Who supplies my water · HI

Where Kailua's tap water comes from

EPA records point to Honolulu Board of Water Supply (Windward-Pearl Harbor) as the water system for Kailua.

Honolulu County · Population 40,514

The water system for Kailua

System-level records from EPA. Not a test of your tap.

ZIP codes in Kailua

A ZIP code is a postal area, not a water service area. Your water bill names your supplier.

Look up water quality by ZIP code →

Follow this water

Follow Kailua's water

One email when Honolulu Board of Water Supply (Windward-Pearl Harbor) publishes a new sampling round, a result moves above or below its reference, or the system's score changes.

Follow Kailua's water →