Water Quality Report - 2022 Publication

Annual Water Quality Report for County of Maui Water Systems
Each year, the Maui Department of Water Supply provides its customers with an Annual Water Quality Report to let them know that our water meets all established federal and state drinking water standards. We encourage you to review this report as it provides details about the source and quality of the drinking water delivered to your community in 2021. The Maui Department of Water Supply has been treating and testing the quality of its water since the Department was organized in 1949. To ensure the safety of your water, hundreds of tests are run annually to determine the presence of potential contaminants such as bacteria, pesticides and herbicides, asbestos, lead, copper, petroleum products, and by-products of industrial and water treatment processes.

Maui County Water Quality Report

To find the 2021 Water Quality Report for your water : Click on the name of the water system on the map below.
Maui Water WPOD Maps
New Area, Second One, Third One. Lahaina, Kihei, Makawao Kaunakakai Map New Document Lahaina Kalae Map Ualapue Map Honokohau Map Wailuku Map Makawao Map Kaenae Map KalaeWPOD Map Kaunakakai WPOD Map Ualapue WPOD Map Lahaina WPOD Map Honokohau WPOD Maps Wailuku WPOD Map Makawao WPOD Map Lower Kula WPOD Map Upper Kula WPOD Map Kaenae Kalae WPOD Map Kaunakakai WPOD Map Ualapue WPOD Map Lahaina WPOD Map Honokohau WPOD Map Wailuku WPOD Map Makawao WPOD Map Lower Kula WPOD Map Upper Kula WPOD Map Keanae WPOD Map Nahiku WPOD Map Hana WPOD Map
Wailuku System -
Central/South Maui

Lahaina System
Ualapue System
Upper Kula System

Kahului

Honokowai

Kamalo

Kanaio

Kihei

Kahana

Ualapue

Keokea

Maalaea

Kelawea

Wailua

Olinda Rd-above 1525 Olinda Rd to 2877 Olinda Rd

Makena

Lahaina
Kaunakakai System

Piiholo-from 1671 Piiholo Rd to 2755 Piiholo Rd

Paia


Mahinahina

Kamililoa

Ulupalakua

Puunene

Napili

Kaunakakai

Waiakoa

Spreckelsville

Puamana

Kawela

Waiohuli

Waiehu

Wahikuli
Kalae System



Waihee
Hana System

Kalae



Waikapu

Hamoa
Lower Kula System



Wailea

Hana

Kula Kai



Wailuku

Wakiu

Kulalani Subdivision


Makawao System
Honokohau System

Olinda Rd- Malu Pl to 1525 Olinda Rd

Haiku

Honokohau

Omaopio



Hailiimaile
Keanae System

Piiholo -from 981 Piiholo Rd to 1630 Piiholo Rd

Kokomo

Keanae

Pulehu



Makawao
Nahiku System






Pukalani

Nahiku