What's in POSTVILLE WATER DEPARTMENT's water?

POSTVILLE WATER DEPARTMENT's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 2,513, over 862 connections.

How this compares nationally

Out of 12,903 systems in this dataset, POSTVILLE WATER DEPARTMENT ranks 10,703th by violation burden (17th percentile) - 8 violations total, 0 health-baseds.

Against the IA average

POSTVILLE WATER DEPARTMENT's 0 health-based violations sit within the IA average of 3.5, across 203 systems statewide. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

POSTVILLE WATER DEPARTMENT's most recent violation on record is dated 2023-01-07. Last reported to EPA: 06/17/2026.

What POSTVILLE WATER DEPARTMENT's record does not cover

This is what POSTVILLE WATER DEPARTMENT 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 POSTVILLE WATER DEPARTMENT's customers' taps is household plumbing, invisible to a system-level record ranked 10,703th of 12,903 by violation count. The guide to what this data misses covers that gap.