Surprise City of - Mountain Vista, AZ Water Quality
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 them 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 210 AZ systems in this dataset, the average is 8.0 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.