1,2,4-Trichlorobenzene

CAS # 120-82-1

544,375 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) +523% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	10,479	20	—
2016	7,391	16	-29%
2017	95,545	13	+1193%
2018	23,899	11	-75%
2019	10,954	2	-54%
2020	36,445	10	+233%
2021	32,298	9	-11%
2022	166,285	8	+415%
2023	95,828	9	-42%
2024	65,251	8	-32%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Manufacturing	451,268	15
Administrative and Support and Waste Management	92,497	5
Wholesale Trade	609	4

Worst Water Discharge Exceedances Facilities that exceeded their permit limits for this chemical in discharge monitoring reports

Facility	Reported	Limit	Exceedance	Period
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+992%	Jun 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+992%	Jun 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	Jan 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	Jan 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	May 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	May 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	Jun 2023
115KV UNDERGROUND TRANSMISSION LINE - ANDREW SQUARE TO DEWAR STREET BOSTON, MA	0.00 mg/L	0.00	+558%	Jun 2023
SOLVAY SOLEXIS INC THOROFARE, NJ	3.78 kg/d	1.23	+207%	Apr 2023
MILLIKEN & COMPANY/MAGNOLIA PLANT BLACKSBURG, SC	0.05 kg/d	0.04	+20%	Sep 2022

Facility	Location	Year	Total (lbs)	Air	Water
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2024	—	—	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2024	54,003	5,742	—
(VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT	ARKADELPHIA, AR	2024	9,741	1	—
SUN CHEMICAL CORP COLOR INTERMEDIATES	CINCINNATI, OH	2024	1,472	1,472	—
INTERSTATE CHEMICAL COMPANY, INC.	HERMITAGE, PA	2024	20	20	—
ARICHEM LLC	ARITON, AL	2024	10	10	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2024	3	3	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2024	2	2	—
ALDRICH CHEMICAL CO LLC - SHEBOYGAN FALLS FACILITY	SHEBOYGAN FALLS, WI	2023	—	—	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2023	—	—	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2023	94,000	5,995	—
SUN CHEMICAL CORP COLOR INTERMEDIATES	CINCINNATI, OH	2023	1,729	1,729	—
TEDIA COMPANY INC (1409030683)	FAIRFIELD, OH	2023	56	56	—
INTERSTATE CHEMICAL COMPANY, INC.	HERMITAGE, PA	2023	20	20	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2023	11	11	—
ARICHEM LLC	ARITON, AL	2023	10	10	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2023	2	2	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2022	—	—	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2022	163,776	6,686	—
SUN CHEMICAL CORP COLOR INTERMEDIATES	CINCINNATI, OH	2022	2,398	2,398	—
TEDIA COMPANY INC (1409030683)	FAIRFIELD, OH	2022	69	69	—
INTERSTATE CHEMICAL COMPANY, INC.	HERMITAGE, PA	2022	20	20	—
ARICHEM LLC	ARITON, AL	2022	10	10	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2022	8	8	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2022	4	4	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2021	—	—	—
HONEYWELL BURDICK & JACKSON	MUSKEGON, MI	2021	—	—	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2021	30,054	6,441	—
SUN CHEMICAL CORP COLOR INTERMEDIATES	CINCINNATI, OH	2021	2,129	2,129	—
TEDIA COMPANY INC (1409030683)	FAIRFIELD, OH	2021	58	58	—
INTERSTATE CHEMICAL COMPANY, INC.	HERMITAGE, PA	2021	19	19	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2021	16	16	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2021	12	12	—
ARICHEM LLC	ARITON, AL	2021	10	10	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2020	—	—	—
HONEYWELL BURDICK & JACKSON	MUSKEGON, MI	2020	—	—	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2020	34,520	4,656	—
SUN CHEMICAL CORP COLOR INTERMEDIATES	CINCINNATI, OH	2020	1,720	1,720	—
TEDIA COMPANY INC (1409030683)	FAIRFIELD, OH	2020	156	156	—
INTERSTATE CHEMICAL COMPANY, INC.	HERMITAGE, PA	2020	19	19	—
ARICHEM LLC	ARITON, AL	2020	10	10	—
WESTLAKE US 2 LLC	WESTLAKE, LA	2020	10	10	—
VEOLIA ES TECHNICAL SOLUTIONS	BEAUMONT, TX	2020	7	7	—
SIEMENS WATER TECHNOLOGY CORP	DARLINGTON, PA	2020	3	3	—
BASF AGRICULTURAL SOLUTIONS US LLC, BEAUMONT PLANT	BEAUMONT, TX	2019	10,944	3,010	—
ARICHEM LLC	ARITON, AL	2019	10	10	—
AVANTOR PERFORMANCE MATERIALS, INC.	PARIS, KY	2018	—	—	—
NEXEO SOLUTIONS LLC - UNIVAR SOLUTIONS USA	LANSING, MI	2018	—	—	—
ALDRICH CHEMICAL CO LLC - SHEBOYGAN FALLS FACILITY	SHEBOYGAN FALLS, WI	2018	—	—	—
WESTLAKE VINYLS, INC.	CALVERT CITY, KY	2018	—	—	—