EWG's Tap Water Database: What's in Your Drinking Water?

Systems serving Hawaii County, Hawaii

Utility name	City	People served
Hilo	Hilo	Population served: 39,477
Laupahoehoe-kapehu	Hilo	Population served: 1,169
Ninole	Hilo	Population served: 151
Ookala (dws)	Hilo	Population served: 251
Honomu	Hilo	Population served: 645
Pepeekeo	Hilo	Population served: 1,450
Papaikou	Hilo	Population served: 2,203
Waiohinu-naalehu	Hilo	Population served: 2,948
Pahala	Hilo	Population served: 1,226
Kalapana	Hilo	Population served: 275
Pahoa	Hilo	Population served: 1,885
Olaa-mountain View	Hilo	Population served: 6,467
Punalu'u	Honolulu	Population served: 200
Hawaiian Beaches	Pahoa	Population served: 3,546
North Kohala	Hilo	Population served: 4,933
South Kohala	Hilo	Population served: 9,612
North Kona	Hilo	Population served: 29,581
South Kona	Hilo	Population served: 6,512
Kukuihaele	Hilo	Population served: 456
Paauilo	Hilo	Population served: 716
Waikoloa	Waikoloa	Population served: 12,100
Niulii	Hilo	Population served: 254
Hawaii Volcanoes Nat.park	Hawaii National Park	Population served: 5,205
Napuu Water Inc.	Kailua Kona	Population served: 468
Kohala Ranch Water Co.	Kamuela	Population served: 850
Kulani Correctional Facility	Hilo	Population served: 250
Hakalau-wailea	Hilo	Population served: 402
Hawaiian Shores	Pahoa	Population served: 1,360
Lalamilo	Hilo	Population served: 1,895
Haina	Hilo	Population served: 4,563
Waiki'i Ranch	Kamuela	Population served: 102
Kaupulehu	Kailua-kona	Population served: 1,945
Kawaihae Unit #1	Kamuela	Population served: 193
Kona Water Service Company	Waikoloa	Population served: 260
Wood Valley	Pahala	Population served: 75
Pepeekeo Water Association Inc.	Hilo	Population served: 60
Keopu Water Association	Holualoa	Population served: 250
Hawaiian Ocean View Estates	Hilo	Population served: 1,000