PERI: Toxic 100 Air Polluters Index

Martin Marietta Materials

Rank among all TRI companies: 667
Air releases 2021 (lbs): 260,421
Incineration transfers 2021 (lbs): 0
Total Air and Incineration Toxic Score 2021: 20,208
EJ: Poor Share: 14%
EJ: Minority Share: 65%

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This company has information in PERI's Toxic Water Polluters database.
This company has information in PERI's Greenhouse 100 Polluters database.

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(Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)

Chemical	Air releases (lbs)	Incineration transfers (lbs)	Toxic Score (quantity x exposure x toxicity x population)	Percent of total company score	EJ: Poor Share	EJ: Minority Share
Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.)	339	0	13,965	69.10%	13.7%	64.9%
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	117,116	0	5,359	26.52%	14.4%	68.3%
Manganese compounds	1,383	0	285	1.41%	12.1%	58.9%
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	89,286	0	236	1.17%	14.6%	20.2%
Polycyclic aromatic compounds	9	0	222	1.10%	11.9%	44.5%
Aluminum (fume or dust)	995	0	92	0.46%	16.4%	54.2%
Lead compounds	50	0	32	0.16%	10.8%	56.5%
Mercury compounds	95	0	8	0.04%	13.1%	58.1%
Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like compounds are present as contaminants in a chemical and if they were created during the manufacturing of that chemical.)	0	0	7	0.04%	14.6%	20.1%
Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing)	50,891	0	2	0.01%	10.6%	45.4%
Zinc compounds	255	0	0	0.00%	14.2%	67.5%
Benzo[g,h,i]perylene	0	0	0	0.00%	10.3%	52.3%
Lead	0	0	0	0.00%	16.6%	53.1%
Mercury	0	0	0	0.00%	17.0%	54.2%
Nitric acid	0	0	0	0.00%	14.6%	20.1%

For explanations of most columns above, including the EJ Shares, see the technical notes.

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