Is QUARTZ HILL WATER DIST.'s water safe to drink?
QUARTZ HILL WATER DIST. has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 19,100 people through 5,850 service connections.
Ranked against every other system in this dataset
QUARTZ HILL WATER DIST. has 2 violations on record in total, 1 of them health-based - ranking it 9,101th of 12,903 systems by violation count, the 29th percentile nationally.
How QUARTZ HILL WATER DIST. compares within CA
Among the 803 CA systems in this dataset, the average is 5.8 health-based violations - QUARTZ HILL WATER DIST.'s 1 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for QUARTZ HILL WATER DIST. is from 1999-01-06 (health-based: 1995-01-11). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
QUARTZ HILL WATER DIST.'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: Coliform (TCR)
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 this data is and is not
Everything on this page is QUARTZ HILL WATER DIST.'s own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and QUARTZ HILL WATER DIST.'s customers' taps is household plumbing, invisible to a system-level record ranked 9,101th of 12,903 by violation count. The guide to what this data misses covers that gap.