DumpRadar — Highest-risk landfills in Hawaii https://dumpradar.org/states/hi/ The highest-risk landfills and waste sites in Hawaii, ranked by DumpRadar's environmental risk score from public EPA emissions and enforcement, FEMA flood, and Census community data. 14 sites in this feed. en-us Sun, 19 Jul 2026 10:40:02 GMT #1 Naiwa Landfill — Low Risk (grade B) https://dumpradar.org/facility/naiwa-landfill-hi/ https://dumpradar.org/facility/naiwa-landfill-hi/#rank Naiwa Landfill in Kaunakakai, HI ranks #1 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #2 Waimanalo Gulch Landfill & Ash Monofill — Low Risk (grade B) https://dumpradar.org/facility/waimanalo-gulch-landfill-ash-monofill-hi/ https://dumpradar.org/facility/waimanalo-gulch-landfill-ash-monofill-hi/#rank Waimanalo Gulch Landfill & Ash Monofill in Kapolei, HI ranks #2 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #3 Kalamaula Landfill — Low Risk (grade B) https://dumpradar.org/facility/kalamaula-landfill-hi/ https://dumpradar.org/facility/kalamaula-landfill-hi/#rank Kalamaula Landfill in Naiwa, HI ranks #3 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #4 Hana Landfill — Low Risk (grade B) https://dumpradar.org/facility/hana-landfill-hi/ https://dumpradar.org/facility/hana-landfill-hi/#rank Hana Landfill in Hana, HI ranks #4 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #5 South Hilo Sanitary Landfill (SHSL) — Low Risk (grade B) https://dumpradar.org/facility/south-hilo-sanitary-landfill-shsl-hi/ https://dumpradar.org/facility/south-hilo-sanitary-landfill-shsl-hi/#rank South Hilo Sanitary Landfill (SHSL) in Hilo, HI ranks #5 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #6 West Hawaii Landfill/Puuanahulu — Low Risk (grade B) https://dumpradar.org/facility/west-hawaii-landfill-puuanahulu-hi/ https://dumpradar.org/facility/west-hawaii-landfill-puuanahulu-hi/#rank West Hawaii Landfill/Puuanahulu in Waikoloa, HI ranks #6 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #7 Kekaha Landfill/Phases I & II — Low Risk (grade B) https://dumpradar.org/facility/kekaha-landfill-phases-i-ii-hi/ https://dumpradar.org/facility/kekaha-landfill-phases-i-ii-hi/#rank Kekaha Landfill/Phases I & II in Kekaha, HI ranks #7 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #8 Lanai Landfill — Low Risk (grade B) https://dumpradar.org/facility/lanai-landfill-hi/ https://dumpradar.org/facility/lanai-landfill-hi/#rank Lanai Landfill in Lanai City, HI ranks #8 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #9 Kaneohe Marine Corps Air Station Landfill — Low Risk (grade B) https://dumpradar.org/facility/kaneohe-marine-corps-air-station-landfill-hi/ https://dumpradar.org/facility/kaneohe-marine-corps-air-station-landfill-hi/#rank Kaneohe Marine Corps Air Station Landfill in Kaneohe Bay, HI ranks #9 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #10 Central Maui Landfill — Low Risk (grade B) https://dumpradar.org/facility/central-maui-landfill-hi/ https://dumpradar.org/facility/central-maui-landfill-hi/#rank Central Maui Landfill in Puunene, HI ranks #10 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #11 Olowalu Landfill — Low Risk (grade B) https://dumpradar.org/facility/olowalu-landfill-hi/ https://dumpradar.org/facility/olowalu-landfill-hi/#rank Olowalu Landfill in Lahaina, HI ranks #11 by DumpRadar's environmental risk read: Low Risk, grade B. Its red zone reaches about 0.5 mi. Compiled from public EPA, FEMA, Census and NCES records. #12 Kapaa and Kalaheo Sanitary Landfills — Minimal Risk (grade A) https://dumpradar.org/facility/kapaa-and-kalaheo-sanitary-landfills-hi/ https://dumpradar.org/facility/kapaa-and-kalaheo-sanitary-landfills-hi/#rank Kapaa and Kalaheo Sanitary Landfills in Kailua, HI ranks #12 by DumpRadar's environmental risk read: Minimal Risk, grade A. Its red zone reaches about 0.3 mi. Compiled from public EPA, FEMA, Census and NCES records. #13 Palailai Landfill — Minimal Risk (grade A) https://dumpradar.org/facility/palailai-landfill-hi/ https://dumpradar.org/facility/palailai-landfill-hi/#rank Palailai Landfill in Kapolei, HI ranks #13 by DumpRadar's environmental risk read: Minimal Risk, grade A. Its red zone reaches about 0.3 mi. Compiled from public EPA, FEMA, Census and NCES records. #14 Kapaa — Minimal Risk (grade A) https://dumpradar.org/facility/kapaa-hi/ https://dumpradar.org/facility/kapaa-hi/#rank Kapaa in Kailua, HI ranks #14 by DumpRadar's environmental risk read: Minimal Risk, grade A. Its red zone reaches about 0.3 mi. Compiled from public EPA, FEMA, Census and NCES records.