Public Water Systems
137 active water systems in HI.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| KIPAHULU | MAKAWAO, HI | 2,000 | 3 | — |
| KOKEE STATE PARK | HONOLULU, HI | 2,000 | 83 | — |
| KAUPULEHU | KAILUA-KONA, HI | 1,945 | 42 | — |
| LALAMILO | HILO, HI | 1,895 | 3 | — |
| PAHOA | HILO, HI | 1,885 | 11 | — |
| DILLINGHAM AIRFIELD | HONOLULU, HI | 1,800 | 20 | — |
| PEPEEKEO | HILO, HI | 1,450 | 2 | — |
| HAWAIIAN SHORES | PAHOA, HI | 1,360 | 1 | — |
| HANA | WAILUKU, HI | 1,284 | 139 | — |
| GAY & ROBINSON | KAUMAKANI, HI | 1,271 | 58 | — |
| PAHALA | HILO, HI | 1,226 | 90 | — |
| HALEAKALA NATIONAL PARK | MAKAWAO, HI | 1,200 | 14 | — |
| PACIFIC MISSILE RANGE FACILITY | JBPPH, HI | 1,200 | 15 | — |
| LAUPAHOEHOE-KAPEHU | HILO, HI | 1,169 | 8 | — |
| UALAPUE | WAILUKU, HI | 1,119 | 60 | — |
| HAWAIIAN OCEAN VIEW ESTATES | HILO, HI | 1,000 | 6 | — |
| MAUNALOA-KALUAKOI | MAUNALOA, HI | 1,000 | 140 | — |
| HOKU'ULA WATER SYSTEM | HI | 1,000 | 0 | — |
| KOHALA RANCH WATER CO. | KAMUELA, HI | 850 | 11 | Clean |
| HAENA-WAINIHA | LIHUE, HI | 833 | 4 | — |
| HANA WATER SYSTEMS - SOUTH | HANA, HI | 816 | 31 | — |
| THE QUEEN'S MEDICAL CENTER WEST OAHU | EWA BEACH, HI | 800 | 0 | — |
| PAAUILO | HILO, HI | 716 | 0 | — |
| KUNIA VILLAGE | KUNIA, HI | 650 | 86 | — |
| HONOMU | HILO, HI | 645 | 0 | — |
| MAHANALUA NUI SUBDIVISON | KAHULUI, HI | 606 | 0 | — |
| CAMP STOVER | JBPPH, HI | 595 | 0 | — |
| KAWELA PLANTATION | KAUNAKAKAI, HI | 553 | 1 | — |
| WAIMANO RIDGE | HONOLULU, HI | 545 | 27 | — |
| KUALAPUU | MAUNALOA, HI | 500 | 100 | — |
| HANALEI | LIHUE, HI | 500 | 1 | — |
| KUKUIHAELE | HILO, HI | 483 | 33 | — |
| NAPUU WATER INC. | KAILUA KONA, HI | 468 | 0 | — |
| WAIAWA CORRECTIONAL FACILITY | PEARL CITY, HI | 444 | 281 | — |
| HAKALAU-WAILEA | HILO, HI | 402 | 4 | — |
| HAWAII COUNTRY CLUB | WAHIAWA, HI | 400 | 15 | — |
| WAIALUA SUGAR PUMP 2 | WAHIAWA, HI | 400 | 27 | — |
| ANAHOLA FARM LOTS | LIHUE, HI | 385 | 2 | — |
| KALAE | WAILUKU, HI | 360 | 16 | — |
| WAIAHOLE | HONOLULU, HI | 300 | 12 | — |
| POLIHALE STATE PARK | LIHUE, HI | 300 | 39 | — |
| KALAPANA | HILO, HI | 275 | 11 | — |
| KEANAE | WAILUKU, HI | 270 | 43 | Clean |
| OOKALA (DWS) | HILO, HI | 264 | 15 | — |
| KONA WATER SERVICE COMPANY | WAIKOLOA, HI | 260 | 0 | — |
| KEALIA | KALAHEO, HI | 260 | 25 | — |
| NIULII | HILO, HI | 254 | 13 | — |
| KEOPU WATER ASSOCIATION | HOLUALOA, HI | 250 | 2 | — |
| KILAUEA MILITARY CAMP | HILO, HI | 220 | 9 | — |
| PUNALU'U | HONOLULU, HI | 200 | 15 | — |