DILLINGHAM WATER SYSTEM: EPA violation history, explained
DILLINGHAM WATER SYSTEM had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. Population served: 2,419, over 182 connections.
Ranked against every other system in this dataset
DILLINGHAM WATER SYSTEM has 411 violations on record in total, 2 of thems health-based - ranking it 5,635th of 12,903 systems by violation count, the 56th percentile nationally.
Against the AK average
DILLINGHAM WATER SYSTEM's 2 health-based violations sit within the AK average of 8.9, across 35 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
DILLINGHAM WATER SYSTEM's most recent violation on record is dated 2027-06-05, with the most recent health-based one dated 2024-03-08. Last reported to EPA: 06/19/2026.
The concern categories on record
DILLINGHAM WATER SYSTEM'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: Groundwater Rule
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 DILLINGHAM WATER SYSTEM's record does not cover
Everything on this page is DILLINGHAM WATER SYSTEM's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 411 logged violations can see. The guide to what this data misses covers that gap.