MARICOPA, AZ · Pinal County
GW SANTA CRUZ WATER CO Water System
Consumer Confidence Report status
GW SANTA CRUZ WATER CO 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 GW SANTA CRUZ WATER CO.
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)
- AZ0411131
- System type
- Community Water System
- Population served
- 84,000
- Service connections
- 17,123
- Ownership
- privately owned
- Water source
- groundwater (wells)
GW SANTA CRUZ WATER CO is among the 16 largest community water systems in Arizona, serving 84,000 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 2021, all of which EPA lists as closed. Nothing has been added since 2021.
All 1 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 inorganic chemicals.
Violation history
Monitoring, Regular
—Chromium
January 1, 2021 – December 31, 2023
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2021 – December 31, 2023 | Monitoring, Regular | Chromium | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 28, 2025State Violation/Reminder Notice860 linked violations
- August 28, 2025State Public Notification requested140 linked violations
Common questions
Is GW SANTA CRUZ WATER CO required to publish a Consumer Confidence Report?
- Yes. GW SANTA CRUZ WATER CO 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 GW SANTA CRUZ WATER CO’s next Consumer Confidence Report due?
- GW SANTA CRUZ WATER CO’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GW SANTA CRUZ WATER CO have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for GW SANTA CRUZ WATER CO.
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
ARMIJO, SUSAN
480-328-9281
MARICOPA, AZ 85138