Air Toxics at School 2022
School Info
School LIGHTHOUSE SCHOOL, INC Street 25 WELLMAN AVE City NORTH CHELMSFORD State MA Number of students 184 Student % minority 45% Data Source PSS (private schools)
Air Toxics Info
Number of facilities affecting school 141 Number of chemicals affecting school 66 Toxic percentile nationwide (1=worst) 61st Toxic rank nationwide (1=worst) 79,138 Toxic percentile statewide (1=worst) 81st Toxic rank statewide (1=worst) 2,019 Toxic Hazard 333.62
This school's air toxic concentration is 0.07 times the national average at schools.
This school's air toxic concentration is 0.34 times the state average at schools.
Top 5 facilities
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Top chemicals
Chemical Toxic Hazard
Chromium 164.55
Cobalt 82.51
Hydrazine 29.37
Ethylene oxide 15.31
Lead 8.80
Trichloroethylene 8.24
Nickel 7.99
Diisocyanates 4.36
Nickel compounds 3.75
Chloroform 2.48
Benzene 1.11
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.) 1.09
Formaldehyde 0.76
Zinc compounds 0.61
Polycyclic aromatic compounds 0.56
Antimony compounds 0.39
Maleic anhydride 0.29
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.24
Toluene diisocyanate (mixed isomers) 0.19
Di(2-ethylhexyl) phthalate 0.18
Dicyclopentadiene 0.14
N,N-Dimethylformamide 0.12
Hydrogen cyanide 0.11
Toluene 0.07
Naphthalene 0.06
Copper 0.05
Lead compounds 0.05
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.04
Ethylbenzene 0.03
Acrylonitrile 0.03
Dichloromethane (Methylene chloride) 0.03
Triethylamine 0.02
n-Hexane (Hexane) 0.02
Peracetic acid 0.02
Nitric acid 0.02
Certain glycol ethers 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
Silver compounds 0.00
1,2,4-Trimethylbenzene 0.00
Toluene-2,4-diisocyanate 0.00
Methyl tert-butyl ether 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Phthalic anhydride 0.00
Manganese 0.00
Acetonitrile 0.00
Methanol 0.00
Methyl methacrylate 0.00
Styrene 0.00
Benzo[g,h,i]perylene 0.00
Acrylic acid 0.00
Ethyl acrylate 0.00
n-Butyl alcohol (1-Butanol) 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
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 52.43
GE AVIATION General Electric Chromium 48.57
PROTO LABS INC. PROTO LABS INC Chromium 45.98
PROTO LABS INC PROTO LABS INC Chromium 45.98
UNION SPECIALTIES INC UNION SPECIALTIES INC Hydrazine 29.37
(click here to expand list to all chemicals from facilities)
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