Is KALAHEO-KOLOA's water safe to drink?

KALAHEO-KOLOA's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 12,660 people get their water from it, across 5,376 connections.

Ranked against every other system in this dataset

KALAHEO-KOLOA has 3 violations on record in total, 0 of thems health-based - ranking it 11,629th of 12,903 systems by violation count, the 10th percentile nationally.

Against the HI average

KALAHEO-KOLOA's 0 health-based violations sit within the HI average of 8.4, across 47 systems statewide. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

KALAHEO-KOLOA's most recent violation on record is dated 2000-01-01. Last reported to EPA: 06/03/2026.

What KALAHEO-KOLOA's record does not cover

Everything on this page is KALAHEO-KOLOA's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 0 health-based violations on file for KALAHEO-KOLOA - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.