♦ Carcinogen

Arsenic compounds

CAS # N020

1,587,074,805 lbs total reported releases across all facilities and years.

Facilities listed below reported releases of this chemical to the EPA Toxic Release Inventory (TRI). Quantities are self-reported annual totals in pounds, broken out by release pathway. Click any facility name for its full compliance profile.

National Release Trend (2015–2024) -92% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	437,042,818	274	—
2016	238,000,324	259	-46%
2017	249,792,266	264	+5%
2018	160,240,855	249	-36%
2019	2,366,173	142	-99%
2020	87,797,169	230	+3611%
2021	63,314,069	224	-28%
2022	218,197,136	213	+245%
2023	95,148,964	207	-56%
2024	35,175,033	212	-63%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Public Administration	0	2
Agriculture, Forestry, Fishing and Hunting	0	1
Wholesale Trade	0	3
Mining, Quarrying, and Oil and Gas Extraction	1,531,216,369	32
Manufacturing	29,649,764	185
Utilities	17,770,955	120
Administrative and Support and Waste Management	8,437,713	18

Facility	Location	Year	Total (lbs)	Air	Water
HIXSON LUMBER SALES OF HOUSTON	HOUSTON, TX	2024	—	—	—
MANKE LUMBER / SUPERIOR WOOD TREATING	SUMNER, WA	2024	—	—	—
JOHNSON CONTROLS, INC DISTRIBUTION CENTER	MIDDLETOWN, DE	2024	—	—	—
EES COKE BATTERY L.L.C. (P0408)	DETROIT, MI	2024	—	—	—
CULPEPPER OF COVE CITY	COVE CITY, NC	2024	—	—	—
INTERNATIONAL FOREST PRODUCTS	HOUSTON, TX	2024	—	—	—
BARKSDALE LUMBER COMPANY, INC	AMITY, AR	2024	—	—	—
WESTERN WOOD PRESERVING	SUMNER, WA	2024	—	—	—
LANGDALE FOREST PRODS CO	SWEETWATER, TN	2024	—	—	—
GREAT SOUTHERN WOOD PRESERVING	LAKE PANASOFFKEE, FL	2024	—	—	—
HOOVER TREATED WOOD PRODUCTS, INC.	DETROIT, MI	2024	—	—	—
GREAT SOUTHERN WOOD	HAGERSTOWN, MD	2024	—	—	—
SIERRA ARMY DEPOT	HERLONG, CA	2024	—	—	—
GENERAL TIMBER INC,.	SANFORD, NC	2024	—	—	—
HILLS PRODUCTS GROUP	WHITEWOOD, SD	2024	—	—	—
CENTRAL NEBRASKA WOOD PRESERVE RS	SUTTON, NE	2024	—	—	—
STRAITS WOOD TREATING	BAY CITY, MI	2024	—	—	—
SENTINEL INDUSTRIES, INC.	CALICO ROCK, AR	2024	—	—	—
KOPPERS UTILITY & INDUSTRIAL PRODUCTS INC - KENNEDY PLANT	KENNEDY, AL	2024	—	—	—
GREAT SOUTHERN WOOD PRESERVING INC - GREAT SOUTHERN WOOD - MANSURA INC	MANSURA, LA	2024	—	—	—
EXTERIOR WOOD	WASHOUGAL, WA	2024	—	—	—
TRI STATE LUMBER COMPANY INC	FULTON, MS	2024	—	—	—
MADISON WOOD PRESERVERS INC.	MADISON, VA	2024	—	—	—
HUXFORD POLE & TIMBER CO. INC.	ATMORE, AL	2024	—	—	—
GREAT SOUTHERN ENTERPRISES, INC.	HALEYVILLE, AL	2024	—	—	—
SOUTH ATLANTIC WOOD PRESERVERS INC.	ELIZABETH CITY, NC	2024	—	—	—
IOWA WOOD PRESERVERS INC	OSKALOOSA, IA	2024	—	—	—
FOREST PRODUCTS DISTRIBUTORS	RAPID CITY, SD	2024	—	—	—
LONG LIFE TREATED WOOD	HEBRON, MD	2024	—	—	—
BELL LUMBER AND POLE COMPANY	BROKEN BOW, OK	2024	—	—	—
MARKS MILLER POST AND POLE	CLANCY, MT	2024	—	—	—
AMERICAN TIMBER AND STEEL	NORWALK, OH	2024	—	—	—
JULIAN LUMBER CO INC	ANTLERS, OK	2024	—	—	—
ATLANTIC WOOD INDUSTRIES	SALISBURY, MD	2024	—	—	—
ESCUE WOOD PRESERVING INC	MILLWOOD, KY	2024	—	—	—
KEYSTONE FENCE SUPPLY CO LLC	SCHAEFFERSTOWN, PA	2024	—	—	—
MATHESON TRI-GAS - NEW JOHNSONVILLE BRANCH	WAVERLY, TN	2024	—	—	—
HOOVER TREATED WOOD PRODUCTS	PINE BLUFF, AR	2024	—	—	—
POWE TIMBER COMPANY, DBA AMERICAN WOOD	RICHTON, MS	2024	—	—	—
ACME WOOD PRESERVING, INC., PRINCETON	PRINCETON, WV	2024	—	—	—
S.I. STOREY LUMBER CO. INC.	ARMUCHEE, GA	2024	—	—	—
AMERICAN TIMBER AND STEEL CO	NACOGDOCHES, TX	2024	—	—	—
JOHNSON CONTROLS INC BATTERY GROUP	HOLLAND, OH	2024	—	—	—
GREAT SOUTHERN WOOD PRESERVING OF NORTH ALABAMA INC	TUSCUMBIA, AL	2024	—	—	—
BESTWAY ENTERPRISES INC	GOUVERNEUR, NY	2024	—	—	—
ALLWEATHER WOOD	NORTH BEND, OR	2024	—	—	—
CAROLINA POLE INC	EUTAWVILLE, SC	2024	—	—	—
HOOVER TREATED WOOD PRODUCTS	THOMSON, GA	2024	—	—	—
COASTAL LUMBER COMPANY	HAVANA, FL	2024	—	—	—
ASCENT CHEMICALS	FOUNTAIN INN, SC	2024	—	—	—