Tap-ThatOpen the app

Hawaii

Yes. Tap water in Hawaii, United States is low risk across 42 listed water systems.

Covers community water systems serving 3,300 people or more. The rating uses health-based violations of federal drinking-water standards in the last three years, and whether those violations have been fixed. Each system is placed at a town it serves, so positions are approximate.

Common questions

Can I drink the tap water in Hawaii, United States?

Yes. Tap water in Hawaii, United States is low risk across 42 listed water systems.

Where do these ratings come from?

US EPA Safe Drinking Water Information System. Period covered: October 2023 to September 2026.