Air Toxics at School 2022
School Info
School Rita E. Miller Elementary School Street 1 Mitchell Way City Westford State MA Number of students 301 Student % minority 57% Type Regular School Status 1 Level Elementary Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 148 Number of chemicals affecting school 68 Toxic percentile nationwide (1=worst) 60th Toxic rank nationwide (1=worst) 77,421 Toxic percentile statewide (1=worst) 78th Toxic rank statewide (1=worst) 1,945 Toxic Hazard 364.49
This school's air toxic concentration is 0.07 times the national average at schools.
This school's air toxic concentration is 0.37 times the state average at schools.
Top 5 facilities
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Top chemicals
Chemical Toxic Hazard
Chromium 200.98
Cobalt 79.28
Hydrazine 24.52
Ethylene oxide 15.26
Nickel 8.23
Lead 7.83
Trichloroethylene 7.77
Diisocyanates 5.99
Nickel compounds 3.59
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.) 3.26
Chloroform 2.29
Formaldehyde 1.41
Benzene 1.06
Zinc compounds 0.53
Antimony compounds 0.48
Polycyclic aromatic compounds 0.35
Maleic anhydride 0.33
Di(2-ethylhexyl) phthalate 0.19
Toluene diisocyanate (mixed isomers) 0.19
Dicyclopentadiene 0.18
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.11
Hydrogen cyanide 0.09
N,N-Dimethylformamide 0.08
Naphthalene 0.05
Copper 0.05
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.05
Lead compounds 0.04
Toluene 0.04
Dichloromethane (Methylene chloride) 0.04
Acrylonitrile 0.03
Ethylbenzene 0.03
Nitric acid 0.03
Peracetic acid 0.03
Triethylamine 0.02
Certain glycol ethers 0.02
n-Hexane (Hexane) 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
Xylene (mixed isomers) 0.01
Hydrogen fluoride (Hydrofluoric acid) 0.01
Ethylene glycol 0.00
o-Xylene 0.00
Butyl acrylate 0.00
Methyl tert-butyl ether 0.00
Silver compounds 0.00
1,2,4-Trimethylbenzene 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Toluene-2,4-diisocyanate 0.00
Phthalic anhydride 0.00
Phenol 0.00
Manganese 0.00
Acetonitrile 0.00
Methanol 0.00
Styrene 0.00
Methyl methacrylate 0.00
n-Butyl alcohol (1-Butanol) 0.00
Acrylic acid 0.00
Benzo[g,h,i]perylene 0.00
Ethyl acrylate 0.00
Cyclohexane 0.00
Sodium nitrite 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
Acetophenone 0.00
Methyl isobutyl ketone 0.00
Formic acid 0.00
Benzoyl peroxide 0.00
Lithium carbonate 0.00
N-Methyl-2-pyrrolidone 0.00
Tetrabromobisphenol A 0.00
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Top 5 chemicals from facilities
Facility Parent Company Chemical Toxic Hazard
PROTO LABS INC. PROTO LABS INC Chromium 65.94
PROTO LABS INC PROTO LABS INC Chromium 65.94
TECOMET Charlesbank Capital Partners Cobalt 48.64
GE AVIATION General Electric Chromium 43.97
UNION SPECIALTIES INC UNION SPECIALTIES INC Hydrazine 24.52
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