Pinon-District 4 NTUA: EPA violation history, explained

Pinon-District 4 NTUA's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 5,195 people through 1,519 service connections.

How this compares nationally

Out of 12,903 systems in this dataset, Pinon-District 4 NTUA ranks 9,691th by violation burden (25th percentile) - 38 violations total, 0 health-baseds.

How Pinon-District 4 NTUA compares within AZ

Among the 199 AZ systems in this dataset, the average is 8.2 health-based violations - Pinon-District 4 NTUA's 0 is at or below that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

The last violation EPA has on record for Pinon-District 4 NTUA is from 2020-01-01. Last reported to EPA: 06/23/2026.

What this data is and is not

This is what Pinon-District 4 NTUA 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. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 38 logged violations can see. The guide to what this data misses covers that gap.