B72/100
HANA — Water Quality Report 2026
Serving 1,284 people · Hawaii
Water Source
Groundwater
County
—
System ID
HI0000217
Violations
12
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2008.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About HANA
Is HANA water safe to drink?
HANA water receives a grade of B (72/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has HANA detected?
1 contaminants were tested in HANA's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HANA have any EPA violations?
Yes, HANA has 12 EPA violation(s) on record, with the most recent in 2008. Violation types include MR, MCL. 4 are health-based violations.
How many people does HANA serve?
HANA serves approximately 1,284 people, Hawaii. The system provides water to 1 community: Hana.
What type of water does HANA provide?
HANA sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is HI0000217.
How does HANA compare to other utilities in Hawaii?
HANA scores 72/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Hawaii state page for a full comparison of water systems.