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Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
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Browse Water Systems

153 public water systems in HI.

Public Water Systems Database

Browse 153 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

Clear
System Name PWSID State Type Population Served
HNL-WINDWARD-PEARL HARBOR HI0000331 Hawaii Community 631,389
WAIPAHU-EWA-WAIANAE HI0000335 Hawaii Community 217,479
WAILUKU HI0000212 Hawaii Community 74,511
JOINT BASE PEARL HARBOR-HICKAM HI0000360 Hawaii Community 65,230
MILILANI HI0000367 Hawaii Community 50,573
HILO HI0000101 Hawaii Community 39,477
SCHOFIELD BARRACKS HI0000345 Hawaii Community 37,920
LIHUE-KAPAA HI0000400 Hawaii Community 34,854
MAKAWAO HI0000213 Hawaii Community 29,868
NORTH KONA HI0000131 Hawaii Community 29,581
WAHIAWA HI0000333 Hawaii Community 23,348
LAHAINA HI0000214 Hawaii Community 20,065
WAILUA-KAPAA HI0000413 Hawaii Community 17,179
MARINE CORPS BASE HAWAII HI0000356 Hawaii Community 16,300
HICKAM HI0000350 Hawaii Community 12,853
KALAHEO-KOLOA HI0000434 Hawaii Community 12,660
WAIKOLOA HI0000135 Hawaii Community 12,100
WAIPIO HEIGHTS HI0000334 Hawaii Community 11,516
WAIALUA-HALEIWA HI0000332 Hawaii Community 9,996
SOUTH KOHALA HI0000130 Hawaii Community 9,612
KAANAPALI HI0000205 Hawaii Community 8,000
UPPER KULA HI0000215 Hawaii Community 7,686
FORT SHAFTER HI0000341 Hawaii Community 7,067
PRINCEVILLE HI0000428 Hawaii Community 6,911
SOUTH KONA HI0000132 Hawaii Community 6,512
NCTAMS EASTPAC HI0000357 Hawaii Community 6,470
OLAA-MOUNTAIN VIEW HI0000112 Hawaii Community 6,467
ALIAMANU HI0000337 Hawaii Community 6,406
KEKAHA-WAIMEA HI0000406 Hawaii Community 5,998
HANAPEPE-ELEELE HI0000404 Hawaii Community 5,592
LAIE WATER COMPANY HI0000325 Hawaii Community 5,577
TRIPLER ARMY MEDICAL CNTR HI0000346 Hawaii Community 5,555
BARBERS POINT HI0000355 Hawaii Community 5,256
NORTH KOHALA HI0000129 Hawaii Community 4,933
WAIALEE-SUNSET BEACH HI0000366 Hawaii Community 4,916
HAINA HI0000161 Hawaii Community 4,563
HAWAII VOLCANOES NAT.PARK HI0000146 Hawaii Community 4,201
KAPALUA HI0000204 Hawaii Community 4,200
KAMEHAMEHA SCHOOLS HI0000319 Hawaii Community 4,000
PUNAHOU SCHOOL HI0000324 Hawaii Non-Transient Non-Community 4,000
KAUNAKAKAI HI0000234 Hawaii Community 3,702
HAWAIIAN BEACHES HI0000117 Hawaii Community 3,546
LOWER KULA HI0000247 Hawaii Community 3,522
THE QUEEN'S MEDICAL CENTER HI0000312 Hawaii Community 3,440
KILAUEA HI0000407 Hawaii Community 3,420
LANAI CITY HI0000237 Hawaii Community 3,200
WAIOHINU-NAALEHU HI0000108 Hawaii Community 2,948
SHERATON HOTELS HI0000330 Hawaii Non-Transient Non-Community 2,830
KAHUKU HI0000365 Hawaii Community 2,730
ANAHOLA HI0000401 Hawaii Community 2,473