Is SUPERIOR WATER LIGHT & POWER COMPANY's water safe to drink?
SUPERIOR WATER LIGHT & POWER COMPANY 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 26,084 people through 9,660 service connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, SUPERIOR WATER LIGHT & POWER COMPANY ranks 5,268th by violation burden (59th percentile) - 10 violations total, 3 health-baseds.
How SUPERIOR WATER LIGHT & POWER COMPANY compares within WI
SUPERIOR WATER LIGHT & POWER COMPANY's 3 health-based violations sit within the WI average of 3.6, across 202 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 SUPERIOR WATER LIGHT & POWER COMPANY is from 2025-05-10 (health-based: 2025-05-10). Last reported to EPA: 05/29/2026.
What kind of problem, specifically
SUPERIOR WATER LIGHT & POWER COMPANY'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:
- Lead & copper - flagged from: LEAD AND COPPER RULE REVISIONS; Lead and Copper Rule
- Disinfection byproducts - flagged from: TTHM
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
Everything on this page is SUPERIOR WATER LIGHT & POWER COMPANY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 3 health-based violations on file for SUPERIOR WATER LIGHT & POWER COMPANY - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.