What's in DILLON CITY OF's water?

DILLON CITY OF's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 4,300, over 1,920 connections.

Ranked against every other system in this dataset

DILLON CITY OF has 8 violations on record in total, 0 of thems health-based - ranking it 10,671th of 12,903 systems by violation count, the 17th percentile nationally.

Against the MT average

Among the 59 MT systems in this dataset, the average is 6.7 health-based violations - DILLON CITY OF's 0 is at or below that. See the lead and copper guide for why lead counts differently.

Most recent violation on record

DILLON CITY OF's most recent violation on record is dated 2012-01-05. Last reported to EPA: 06/29/2026.

What DILLON CITY OF's record does not cover

DILLON CITY OF'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 DILLON CITY OF's customers' taps is household plumbing, invisible to a system-level record ranked 10,671th of 12,903 by violation count. The guide to what this data misses covers that gap.