Is Hoopa Valley-Wide System's water safe to drink?
Hoopa Valley-Wide System has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 3,500 people through 1,241 service connections.
Hoopa Valley-Wide System's record against the rest of the country
143 total violations and 16 health-based ones put Hoopa Valley-Wide System at the 91th percentile nationally for violation burden, rank 1,123 of 12,903.
Against the CA average
Among the 803 CA systems in this dataset, the average is 5.8 health-based violations - Hoopa Valley-Wide System's 16 is above that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
Hoopa Valley-Wide System's most recent violation on record is dated 2021-01-01, with the most recent health-based one dated 2005-01-12. Last reported to EPA: 06/30/2026.
The concern categories on record
Hoopa Valley-Wide System'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); 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 Hoopa Valley-Wide System's record does not cover
Hoopa Valley-Wide System'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 Hoopa Valley-Wide System's customers' taps is household plumbing, invisible to a system-level record ranked 1,123th of 12,903 by violation count. The guide to what this data misses covers that gap.