Mercury compounds

CAS # N458

30,297,103 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) -68% overall

Year	Total Released (lbs)	Reporting Facilities	vs Prior Year
2015	5,107,504	1,170	—
2016	3,972,152	1,127	-22%
2017	3,643,199	1,110	-8%
2018	2,921,705	1,108	-20%
2019	912,885	541	-69%
2020	4,653,238	1,046	+410%
2021	2,062,213	1,022	-56%
2022	3,460,595	1,008	+68%
2023	1,905,780	982	-45%
2024	1,657,833	958	-13%

Top Releasing Industries

Industry Sector	Total Released (lbs)	Facilities
Agriculture, Forestry, Fishing and Hunting	0	1
Real Estate and Rental and Leasing	0	1
Professional, Scientific, and Technical Services	0	2
Mining, Quarrying, and Oil and Gas Extraction	26,987,669	107
Administrative and Support and Waste Management	2,522,865	57
Utilities	421,472	351
Manufacturing	364,294	1,031
Public Administration	618	6

Facility	Location	Year	Total (lbs)	Air	Water
KNIFE RIVER CASPER	CASPER, WY	2024	—	—	—
TESORO LOGISTICS OPERATIONS LLC HATHAWAY	SIGNAL HILL, CA	2024	—	—	—
TESORO LONG BEACH TERMINAL	LONG BEACH, CA	2024	—	—	—
ULTRAMAR INC / VALERO ASPHALT PLANT	WILMINGTON, CA	2024	—	—	—
LABCHEM, INC	ZELIENOLPLE, PA	2024	—	—	—
RICCA CHEMICAL COMPANY LLC	BATESVILLE, IN	2024	—	—	—
DAY-TIMERS, INC.	EAST TEXAS, PA	2024	—	—	—
BP - DUBUQUE TERMINAL	PEOSTA, IA	2024	—	—	—
CALPORTLAND CO VISTA CHINO PLANT	THOUSAND PALMS, CA	2024	—	—	—
MARINE TERMINAL T-2	LONG BEACH, CA	2024	—	—	—
LYONDELLBASELL ACETYLS LLC (FORMERLY MILLENNIUM)	LAPORTE, TX	2024	—	—	—
DIAMOND ANIMAL HEALTH A SUBSIDIARY OF HESKA CORPORATION	DES MOINES, IA	2024	—	—	—
MOBIL OIL MARIANA ISLANDS, INC (SAIPAN TERMINAL)	SAIPAN, MP	2024	—	—	—
NEPTUNE TECHNOLOGY GROUP INC	TALLASSEE, AL	2024	—	—	—
KNIFE RIVER MOUNTAIN WEST	BOISE, ID	2024	—	—	—
ALOHA PETROLEUM, LLC, HILO EAST TERMINAL	HILO, HI	2024	—	—	—
JAMES HARDIE BUILDING PRODUCTS INC	PULASKI, VA	2024	—	—	—
KEMIRA WATER SOLUTIONS	SPOKANE, WA	2024	—	—	—
CALPORTLAND COMPANY MIRAMAR	SAN DIEGO, CA	2024	—	—	—
PARAMOUNT PETROLEUM CORPORATION	PARAMOUNT, CA	2024	—	—	—
KNIFE RIVER NORTH CENTRAL BISMARCK ROCK ISLAND	BISMARCK, ND	2024	—	—	—
LONG CANYON MINE	OASIS, NV	2024	—	—	—
LIGHTING RESOURCES, LLC	PHOENIX, AZ	2024	—	—	—
MARATHON PETROLEUM CO - KENOVA WV TERMINAL	KENOVA, WV	2024	—	—	—
FLINT HILLS RESOURCES - INGLESIDE TERMINAL	INGLESIDE, TX	2024	—	—	—
ALOHA PETROLEUM INC. BARBERS POINT TERMINAL	EWA BEACH, HI	2024	—	—	—
HALLIBURTON ENERGY SERVICES INC - BEEVILLE	BEEVILLE, TX	2024	—	—	—
AGRIFOS FERTILIZER L.L.C.	PASADENA, TX	2024	—	—	—
HALLIBURTON ENERGY SERVICES BULK CEMENT PLANT	VICTORIA, TX	2024	—	—	—
HALLIBURTON ENERGY SVCS	WESTLAKE, LA	2024	—	—	—
REAGENTS HOLDINGS LLC	CHARLOTTE, NC	2024	—	—	—
CALPORTLAND COMPANY LAX PLANT	LOS ANGELES, CA	2024	—	—	—
FLINT HILLS RESOURCES CORPUS CHRISTI EAST PLANT	CORPUS CHRISTI, TX	2024	—	—	—
THE DOW CHEMICAL COMPANY TEXAS OPERATIONS	FREEPORT, TX	2024	—	—	—
JAMES HARDIE BUILDING PRODUCTS	PLANT CITY, FL	2024	—	—	—
JAMES HARDIE BUILDING PRODUCTS	CLEBURNE, TX	2024	—	—	—
CHEMETRICS, LLC.	MIDLAND, VA	2024	—	—	—
CROWLEY PALMER FACILITY	PALMER, AK	2024	—	—	—
HALLIBURTON CORPUS CHRISTI GRINDING PLANT	CORPUS CHRISTI, TX	2024	—	—	—
SYSTECH ENVIRONMENTAL	FREDONIA, KS	2024	—	—	—
PORT NECHES TERMINAL	PORT NECHES, TX	2024	—	—	—
THERMO FISHER SCIENTIFIC COMPANY	BRIDGEWATER, NJ	2024	—	—	—
JAMES HARDIE BUILDING PRODUCTS INC	PERU, IL	2024	—	—	—
LION COPOLYMER	BATON ROUGE, LA	2024	—	—	—
EAGLEPICHER TECHNOLOGIES LLC	JOPLIN, MO	2024	—	—	—
MIDLAND RESOURCES INC	SAINT LOUIS, MO	2024	—	—	—
CRANNY PIT	IDAHO FALLS, ID	2024	—	—	—
MERIDIAN BIOSCIENCE INC	CINCINNATI, OH	2024	—	—	—
LIGHTING RESOURCES LLC	OCALA, FL	2024	—	—	—
SPECTRUM LABORATORY PRODUCTS ( NEW JERSEY)	NEW BRUNSWICK, NJ	2024	—	—	—