Air Toxics at School 2022
School Info
School Johnson
Street 290 Castle Road
City Nahant
State MA
Number of students 155
Student % minority 17%
Type Regular School
Status 1
Level Elementary
Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 122
Number of chemicals affecting school 58
Toxic percentile nationwide (1=worst) 28th
Toxic rank nationwide (1=worst) 34,983
Toxic percentile statewide (1=worst) 11th
Toxic rank statewide (1=worst) 261
Toxic Hazard 1,997.60
This school's air toxic concentration is 0.41 times the national average at schools.
This school's air toxic concentration is 2.05 times the state average at schools.
Top 5 facilities
(click here to expand list to all facilities)
Top chemicals
Chemical Toxic Hazard
Chromium 1,093.36
Cobalt 526.73
Nickel 99.28
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.) 64.85
Trichloroethylene 62.29
Benzene 45.03
Chloroform 29.02
Nickel compounds 27.74
Hydrazine 23.26
Lead 10.15
Diisocyanates 7.23
Naphthalene 2.96
Polycyclic aromatic compounds 1.14
Di(2-ethylhexyl) phthalate 0.76
Zinc compounds 0.75
Formaldehyde 0.67
Toluene diisocyanate (mixed isomers) 0.56
Ethylbenzene 0.55
Xylene (mixed isomers) 0.19
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.18
Copper 0.15
Antimony compounds 0.13
Triethylamine 0.10
1,2,4-Trimethylbenzene 0.07
Lead compounds 0.07
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) 0.07
Hydrogen fluoride (Hydrofluoric acid) 0.04
Hydrogen cyanide 0.04
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.04
N,N-Dimethylformamide 0.03
Dichloromethane (Methylene chloride) 0.03
Certain glycol ethers 0.03
n-Hexane (Hexane) 0.03
Nitric acid 0.02
Toluene 0.02
Silver compounds 0.01
Toluene-2,4-diisocyanate 0.01
Manganese 0.00
Ethylene glycol 0.00
Acetonitrile 0.00
Methyl methacrylate 0.00
o-Xylene 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
Phenol 0.00
Benzo[g,h,i]perylene 0.00
Methanol 0.00
Cyclohexane 0.00
Mercury 0.00
Propylene oxide 0.00
Sodium nitrite 0.00
Styrene 0.00
Cumene 0.00
Methyl isobutyl ketone 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
n-Butyl alcohol (1-Butanol) 0.00
Benzoyl peroxide 0.00
N-Methyl-2-pyrrolidone 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
GE AVIATION General Electric Chromium 891.51
TECOMET Charlesbank Capital Partners Cobalt 327.03
GE AVIATION General Electric Cobalt 133.86
GE AVIATION General Electric Nickel 91.82
TECOMET Charlesbank Capital Partners Chromium 83.36
(click here to expand list to all chemicals from facilities)
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