Epcor - Chaparral City, AZ Water Quality
Is Epcor - Chaparral City's water safe to drink?
Epcor - Chaparral City has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 26,026 people get their water from it, across 13,438 connections.
Epcor - Chaparral City's record against the rest of the country
Out of 12,903 systems in this dataset, Epcor - Chaparral City ranks 2,037th by violation burden (84th percentile) - 416 violations total, 9 health-based.
Against the AZ average
AZ's 210 covered systems average 8.0 health-based violations each; Epcor - Chaparral City carries 9, more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Epcor - Chaparral City's most recent violation on record is dated 2024-01-08, with the most recent health-based one dated 2019-01-01. Last reported to EPA: 05/14/2026.
The concern categories on record
Epcor - Chaparral City's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
- Other regulated metals - flagged from: Arsenic; Fluoride
- Disinfection byproducts - flagged from: Tthm
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What Epcor - Chaparral City's record does not cover
Everything on this page is Epcor - Chaparral City's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 9 health-based violations on file for Epcor - Chaparral City - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.