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Martin Marietta Materials

Rank in Toxic 100: 69
Rank among all TRI companies: 209
Air releases 2014 (lbs): 414,357
Incineration transfers 2014 (lbs): 0
Total Air and Incineration Toxic Score 2014: 259,332
Percentage of national total 2014 toxic air and incineration score: 0.059%
EJ: Poor Share: 13.1%
EJ: Minority Share: 47.4%

Chemicals displayed below: (
display facilities) (display chemicals at facilities)
Basic data displayed (display advanced data instead)
(Click on column headers to re-sort table: current sort is by revised air releases.)
(Links on chemical names lead to Scorecard chemical health effects.)
Rv
Hydrochloric acid 189,707 0 524 0.20% 18.0% 37.2% *
Sulfuric acid 128,848 0 10,400 4.01% 17.9% 63.5% **
Ammonia 66,898 0 35 0.01% 12.2% 44.8% *
Aluminum (fume or dust) 9,465 0 95 0.04% 24.2% 68.5%
Manganese and manganese compounds 8,415 0 1,603 0.62% 14.7% 51.6%
Chromium and chromium compounds 4,667 0 244,212 94.17% 12.7% 46.5%
Formaldehyde 4,179 0 1,322 0.51% 24.4% 67.6%
Zinc and zinc compounds 1,031 0 2 0.00% 18.8% 64.1%
Mercury and mercury compounds 549 0 62 0.02% 20.0% 60.1%
Lead and lead compounds 239 0 107 0.04% 17.9% 57.8%
Barium and barium compounds 99 0 11 0.00% 24.1% 68.6%
Copper and copper compounds 80 0 2 0.00% 24.0% 69.2%
Nickel and nickel compounds 56 0 864 0.33% 20.4% 65.4%
Acrylic acid 56 0 4 0.00% 11.0% 41.3%
Vanadium and vanadium compounds 56 0 0 0.00% 24.1% 68.6%
Maleic anhydride 8 0 1 0.00% 12.8% 46.9%
Polycyclic aromatic compounds 3 0 79 0.03% 14.3% 28.1%
N-Methyl-2-pyrrolidone 1 0 0 0.00% 0.0% 0.0%
Nitric acid 0 0 0 0.00% 16.4% 19.3%
Benzo(g,h,i)perylene 0 0 0 0.00% 13.8% 31.4%
Dioxin and dioxin-like compounds 0 0 9 0.00% 16.4% 19.3%

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

For the Rv (revisions) column,
* indicates that the record contains one or more chemicals at facilities whose TRI air releases or incineration transfers for 2014 were revised downwards since 2014, and whose hazard and score have been adjusted accordingly.
** indicates one or more chemicals at facilities whose quantities were revised upwards, or both upwards and downwards. Chemicals revised upwards had their pounds adjusted, but not their score.
*** indicates that the RSEI microdata do not match the public RSEI data. (1)

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