CLIFTON WD: EPA violation history, explained

CLIFTON WD has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 34,500, over 12,297 connections.

CLIFTON WD's record against the rest of the country

13 total violations and 2 health-based ones put CLIFTON WD at the 50th percentile nationally for violation burden, rank 6,394 of 12,903.

Against the CO average

CO's 230 covered systems average 3.0 health-based violations each; CLIFTON WD carries 2, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

CLIFTON WD's most recent violation on record is dated 2018-01-01, with the most recent health-based one dated 2017-01-01. Last reported to EPA: 06/17/2026.

The concern categories on record

CLIFTON WD'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: Interim Enhanced Surface Water Treatment Rule; Surface Water Treatment 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 CLIFTON WD's record does not cover

CLIFTON WD'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 CLIFTON WD's customers' taps is household plumbing, invisible to a system-level record ranked 6,394th of 12,903 by violation count. The guide to what this data misses covers that gap.