Facility detail

TESORO ALASKA - KENAI REFINERY

3600 KENAI SPUR HWY, KENAI, AK, 99611

Parent company: MARATHON PETROLEUM CORP

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	Toluene	Xylene (mixed isomers)	Benzene	n-Hexane	Ammonia	Total
2024	4,872	4,978	3,212	21,831	1,244	45,097
2023	4,720	4,326	3,235	19,219	2,214	43,012
2022	5,410	5,017	3,404	20,316	2,516	47,014
2021	4,509	4,517	2,904	17,316	2,540	40,341
2020	7,431	4,636	3,107	17,320	2,410	47,367
2019	6,278	3,699	2,925	19,793	2,879	48,005
2018	4,364	3,239	2,569	18,200	2,454	42,298
2017	3,175	3,149	2,254	17,609	2,503	37,532
2016	2,950	2,432	3,031	17,401	2,403	39,361
2015	3,806	2,936	3,764	18,628	2,493	42,628
2014	3,344	3,042	1,621	17,071	2,381	37,715
2013	4,605	3,887	4,292	16,358	2,384	41,557
2012	5,199	4,223	3,716	14,529	2,793	40,953
2011	7,129	6,322	5,013	15,884	2,165	46,031
2010	8,426	7,878	5,932	17,604	13,256	62,391
2009	9,425	8,078	6,732	9,103	13,259	56,278
2008	9,754	7,891	7,140	9,907	13,450	58,674
2007	13,852	12,395	10,536	11,805	13,940	75,952
2006	13,872	12,317	10,192	12,729	14,126	77,253
2005	15,558	13,558	10,471	13,318	13,527	81,226
2004	13,579	12,909	9,248	11,724	13,521	74,067
2003	13,213	12,471	9,965	13,522	13,527	76,399
2002	13,939	13,215	9,415	13,172	33,132	96,615
2001	14,657	13,356	10,469	14,084	33,830	100,367
2000	11,254	4,406	9,195	14,339	34,736	87,009
1999	34,641	27,319	14,502	13,787	19,757	127,421
1998	67,891	60,743	23,681	15,318	11,636	207,546
1997	78,191	64,541	27,920	20,452	12,187	236,286
1996	79,913	73,795	31,181	32,565	9,920	276,546
1995	81,590	73,926	34,873	35,848	9,854	285,680
1994	21,183	19,671	18,517	—	—	66,578
1993	38,386	22,444	39,516	—	17,339	144,532
1992	45,079	23,553	49,376	—	—	150,713
1991	36,995	28,258	41,702	—	—	145,231
1990	23,315	27,071	68,802	—	15,750	171,134
1989	21,300	21,300	17,900	—	8,950	101,300
1988	20,445	—	17,512	—	9,088	47,050
1987	—	—	—	—	15,840	27,277