Hawaii County, HI
The federal environmental record for Hawaii County (population 207,615): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
7
federal cleanup sites
0
PFAS-detecting water systems
7
TRI facilities
5
open tank releases
Drinking water: PFAS testing
No public water system serving Hawaii reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.
Facilities reporting toxic releases (2024)
7 facilities in Hawaii filed TRI reports for 2024, totalling 173k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| HILL GENERATING STATION | HILO | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Naphthalene | 97k lb |
| HAWAII ELECTRIC LIGHT CO INC PUNA GENERATING STATION | KEAAU | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Polycyclic aromatic compounds | 46k lb |
| U.S. ARMY POHAKULOA TRAINING AREA - RANGE FACILITY | HILO | Copper, Lead | 17k lb |
| HAWAII ELECTRIC LIGHT CO INC KEAHOLE GENERATING STATION | KAILUA KONA | Ammonia, Naphthalene | 10k lb |
| HAMAKUA ENERGY PLANT | HONOKAA | Ammonia, n-Hexane | 2k lb |
| ALOHA PETROLEUM LLC-HILO WEST TERMINAL | HILO | Toluene, Benzene | 1k lb |
| WAIMEA GENERATING STATION & BASEYARD | KAMUELA | Naphthalene | 10 lb |
Underground fuel tanks
EPA's UST Finder records 431 tank facilities in Hawaii: 280 tanks in service and 855 closed. 202 fuel releases are on record, of which 5 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Hawaii as Zone 3, the lowest predicted indoor radon (under 2 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Hawaii, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- HILO BURRITOHILO
- KILAUEA MILITARY CAMPHAWAII NATIONAL PARK
- KILAUEA VOLCANO AIR MONITORINGHILO
- USARMY AVIATION SUPPORT FAC 2HILO
- USGS HVO LAB CHEMICALSHAWAII NATIONAL PARK
- WAIAKEA POND/HAWAIIAN CANE PRDTS PLANTHILO
- WAIMANALO GULCH SANITARY LANDFILL SITEOAHU