Facility detail

HAMAKUA ENERGY PLANT

45-300 LEHUA ST, HONOKAA, HI, 96727

Parent company: HAMAKUA ENERGY LLC

Carcinogen PBT — EPA classifications across all reporting years

Year-over-year total releases

Reported on-site TRI releases in pounds, grouped by reporting year.

The 10 chemicals with the highest cumulative on-site releases across all available years.

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

Year	Ammonia	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Xylene (mixed isomers)	n-Hexane	Benzene	Total
2024	1,011	—	31	350	153	1,649
2023	4,473	—	28	705	174	5,540
2022	3,600	—	24	705	161	4,643
2021	4,000	—	24	704	162	5,044
2020	4,040	—	31	705	191	5,131
2019	3,304	—	34	713	198	4,418
2018	1,908	—	30	710	174	2,987
2017	1,820	—	29	706	168	2,888
2016	8,862	—	26	706	157	9,911
2015	8,335	—	22	710	138	9,360
2014	1,900	—	17	358	83	2,446
2013	11,902	—	23	706	149	12,936
2012	18,355	—	257	851	211	20,753
2011	17,158	—	30	707	182	18,240
2010	21,830	—	28	710	172	22,902
2009	23,931	—	26	363	125	24,546
2008	29,514	—	14,568	1,541	792	48,649
2007	6,140	24,331	13,066	1,146	772	46,085
2006	12,622	25,537	13,883	2,357	1,000	56,297
2005	9,197	26,357	—	—	—	35,555
2004	11,066	27,240	—	—	—	38,306
2003	13,700	30,344	—	—	—	44,044
2002	22,017	29,292	—	—	—	51,309
2001	22,115	—	—	—	—	22,258
2000	2,474	—	—	—	—	2,474