PERI

Air Toxics at School 2022

School Info

SchoolStony Brook School
Street9 Farmer Way
CityWestford
StateMA
Number of students612
Student % minority35%
TypeRegular School
Status1
LevelMiddle School
Data SourceCCD (public schools)

Air Toxics Info

Number of facilities affecting school142
Number of chemicals affecting school67
Toxic percentile nationwide (1=worst)60th
Toxic rank nationwide (1=worst)78,098
Toxic percentile statewide (1=worst)79th
Toxic rank statewide (1=worst)1,975
Toxic Hazard351.39

This school's air toxic concentration is 0.07 times the national average at schools.

This school's air toxic concentration is 0.36 times the state average at schools.

Top 5 facilities

FacilityParent CompanyToxic Hazard
TECOMETCharlesbank Capital Partners74.00
PROTO LABS INC.PROTO LABS INC60.19
PROTO LABS INCPROTO LABS INC60.19
GE AVIATIONGeneral Electric54.84
HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT)HITCHINER MANUFACTURING CO INC21.92

(click here to expand list to all facilities)

Top 5 chemicals

ChemicalToxic Hazard
Chromium192.24
Cobalt91.75
Ethylene oxide18.31
Lead 10.41
Nickel8.80

(click here to expand list to all chemicals)

Top 5 chemicals from facilities

FacilityParent CompanyChemicalToxic Hazard
PROTO LABS INC.PROTO LABS INCChromium60.19
PROTO LABS INCPROTO LABS INCChromium60.19
TECOMETCharlesbank Capital PartnersCobalt58.73
GE AVIATIONGeneral ElectricChromium43.95
HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT)HITCHINER MANUFACTURING CO INCCobalt18.34

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

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