Air Toxics at School 2022
School Info
School Center Elementary School Street 84 Billerica Road City Chelmsford State MA Number of students 485 Student % minority 34% Type Regular School Status 1 Level Elementary Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 143 Number of chemicals affecting school 67 Toxic percentile nationwide (1=worst) 59th Toxic rank nationwide (1=worst) 75,711 Toxic percentile statewide (1=worst) 74th Toxic rank statewide (1=worst) 1,835 Toxic Hazard 395.33
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
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Top chemicals
Chemical Toxic Hazard
Chromium 149.73
Cobalt 112.64
Lead 35.09
Hydrazine 30.50
Ethylene oxide 19.98
Trichloroethylene 11.93
Nickel 8.65
Nickel compounds 5.36
Polycyclic aromatic compounds 5.34
Diisocyanates 3.77
Chloroform 3.72
Zinc compounds 2.45
Benzene 1.43
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.) 0.96
Hydrogen cyanide 0.85
Formaldehyde 0.46
Antimony compounds 0.34
Di(2-ethylhexyl) phthalate 0.29
Maleic anhydride 0.28
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.28
Toluene diisocyanate (mixed isomers) 0.23
N,N-Dimethylformamide 0.19
Copper 0.13
Dicyclopentadiene 0.12
Toluene 0.11
Naphthalene 0.08
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.06
Triethylamine 0.06
Lead compounds 0.05
Ethylbenzene 0.04
Acrylonitrile 0.03
Peracetic acid 0.03
n-Hexane (Hexane) 0.02
Dichloromethane (Methylene chloride) 0.02
Nitric acid 0.02
Hydrogen fluoride (Hydrofluoric acid) 0.01
Xylene (mixed isomers) 0.01
Ethylene glycol 0.01
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
o-Xylene 0.01
Certain glycol ethers 0.01
Toluene-2,4-diisocyanate 0.00
Butyl acrylate 0.00
Silver compounds 0.00
1,2,4-Trimethylbenzene 0.00
Methyl tert-butyl ether 0.00
Manganese 0.00
Acetonitrile 0.00
Phthalic anhydride 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Methanol 0.00
Methyl methacrylate 0.00
Styrene 0.00
Benzo[g,h,i]perylene 0.00
Phenol 0.00
Acrylic acid 0.00
Ethyl acrylate 0.00
Cyclohexane 0.00
n-Butyl alcohol (1-Butanol) 0.00
Sodium nitrite 0.00
Methyl isobutyl ketone 0.00
Formic acid 0.00
Acetophenone 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
(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 81.88
GE AVIATION General Electric Chromium 56.20
PACE INDUSTRIES - CAMBRIDGE DIV Pace Industries Lead 34.87
UNION SPECIALTIES INC UNION SPECIALTIES INC Hydrazine 30.50
PROTO LABS INC. PROTO LABS INC Chromium 29.44
(click here to expand list to all chemicals from facilities)
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Political Economy Research Institute
