♦ Carcinogen

Nitrilotriacetic acid

CAS # 139-13-9

35,269 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) -100% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	2,621	5	—
2016	2,421	6	-8%
2017	2,288	6	-6%
2018	23,298	5	+918%
2019	1	3	-100%
2020	2,101	5	+209970%
2021	1,780	4	-15%
2022	750	4	-58%
2023	1	6	-100%
2024	8	8	+745%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Administrative and Support and Waste Management	20,736	2
Manufacturing	14,532	12

Facility	Location	Year	Total (lbs)	Air	Water
NALCO WATER FRESNO TEXAS FACILITY	FRESNO, TX	2024	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2024	—	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2024	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2024	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2024	—	—	—
WARSAW CHEMICAL COMPANY, INC.	WARSAW, IN	2024	—	—	—
PPG IDUSTRIES INC. TX	GAINESVILLE, TX	2024	7	7	—
CHURCH & DWIGHT CO., INC.	HARRISONVILLE, MO	2024	1	1	—
WARSAW CHEMICAL COMPANY, INC.	WARSAW, IN	2023	—	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2023	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2023	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2023	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2023	—	—	—
CHURCH & DWIGHT CO., INC.	HARRISONVILLE, MO	2023	1	1	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2022	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2022	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2022	750	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2022	0	0	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2021	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2021	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2021	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2021	1,780	—	—
KOP-COAT, INC.	SAINT LOUIS, MO	2020	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2020	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2020	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2020	2,100	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2020	1	1	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2019	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2019	—	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2019	1	1	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2018	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2018	—	—	—
U.S. ECOLOGY, INC. - NEVADA (BEATTY, NV)	BEATTY, NV	2018	20,736	1	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2018	2,550	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2018	12	12	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2017	—	—	—
TRADEBE TREATMENT & RECYCLING OF TENNESSEE LLC	MILLINGTON, TN	2017	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2017	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2017	2,240	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2017	38	11	—
ROCKWATER ENERGY SOLUTIONS, INC.	ADA, OK	2017	10	10	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2016	—	—	—
TRADEBE TREATMENT & RECYCLING OF TENNESSEE LLC	MILLINGTON, TN	2016	—	—	—
HYDRO-CHEM SYSTEMS	CALEDONIA, MI	2016	—	—	—
HYDRO-CHEM SYSTEMS, INC.	GRAND RAPIDS, MI	2016	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2016	2,390	—	—
ASCEND PERFORMANCE MATERIALS CHOCOLATE BAYOU PLANT	ALVIN, TX	2016	31	1	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2015	—	—	—
OLIN BLUE CUBE	FREEPORT, TX	2015	—	—	—
BAYER CROPSCIENCE LP - LULING SITE	LULING, LA	2015	2,620	—	—