Air Toxics at School 2022
School Info
School Hamilton-Wenham Regional High
Street 775 Bay Rd
City South Hamilton
State MA
Number of students 450
Student % minority 13%
Type Regular School
Status 1
Level High School
Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 101
Number of chemicals affecting school 52
Toxic percentile nationwide (1=worst) 41st
Toxic rank nationwide (1=worst) 52,320
Toxic percentile statewide (1=worst) 26th
Toxic rank statewide (1=worst) 626
Toxic Hazard 1,029.58
This school's air toxic concentration is 0.21 times the national average at schools.
This school's air toxic concentration is 1.06 times the state average at schools.
Top 5 facilities
(click here to expand list to all facilities)
Top chemicals
Chemical Toxic Hazard
Chromium 403.23
Cobalt 360.73
Hydrazine 127.68
Trichloroethylene 42.56
Nickel 32.41
Nickel compounds 19.49
Lead 12.49
Chloroform 11.97
Diisocyanates 8.88
Benzene 6.50
Zinc compounds 0.91
Di(2-ethylhexyl) phthalate 0.70
Polycyclic aromatic compounds 0.53
Naphthalene 0.35
Toluene diisocyanate (mixed isomers) 0.22
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.17
Ethylbenzene 0.16
Copper 0.11
Triethylamine 0.07
Hydrogen cyanide 0.07
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.05
Lead compounds 0.05
Hydrogen fluoride (Hydrofluoric acid) 0.04
n-Hexane (Hexane) 0.03
N,N-Dimethylformamide 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) 0.03
Xylene (mixed isomers) 0.03
Antimony compounds 0.03
Toluene 0.02
Nitric acid 0.02
Dichloromethane (Methylene chloride) 0.01
1,2,4-Trimethylbenzene 0.01
Silver compounds 0.01
Toluene-2,4-diisocyanate 0.01
Ethylene glycol 0.00
Manganese 0.00
Methyl methacrylate 0.00
Acetonitrile 0.00
Certain glycol ethers 0.00
Methanol 0.00
Cyclohexane 0.00
Benzo[g,h,i]perylene 0.00
Sodium nitrite 0.00
Methyl isobutyl ketone 0.00
Cumene 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 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
Formic acid 0.00
n-Butyl alcohol (1-Butanol) 0.00
Benzoyl peroxide 0.00
Formaldehyde 0.00
N-Methyl-2-pyrrolidone 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 274.45
GE AVIATION General Electric Chromium 270.77
UNION SPECIALTIES INC UNION SPECIALTIES INC Hydrazine 127.68
TECOMET Charlesbank Capital Partners Chromium 69.96
GE AVIATION General Electric Cobalt 43.68
(click here to expand list to all chemicals from facilities)
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