Is Tonto Apache's water safe to drink?
Tonto Apache has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 2,580, over 71 connections.
Tonto Apache's record against the rest of the country
99 total violations and 4 health-based ones put Tonto Apache at the 69th percentile nationally for violation burden, rank 3,950 of 12,903.
How Tonto Apache compares within AZ
Tonto Apache's 4 health-based violations sit within the AZ average of 8.2, across 199 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for Tonto Apache is from 2026-01-01 (health-based: 2007-01-07). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
Tonto Apache'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)
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 this data is and is not
This is what Tonto Apache reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Between the utility's meter and Tonto Apache's customers' taps is household plumbing, invisible to a system-level record ranked 3,950th of 12,903 by violation count. The guide to what this data misses covers that gap.