MOUNTAIN 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 CS Q MOUNTAIN WATER COMPANY’s next Consumer Confidence Report due?

CS Q MOUNTAIN WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does CS Q MOUNTAIN WATER COMPANY have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for CS Q MOUNTAIN 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

KRIESS, FRED

602-698-9786

DES PERES, MO 63131