Air Toxics at School 2022
School Info
School Ephraim Curtis Middle Street 22 Pratts Mill Road City Sudbury State MA Number of students 850 Student % minority 27% Type Regular School Status 1 Level Middle School Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 173 Number of chemicals affecting school 77 Toxic percentile nationwide (1=worst) 56th Toxic rank nationwide (1=worst) 72,208 Toxic percentile statewide (1=worst) 66th Toxic rank statewide (1=worst) 1,631 Toxic Hazard 465.38
This school's air toxic concentration is 0.10 times the national average at schools.
This school's air toxic concentration is 0.48 times the state average at schools.
Top 5 facilities
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Top chemicals
Chemical Toxic Hazard
Chromium 122.96
Cobalt 102.92
Ethylene oxide 100.28
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.) 82.47
Trichloroethylene 16.05
Nickel 8.80
Nickel compounds 7.58
Diisocyanates 5.85
Lead 4.87
Chloroform 4.07
Cadmium compounds 3.03
Benzene 1.72
Antimony compounds 0.99
Toluene diisocyanate (mixed isomers) 0.50
Di(2-ethylhexyl) phthalate 0.48
Maleic anhydride 0.48
Formaldehyde 0.36
Zinc compounds 0.35
Polycyclic aromatic compounds 0.34
Dicyclopentadiene 0.23
Chlorine 0.19
Hydrogen fluoride (Hydrofluoric acid) 0.09
Naphthalene 0.08
Dichloromethane (Methylene chloride) 0.06
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.06
Xylene (mixed isomers) 0.05
Acrylonitrile 0.05
Copper 0.05
Ethylbenzene 0.04
Nitric acid 0.04
Peracetic acid 0.04
Triethylamine 0.03
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.03
Hydrogen cyanide 0.03
N,N-Dimethylformamide 0.03
Certain glycol ethers 0.03
Lead compounds 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
Acetonitrile 0.02
o-Xylene 0.01
Toluene 0.01
Pyridine 0.01
n-Hexane (Hexane) 0.00
Cyanide compounds 0.00
Methyl tert-butyl ether 0.00
Butyl acrylate 0.00
Silver compounds 0.00
Aluminum (fume or dust) 0.00
Ethylene glycol 0.00
1,2,4-Trimethylbenzene 0.00
Phenol 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 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
Phthalic anhydride 0.00
Manganese 0.00
Methanol 0.00
Styrene 0.00
Methyl methacrylate 0.00
Mercury 0.00
Acrylic acid 0.00
Silver 0.00
Ethyl acrylate 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
ISOMEDIX OPERATIONS INC. STERIS Ethylene oxide 100.28
TECOMET Charlesbank Capital Partners Cobalt 88.90
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.) 74.58
GE AVIATION General Electric Chromium 37.72
TECOMET Charlesbank Capital Partners Chromium 22.66
(click here to expand list to all chemicals from facilities)
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