W Central Rwa - Denison Subsys, IA Water Quality
W Central Rwa - Denison Subsys: EPA violation history, explained
W Central Rwa - Denison Subsys's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 2,428 people get their water from it, across 971 connections.
W Central Rwa - Denison Subsys's record against the rest of the country
Out of 12,903 systems in this dataset, W Central Rwa - Denison Subsys ranks 11,510th by violation burden (11th percentile) - 4 violations total, 0 health-based.
Against the IA average
Among the 203 IA systems in this dataset, the average is 3.5 health-based violations - W Central Rwa - Denison Subsys's 0 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
W Central Rwa - Denison Subsys's most recent violation on record is dated 2013-01-08. Last reported to EPA: 06/17/2026.
What W Central Rwa - Denison Subsys's record does not cover
This is what W Central Rwa - Denison Subsys 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. This record - 0 health-based violations on file for W Central Rwa - Denison Subsys - 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.