Air Toxics at School 2022
School Info
School William F. Stanley Elementary School Street 250 South Street City Waltham State MA Number of students 383 Student % minority 65% Type Regular School Status 1 Level Elementary Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 177 Number of chemicals affecting school 71 Toxic percentile nationwide (1=worst) 54th Toxic rank nationwide (1=worst) 70,093 Toxic percentile statewide (1=worst) 61st Toxic rank statewide (1=worst) 1,519 Toxic Hazard 513.47
This school's air toxic concentration is 0.11 times the national average at schools.
This school's air toxic concentration is 0.53 times the state average at schools.
Top 5 facilities
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Top chemicals
Chemical Toxic Hazard
Cobalt 150.77
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.) 130.88
Chromium 110.29
Ethylene oxide 42.31
Trichloroethylene 22.85
Nickel 11.68
Nickel compounds 10.19
Lead 8.81
Chloroform 7.41
Diisocyanates 6.02
Cadmium compounds 3.88
Benzene 2.92
Di(2-ethylhexyl) phthalate 0.78
Formaldehyde 0.74
Toluene diisocyanate (mixed isomers) 0.65
Zinc compounds 0.63
Polycyclic aromatic compounds 0.60
Lead compounds 0.52
Antimony compounds 0.40
Chlorine 0.22
Naphthalene 0.14
Copper 0.10
Xylene (mixed isomers) 0.10
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.08
Ethylbenzene 0.08
Hydrogen fluoride (Hydrofluoric acid) 0.07
Triethylamine 0.06
Hydrogen cyanide 0.04
Certain glycol ethers 0.04
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.04
Dichloromethane (Methylene chloride) 0.03
Nitric acid 0.03
N,N-Dimethylformamide 0.03
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
o-Xylene 0.01
n-Hexane (Hexane) 0.01
1,2,4-Trimethylbenzene 0.01
Pyridine 0.01
Cyanide compounds 0.01
Silver compounds 0.00
Toluene-2,4-diisocyanate 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
Ethylene glycol 0.00
Phenol 0.00
Manganese 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
Benzo[g,h,i]perylene 0.00
Styrene 0.00
Propylene oxide 0.00
Vinyl acetate 0.00
3-Iodo-2-propynyl butylcarbamate 0.00
Formic acid 0.00
Sodium nitrite 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
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Top 5 chemicals from facilities
Facility Parent Company Chemical Toxic Hazard
TECOMET Charlesbank Capital Partners Cobalt 128.18
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.) 126.24
GE AVIATION General Electric Chromium 51.79
ISOMEDIX OPERATIONS INC. STERIS Ethylene oxide 42.31
TECOMET Charlesbank Capital Partners Chromium 32.67
(click here to expand list to all chemicals from facilities)
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