PERI

Air Toxics at School 2022

School Info

SchoolST JOHN SCHOOL
Street9 LEDYARD ST
CityWELLESLEY
StateMA
Number of students176
Student % minority57%
Data SourcePSS (private schools)

Air Toxics Info

Number of facilities affecting school178
Number of chemicals affecting school70
Toxic percentile nationwide (1=worst)55th
Toxic rank nationwide (1=worst)70,433
Toxic percentile statewide (1=worst)62nd
Toxic rank statewide (1=worst)1,538
Toxic Hazard505.35

This school's air toxic concentration is 0.10 times the national average at schools.

This school's air toxic concentration is 0.52 times the state average at schools.

Top 5 facilities

FacilityParent CompanyToxic Hazard
CERTAINTEED LLCSaint-Gobain144.04
TECOMETCharlesbank Capital Partners137.90
GE AVIATIONGeneral Electric70.51
ISOMEDIX OPERATIONS INC.STERIS39.24
BOYD CORP INC.Goldman Sachs19.33

(click here to expand list to all facilities)

Top 5 chemicals

ChemicalToxic 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.) 148.71
Cobalt132.65
Chromium112.91
Ethylene oxide39.24
Trichloroethylene19.33

(click here to expand list to all chemicals)

Top 5 chemicals from facilities

FacilityParent CompanyChemicalToxic Hazard
CERTAINTEED LLCSaint-GobainChromium 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.) 144.00
TECOMETCharlesbank Capital PartnersCobalt109.45
GE AVIATIONGeneral ElectricChromium57.03
ISOMEDIX OPERATIONS INC.STERISEthylene oxide39.24
TECOMETCharlesbank Capital PartnersChromium27.90

(click here to expand list to all chemicals from facilities)

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