Facility detail

SUMCO SOUTHWEST CORP

19801 N TATUM BLVD, PHOENIX, AZ, 85050

Parent company: NA

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	Certain glycol ethers	N-Methyl-2-pyrrolidone	Hydrogen fluoride	Nitric acid	Total
2024	684	1,962	1,048	9	3,702
2023	7,613	2,204	1,259	45	11,121
2022	8,851	2,115	1,397	45	12,408
2021	8,656	2,384	1,414	45	12,499
2020	8,060	2,864	1,278	45	12,247
2019	8,340	2,864	1,269	44	12,517
2018	8,776	2,483	1,396	44	12,699
2017	15,753	2,599	1,381	44	19,777
2016	3,921	2,611	1,329	—	7,861
2015	—	2,534	1,367	—	3,901
2014	—	2,674	1,344	—	4,018
2013	—	2,085	1,185	—	3,270
2012	—	2,085	1,060	—	3,145
2011	—	2,221	1,196	—	3,417
2010	—	2,442	1,385	—	3,827
2009	—	2,178	1,041	—	3,219
2008	—	3,031	1,352	—	4,383
2007	—	3,586	1,357	—	4,943
2006	—	3,155	1,317	—	4,472
2005	—	3,111	1,244	—	4,355
2004	—	2,598	755	—	3,353
2003	—	2,819	755	—	3,574
2002	—	2,748	755	—	3,503
2001	—	1,872	750	—	2,622
2000	—	2,258	793	950	4,001
1999	—	550	27	600	1,177
1998	2	367	250	1,520	2,139
1997	21	499	51	724	1,295