Air Toxics at School 2022
School Info
School Mary E Flaherty School Street 99 Lakeside Dr City Braintree State MA Number of students 290 Student % minority 44% Type Regular School Status 1 Level Elementary Data Source CCD (public schools)
Air Toxics Info
Number of facilities affecting school 132 Number of chemicals affecting school 65 Toxic percentile nationwide (1=worst) 48th Toxic rank nationwide (1=worst) 61,225 Toxic percentile statewide (1=worst) 46th Toxic rank statewide (1=worst) 1,133 Toxic Hazard 739.58
This school's air toxic concentration is 0.15 times the national average at schools.
This school's air toxic concentration is 0.76 times the state average at schools.
Top 5 facilities
(click here to expand list to all facilities)
Top chemicals
Chemical Toxic Hazard
Cobalt 330.36
Chromium 161.60
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.) 138.24
Nickel 41.95
Trichloroethylene 22.29
Nickel compounds 10.23
Benzene 8.46
Chloroform 6.16
Lead 5.05
Cadmium compounds 4.16
Diisocyanates 3.33
Formaldehyde 2.00
Xylene (mixed isomers) 1.43
Polycyclic aromatic compounds 1.00
Toluene diisocyanate (mixed isomers) 1.00
Di(2-ethylhexyl) phthalate 0.56
Zinc compounds 0.36
Chlorine 0.29
Antimony compounds 0.22
Copper 0.14
Ethylbenzene 0.10
Naphthalene 0.10
Dichloromethane (Methylene chloride) 0.10
Certain glycol ethers 0.09
Lead compounds 0.07
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.06
Hydrogen fluoride (Hydrofluoric acid) 0.04
Triethylamine 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
Nitric acid 0.02
1,2,4-Trimethylbenzene 0.02
Acetonitrile 0.01
n-Hexane (Hexane) 0.01
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 0.01
Cyanide compounds 0.01
Silver compounds 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
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 0.00
Pyridine 0.00
Toluene 0.00
Toluene-2,4-diisocyanate 0.00
Aluminum (fume or dust) 0.00
o-Xylene 0.00
Manganese 0.00
Ethylene glycol 0.00
N,N-Dimethylformamide 0.00
Methyl methacrylate 0.00
Methanol 0.00
Mercury 0.00
Propylene oxide 0.00
Cyclohexane 0.00
Benzo[g,h,i]perylene 0.00
Silver 0.00
Styrene 0.00
Cumene 0.00
Vinyl acetate 0.00
Formic acid 0.00
3-Iodo-2-propynyl butylcarbamate 0.00
n-Butyl alcohol (1-Butanol) 0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 0.00
Methyl isobutyl ketone 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
DEPUY SYNTHES A JOHNSON & JOHNSON CO Johnson & Johnson Cobalt 186.94
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.) 137.97
TECOMET Charlesbank Capital Partners Cobalt 119.78
GE AVIATION General Electric Chromium 52.24
WOLLASTON ALLOYS Consolidated Precision Products Nickel 33.55
(click here to expand list to all chemicals from facilities)
(return to search)
Political Economy Research Institute
