BLACK HAWK CITY OF: EPA violation history, explained

BLACK HAWK 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: 15,167, over 117 connections.

How this compares nationally

97 total violations and 0 health-based ones put BLACK HAWK CITY OF at the 27th percentile nationally for violation burden, rank 9,408 of 12,903.

Against the CO average

Among the 230 CO systems in this dataset, the average is 3.0 health-based violations - BLACK HAWK CITY OF's 0 is at or below that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

BLACK HAWK CITY OF's most recent violation on record is dated 2021-01-09. Last reported to EPA: 06/17/2026.

What BLACK HAWK CITY OF's record does not cover

This is what BLACK HAWK 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. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 97 logged violations can see. The guide to what this data misses covers that gap.