F0/100
DESERT HILLS WATER — Water Quality Report 2026
Serving 4,220 people · Arizona
Water Source
Purchased Surface Water
County
—
System ID
AZ0407026
Violations
97
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About DESERT HILLS WATER
Is DESERT HILLS WATER water safe to drink?
DESERT HILLS WATER water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 97 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has DESERT HILLS WATER detected?
51 contaminants were tested in DESERT HILLS WATER's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does DESERT HILLS WATER have any EPA violations?
Yes, DESERT HILLS WATER has 97 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, RPT, Other. 11 are health-based violations.
How many people does DESERT HILLS WATER serve?
DESERT HILLS WATER serves approximately 4,220 people, Arizona. The system provides water to 1 community: Cave Creek.
What type of water does DESERT HILLS WATER provide?
DESERT HILLS WATER sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is AZ0407026.
How does DESERT HILLS WATER compare to other utilities in Arizona?
DESERT HILLS WATER scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Arizona state page for a full comparison of water systems.