Sand Pillow, WI Water Quality
Sand Pillow: EPA violation history, explained
Sand Pillow's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 5,230 people get their water from it, across 211 connections.
How this compares nationally
8 total violations and 0 health-based ones put Sand Pillow at the 17th percentile nationally for violation burden, rank 10,660 of 12,903.
How Sand Pillow compares within WI
Sand Pillow's 0 health-based violations sit within the WI average of 5.4, across 259 systems statewide. 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 Sand Pillow is from 2019-01-04. Last reported to EPA: 06/30/2026.
What this data is and is not
This is what Sand Pillow 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 Sand Pillow's customers' taps is household plumbing, invisible to a system-level record ranked 10,660th of 12,903 by violation count. The guide to what this data misses covers that gap.