All Hawaii water systems
Every Hawaii community water system on Lead Pipe Map (85), A to Z, with its lead and galvanized line count. Open a system for its full inventory, lead tests and violations.
A
- Aliamanu 134 unknown
- Anahola no lead
- Anahola Farm Lots 71 unknown
B
- Barbers Point 178 unknown
D
- Dillingham Airfield 7 unknown
- Dillingham Ranch 1 lead/galv.
F
- Fort Shafter 153 unknown
G
- Gay & Robinson no lead
H
- Haina no lead
- Haleakala National Park 6 lead/galv.
- Hana 478 unknown
- Hana Water Systems - North 110 unknown
- Hana Water Systems - South 79 unknown
- Hanapepe-Eleele no lead
- Hawaii Volcanoes Nat.Park no lead
- Hawaiian Beaches 51 lead/galv.
- Hawaiian Ocean View Estates no lead
- Hawaiian Shores 2 lead/galv.
- Hilo no lead
- Hnl-Windward-Pearl Harbor no lead
- Hoku'Ula Water System not reported
- Honokohau 12 unknown
- Hoolehua 107 unknown
J
- Joint Base Pearl Harbor-Hickam 87 lead/galv.
K
- Kaanapali 439 unknown
- Kahuku no lead
- Kahuku Air Base 24 unknown
- Kalae 49 unknown
- Kalaheo-Koloa no lead
- Kamehameha Schools 11 unknown
- Kapalua 653 unknown
- Kaunakakai 15 lead/galv.
- Kaupulehu no lead
- Kawela Plantation 157 unknown
- Kealia 72 unknown
- Keanae 84 unknown
- Kekaha-Waimea no lead
- Kilauea no lead
- Kohala Ranch Water Co. 704 unknown
- Kona Water Service Company 252 unknown
- Kualapuu 10 unknown
- Kula Nani 27 unknown
L
- Lahaina 3,103 unknown
- Laie Water Company no lead
- Lalamilo no lead
- Lanai City no lead
- Laupahoehoe-Kapehu no lead
- Lihue-Kapaa no lead
- Lower Kula 1,331 unknown
M
- Makawao 5,929 unknown
- Marine Corps Base Hawaii no lead
- Maui Highlands 153 unknown
- Maunaloa-Kaluakoi 350 unknown
- Mililani no lead
N
- Nahiku 38 unknown
- Nctams Eastpac 15 lead/galv.
- North Kohala no lead
- North Kona no lead
O
- Olaa-Mountain View no lead
- Olowalu 1 lead/galv.
P
- Pacific Missile Range Facility 16 lead/galv.
- Pahala no lead
- Pahoa no lead
- Papaikou no lead
- Pepeekeo no lead
- Princeville no lead
S
- Schofield Barracks 997 unknown
- South Kohala no lead
- South Kona no lead
T
- The Queen'S Medical Center no lead
- Tripler Army Medical CNTR 3 unknown
U
- Ualapue 306 unknown
- Upper Kula 2,047 unknown
W
- Wahiawa no lead
- Waialee-Sunset Beach no lead
- Waialua Sugar Pump 2 3 lead/galv.
- Waialua-Haleiwa no lead
- Waiawa Correctional Facility 19 unknown
- Waiki'I Ranch 106 unknown
- Waikoloa 1,408 unknown
- Wailuku 293 lead/galv.
- Waiohinu-Naalehu no lead
- Waipahu-Ewa-Waianae no lead
- Waipio Heights no lead
- Wood Valley 8 unknown
Source: EPA SDWIS service line inventory, 2026 Q3.