What's in SIDNEY CITY OF's water?

SIDNEY CITY OF's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 5,000 people get their water from it, across 2,520 connections.

Ranked against every other system in this dataset

2 total violations and 0 health-based ones put SIDNEY CITY OF at the 6th percentile nationally for violation burden, rank 12,066 of 12,903.

Against the MT average

SIDNEY CITY OF's 0 health-based violations sit within the MT average of 6.7, across 59 systems statewide. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

SIDNEY CITY OF's most recent violation on record is dated 2004-01-10. Last reported to EPA: 06/29/2026.

What SIDNEY CITY OF's record does not cover

This is what SIDNEY CITY OF 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 SIDNEY CITY OF - 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.