Is SUN PRAIRIE UTILITIES's water safe to drink?
SUN PRAIRIE UTILITIES had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 39,300 people through 14,555 service connections.
SUN PRAIRIE UTILITIES's record against the rest of the country
SUN PRAIRIE UTILITIES has 25 violations on record in total, 2 of thems health-based - ranking it 6,139th of 12,903 systems by violation count, the 52th percentile nationally.
How SUN PRAIRIE UTILITIES compares within
SUN PRAIRIE UTILITIES's 2 health-based violations sit within the average of 11.2, across 244 systems statewide. 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 SUN PRAIRIE UTILITIES is from 2023-01-01 (health-based: 2023-01-01). Last reported to EPA: 05/29/2026.
What kind of problem, specifically
SUN PRAIRIE UTILITIES'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)
- Other regulated metals - flagged from: Fluoride
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
Everything on this page is SUN PRAIRIE UTILITIES's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and SUN PRAIRIE UTILITIES's customers' taps is household plumbing, invisible to a system-level record ranked 6,139th of 12,903 by violation count. The guide to what this data misses covers that gap.