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Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Toxics Release Inventory, Hawaii

Hawaii Resources

Top Ten Chemical Releases


Chemical  Total Releases
(in pounds)
Sulfuric Acid (1994 and after "acid aerosols" only) 1,221,425
Nitrate Compounds 407,091
Barium Compounds 148,986
Ammonia 122,573
Hydrochloric Acid (1995 and after "acid aerosols" only) 106,000
Lead and Lead Compounds 74,478
N-Hexane 65,729
Xylene (Mixed Isomers) 58,066
N-Butyl Alcohol 55,100
Copper and Copper Compounds 53,446

Top Ten Facilities


Rank Facility Name City County Name Total Releases
(in pounds)
1 Hawaiian Electric Co Inc.
Kahe Generating Station
Kapolei Honolulu 586,068
2 Joint Base
Pearl Harbor-Hickam
Pearl Harbor Honolulu 414,978
3 Chevron Products Co.
Hawaii Refinery
Kapolei Honolulu 252,212
4 AES Hawaii Inc. Kapolei Honolulu 207,642
5 Hawaiian Electric Co. Inc.
Waiau Generating Station
Pearl City Honolulu 196,134
6 Maui Electric Co Ltd Kahului
Generating Station
Kahului Maui 190,021
7 Tesoro Hawaii Refinery Kapolei Honolulu 165,263
8 Hawaii Electric Light Co. Inc.
Hill Generating Station
Hilo Hawaii 160,033
9 Maui Electric Co Ltd Maalaea
Generating Station
Kihei Maui 94,299
10 Hawaii Electric Light Co Inc Puna Generating Station Keaau Hawaii 65,011

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