What's in SURPRISE CITY OF - MOUNTAIN VISTA's water?

SURPRISE CITY OF - MOUNTAIN VISTA's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 40,007 people get their water from it, across 15,167 connections.

Ranked against every other system in this dataset

SURPRISE CITY OF - MOUNTAIN VISTA has 413 violations on record in total, 0 of thems health-based - ranking it 9,244th of 12,903 systems by violation count, the 28th percentile nationally.

How SURPRISE CITY OF - MOUNTAIN VISTA compares within AZ

Among the 199 AZ systems in this dataset, the average is 8.2 health-based violations - SURPRISE CITY OF - MOUNTAIN VISTA's 0 is at or below that. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

The last violation EPA has on record for SURPRISE CITY OF - MOUNTAIN VISTA is from 2026-01-01. Last reported to EPA: 05/14/2026.

What this data is and is not

This is what SURPRISE CITY OF - MOUNTAIN VISTA 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 SURPRISE CITY OF - MOUNTAIN VISTA's customers' taps is household plumbing, invisible to a system-level record ranked 9,244th of 12,903 by violation count. The guide to what this data misses covers that gap.