Is EAST MADISON WATER ASSN-WEST's water safe to drink?
EAST MADISON WATER ASSN-WEST has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 7,339 people get their water from it, across 2,824 connections.
EAST MADISON WATER ASSN-WEST's record against the rest of the country
Out of 12,903 systems in this dataset, EAST MADISON WATER ASSN-WEST ranks 3,870th by violation burden (70th percentile) - 274 violations total, 4 health-baseds.
Against the MS average
Among the 349 MS systems in this dataset, the average is 3.2 health-based violations - EAST MADISON WATER ASSN-WEST's 4 is above that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
EAST MADISON WATER ASSN-WEST's most recent violation on record is dated 2017-01-07, with the most recent health-based one dated 2013-01-10. Last reported to EPA: 05/18/2026.
The concern categories on record
EAST MADISON WATER ASSN-WEST'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)
- Disinfection byproducts - flagged from: Total Haloacetic Acids (HAA5)
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 EAST MADISON WATER ASSN-WEST's record does not cover
EAST MADISON WATER ASSN-WEST's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Between the utility's meter and EAST MADISON WATER ASSN-WEST's customers' taps is household plumbing, invisible to a system-level record ranked 3,870th of 12,903 by violation count. The guide to what this data misses covers that gap.