Is ARVADA CITY OF's water safe to drink?
ARVADA CITY OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 171,610, over 39,327 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, ARVADA CITY OF ranks 8,642th by violation burden (33th percentile) - 5 violations total, 1 health-based.
Against the CO average
ARVADA CITY OF's 1 health-based violations sit within the CO average of 3.0, across 230 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
ARVADA CITY OF's most recent violation on record is dated 2024-01-06, with the most recent health-based one dated 2013-01-09. Last reported to EPA: 06/17/2026.
The concern categories on record
ARVADA CITY OF'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
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 ARVADA CITY OF's record does not cover
This is what ARVADA 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. Between the utility's meter and ARVADA CITY OF's customers' taps is household plumbing, invisible to a system-level record ranked 8,642th of 12,903 by violation count. The guide to what this data misses covers that gap.