Air Toxics at School 2022
School Info
School COTTING SCHOOL Street 453 CONCORD AVE City LEXINGTON State MA Number of students 113 Student % minority 12% Data Source PSS (private schools)
Air Toxics Info
Number of facilities affecting school 165 Number of chemicals affecting school 67 Toxic percentile nationwide (1=worst) 50th Toxic rank nationwide (1=worst) 64,759 Toxic percentile statewide (1=worst) 53rd Toxic rank statewide (1=worst) 1,312 Toxic Hazard 647.20
This school's air toxic concentration is 0.13 times the national average at schools.
This school's air toxic concentration is 0.66 times the state average at schools.
Top 5 facilities
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Top chemicals
Chemical Toxic Hazard
Cobalt 224.86
Chromium 180.74
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.) 106.30
Trichloroethylene 35.08
Ethylene oxide 33.04
Nickel compounds 15.39
Nickel 13.62
Lead 13.50
Chloroform 9.37
Diisocyanates 5.34
Benzene 4.13
Di(2-ethylhexyl) phthalate 1.40
Zinc compounds 0.98
Formaldehyde 0.71
Polycyclic aromatic compounds 0.60
Toluene diisocyanate (mixed isomers) 0.52
Antimony compounds 0.35
Naphthalene 0.23
Ethylbenzene 0.14
Triethylamine 0.14
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.13
Copper 0.10
Xylene (mixed isomers) 0.09
Hydrogen fluoride (Hydrofluoric acid) 0.07
Lead compounds 0.05
Hydrogen cyanide 0.05
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.05
N,N-Dimethylformamide 0.04
Dichloromethane (Methylene chloride) 0.03
Certain glycol ethers 0.03
Nitric acid 0.03
Toluene 0.02
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) 0.01
Acetonitrile 0.01
o-Xylene 0.01
n-Hexane (Hexane) 0.01
1,2,4-Trimethylbenzene 0.01
Toluene-2,4-diisocyanate 0.01
Silver compounds 0.01
Pyridine 0.00
Ethylene glycol 0.00
Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) 0.00
Aluminum (fume or dust) 0.00
Manganese 0.00
Phenol 0.00
Methanol 0.00
Methyl tert-butyl ether 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Methyl methacrylate 0.00
Mercury 0.00
Benzo[g,h,i]perylene 0.00
Cyclohexane 0.00
Styrene 0.00
Propylene oxide 0.00
Vinyl acetate 0.00
Sodium nitrite 0.00
Formic acid 0.00
3-Iodo-2-propynyl butylcarbamate 0.00
n-Butyl alcohol (1-Butanol) 0.00
Methyl isobutyl ketone 0.00
Cumene 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
Benzoyl peroxide 0.00
Lithium carbonate 0.00
N-Methyl-2-pyrrolidone 0.00
Tetrabromobisphenol A 0.00
Nonylphenol Ethoxylates 0.00
(click here to shrink list to only top 5 chemicals)
Top 5 chemicals from facilities
Facility Parent Company Chemical Toxic Hazard
TECOMET Charlesbank Capital Partners Cobalt 190.45
CERTAINTEED LLC Saint-Gobain 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.) 105.45
GE AVIATION General Electric Chromium 77.90
TECOMET Charlesbank Capital Partners Chromium 48.54
BOYD CORP INC. Goldman Sachs Trichloroethylene 35.08
(click here to expand list to all chemicals from facilities)
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Political Economy Research Institute
