Air Toxics at School 2022
School Info
School THE RIVERS SCHOOL
Street 333 WINTER ST
City WESTON
State MA
Number of students 515
Student % minority 19%
Data Source PSS (private schools)
Air Toxics Info
Number of facilities affecting school 184
Number of chemicals affecting school 71
Toxic percentile nationwide (1=worst) 58th
Toxic rank nationwide (1=worst) 74,510
Toxic percentile statewide (1=worst) 71st
Toxic rank statewide (1=worst) 1,777
Toxic Hazard 418.64
This school's air toxic concentration is 0.09 times the national average at schools.
This school's air toxic concentration is 0.43 times the state average at schools.
Top 5 facilities
(click here to expand list to all facilities)
Top chemicals
Chemical Toxic Hazard
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.) 111.16
Cobalt 104.71
Chromium 90.12
Ethylene oxide 51.63
Trichloroethylene 15.69
Nickel 10.95
Nickel compounds 7.12
Lead 6.38
Diisocyanates 5.62
Chloroform 4.50
Cadmium compounds 4.45
Benzene 1.79
Formaldehyde 0.75
Toluene diisocyanate (mixed isomers) 0.68
Antimony compounds 0.58
Di(2-ethylhexyl) phthalate 0.47
Zinc compounds 0.46
Polycyclic aromatic compounds 0.41
Chlorine 0.29
Copper 0.13
Xylene (mixed isomers) 0.08
Hydrogen fluoride (Hydrofluoric acid) 0.08
Naphthalene 0.07
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.06
Dichloromethane (Methylene chloride) 0.05
Ethylbenzene 0.04
Certain glycol ethers 0.04
Lead compounds 0.03
Triethylamine 0.03
Hydrogen cyanide 0.03
Nitric acid 0.03
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.03
Acetonitrile 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) 0.02
N,N-Dimethylformamide 0.02
Toluene 0.01
Pyridine 0.01
o-Xylene 0.01
Cyanide compounds 0.01
n-Hexane (Hexane) 0.01
Phenol 0.01
Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) 0.00
Aluminum (fume or dust) 0.00
Silver compounds 0.00
1,2,4-Trimethylbenzene 0.00
Toluene-2,4-diisocyanate 0.00
Ethylene glycol 0.00
Methyl tert-butyl ether 0.00
Acetophenone 0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.00
Manganese 0.00
Methanol 0.00
Methyl methacrylate 0.00
Mercury 0.00
Silver 0.00
Styrene 0.00
Propylene oxide 0.00
Cyclohexane 0.00
Benzo[g,h,i]perylene 0.00
Vinyl acetate 0.00
Formic acid 0.00
3-Iodo-2-propynyl butylcarbamate 0.00
n-Butyl alcohol (1-Butanol) 0.00
Methyl isobutyl ketone 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
Cumene 0.00
Benzoyl peroxide 0.00
Lithium carbonate 0.00
N-Methyl-2-pyrrolidone 0.00
Tetrabromobisphenol A 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
CERTAINTEED LLC Saint-Gobain 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.) 105.57
TECOMET Charlesbank Capital Partners Cobalt 88.03
ISOMEDIX OPERATIONS INC. STERIS Ethylene oxide 51.63
GE AVIATION General Electric Chromium 41.49
TECOMET Charlesbank Capital Partners Chromium 22.44
(click here to expand list to all chemicals from facilities)
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