Air Toxics at School 2022
School Info
School WELLAN MONTESSORI SCHOOL Street 80 CRESCENT AVE City NEWTON State MA Number of students 185 Student % minority 34% Data Source PSS (private schools)
Air Toxics Info
Number of facilities affecting school 166 Number of chemicals affecting school 69 Toxic percentile nationwide (1=worst) 50th Toxic rank nationwide (1=worst) 64,914 Toxic percentile statewide (1=worst) 53rd Toxic rank statewide (1=worst) 1,325 Toxic Hazard 642.09
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 191.15
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.) 181.47
Chromium 145.91
Ethylene oxide 31.34
Trichloroethylene 26.79
Nickel 15.02
Nickel compounds 11.98
Chloroform 9.92
Lead 7.99
Diisocyanates 6.61
Cadmium compounds 5.12
Benzene 3.56
Toluene diisocyanate (mixed isomers) 0.82
Di(2-ethylhexyl) phthalate 0.70
Formaldehyde 0.68
Polycyclic aromatic compounds 0.64
Zinc compounds 0.59
Antimony compounds 0.35
Chlorine 0.26
Naphthalene 0.17
Xylene (mixed isomers) 0.15
Copper 0.15
Ethylbenzene 0.12
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.10
Hydrogen fluoride (Hydrofluoric acid) 0.07
Triethylamine 0.07
Lead compounds 0.06
Certain glycol ethers 0.05
Dichloromethane (Methylene chloride) 0.04
Hydrogen cyanide 0.03
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.03
Nitric acid 0.03
N,N-Dimethylformamide 0.02
Acetonitrile 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
Toluene 0.01
n-Hexane (Hexane) 0.01
1,2,4-Trimethylbenzene 0.01
Cyanide compounds 0.01
Silver compounds 0.01
Pyridine 0.01
Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) 0.01
Toluene-2,4-diisocyanate 0.00
o-Xylene 0.00
Aluminum (fume or dust) 0.00
Ethylene glycol 0.00
Manganese 0.00
Phenol 0.00
Methyl tert-butyl ether 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Methanol 0.00
Methyl methacrylate 0.00
Mercury 0.00
Silver 0.00
Cyclohexane 0.00
Styrene 0.00
Benzo[g,h,i]perylene 0.00
Propylene oxide 0.00
Vinyl acetate 0.00
3-Iodo-2-propynyl butylcarbamate 0.00
Formic acid 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
N-Methyl-2-pyrrolidone 0.00
Tetrabromobisphenol A 0.00
Nonylphenol Ethoxylates 0.00
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Top 5 chemicals from facilities
Facility Parent Company Chemical Toxic Hazard
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.) 180.15
TECOMET Charlesbank Capital Partners Cobalt 160.26
GE AVIATION General Electric Chromium 76.48
TECOMET Charlesbank Capital Partners Chromium 40.85
ISOMEDIX OPERATIONS INC. STERIS Ethylene oxide 31.34
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Political Economy Research Institute
