Air Toxics at School 2022
School Info
School Loker School
Street 47 Loker Street
City Wayland
State MA
Number of students 385
Student % minority 34%
Type Regular School
Status 1
Level Elementary
Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 187
Number of chemicals affecting school 76
Toxic percentile nationwide (1=worst) 58th
Toxic rank nationwide (1=worst) 75,383
Toxic percentile statewide (1=worst) 73rd
Toxic rank statewide (1=worst) 1,819
Toxic Hazard 401.33
This school's air toxic concentration is 0.08 times the national average at schools.
This school's air toxic concentration is 0.41 times the state average at schools.
Top 5 facilities
(click here to expand list to all facilities)
Top chemicals
Chemical Toxic Hazard
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.) 103.36
Cobalt 95.95
Chromium 82.77
Ethylene oxide 60.72
Trichloroethylene 15.13
Nickel 10.29
Nickel compounds 6.94
Lead 6.03
Diisocyanates 5.50
Cadmium compounds 4.26
Chloroform 4.16
Benzene 1.71
Formaldehyde 0.74
Antimony compounds 0.71
Toluene diisocyanate (mixed isomers) 0.65
Zinc compounds 0.43
Di(2-ethylhexyl) phthalate 0.43
Polycyclic aromatic compounds 0.38
Chlorine 0.27
Copper 0.13
Hydrogen fluoride (Hydrofluoric acid) 0.09
Xylene (mixed isomers) 0.07
Naphthalene 0.07
Dichloromethane (Methylene chloride) 0.06
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.05
Ethylbenzene 0.04
Certain glycol ethers 0.04
Nitric acid 0.03
Lead compounds 0.03
Hydrogen cyanide 0.03
Acrylonitrile 0.03
Acetonitrile 0.03
Peracetic acid 0.03
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.03
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) 0.02
Triethylamine 0.02
N,N-Dimethylformamide 0.02
Toluene 0.01
Pyridine 0.01
o-Xylene 0.01
Cyanide compounds 0.01
Phenol 0.01
n-Hexane (Hexane) 0.01
Aluminum (fume or dust) 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
Silver compounds 0.00
1,2,4-Trimethylbenzene 0.00
Methyl tert-butyl ether 0.00
Ethylene glycol 0.00
Butyl acrylate 0.00
Acetophenone 0.00
Toluene-2,4-diisocyanate 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Manganese 0.00
Methanol 0.00
Methyl methacrylate 0.00
Mercury 0.00
Silver 0.00
Styrene 0.00
Acrylic acid 0.00
Ethyl acrylate 0.00
Propylene oxide 0.00
Benzo[g,h,i]perylene 0.00
Cyclohexane 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
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
Cumene 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
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.) 97.25
TECOMET Charlesbank Capital Partners Cobalt 81.25
ISOMEDIX OPERATIONS INC. STERIS Ethylene oxide 60.72
GE AVIATION General Electric Chromium 36.22
TECOMET Charlesbank Capital Partners Chromium 20.71
(click here to expand list to all chemicals from facilities)
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