PERI: Air Toxics at School Index

Air Toxics at School 2022

School Info

School	Knox Trail Middle School
Street	73 Ash Street
City	Spencer
State	MA
Number of students	363
Student % minority	29%
Type	Regular School
Status	1
Level	Middle School
Data Source	CCD (public schools)

Air Toxics Info

Number of facilities affecting school	84
Number of chemicals affecting school	61
Toxic percentile nationwide (1=worst)	76th
Toxic rank nationwide (1=worst)	99,115
Toxic percentile statewide (1=worst)	96th
Toxic rank statewide (1=worst)	2,385
Toxic Hazard	94.35

This school's air toxic concentration is 0.02 times the national average at schools.

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

Top 5 facilities

Facility	Parent Company	Toxic Hazard
ISOMEDIX OPERATIONS INC.	STERIS	40.07
AVIENT COLORANTS USA LLC - HOLDEN FACILITY	Avient Corporation	15.25
INNER-TITE CORP.	INNER-TITE CORP.	10.22
KOMTEK FORGE LLC	Crawford United	8.07
LS STARRETT CO	MiddleGround Capital	5.11

(click here to expand list to all facilities)

Top chemicals

Chemical	Toxic Hazard
Ethylene oxide	40.07
Chromium	20.31
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.)	18.24
Trichloroethylene	5.11
Nickel	3.50
Formaldehyde	2.67
Maleic anhydride	1.81
Diisocyanates	1.05
Dicyclopentadiene	0.66
Antimony compounds	0.36
Acrylonitrile	0.11
Peracetic acid	0.09
Xylene (mixed isomers)	0.07
Hydrogen fluoride (Hydrofluoric acid)	0.05
Acrylic acid	0.05
Vinyl acetate	0.04
N,N-Dimethylformamide	0.02
Nitric acid	0.02
Dichloromethane (Methylene chloride)	0.02
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
Polycyclic aromatic compounds	0.02
Lead compounds	0.01
Toluene	0.01
Lead	0.01
Acetonitrile	0.01
Phenol	0.01
Butyl acrylate	0.01
Pyridine	0.01
Phthalic anhydride	0.01
n-Hexane (Hexane)	0.00
Certain glycol ethers	0.00
Aluminum (fume or dust)	0.00
Ethylene glycol	0.00
Zinc compounds	0.00
Styrene	0.00
Di(2-ethylhexyl) phthalate	0.00
Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	0.00
Methyl tert-butyl ether	0.00
n-Butyl alcohol (1-Butanol)	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
Methanol	0.00
Methyl methacrylate	0.00
Ethyl acrylate	0.00
Ethylbenzene	0.00
Benzo[g,h,i]perylene	0.00
1,2,4-Trimethylbenzene	0.00
Tetrachloroethylene	0.00
Manganese	0.00
Copper	0.00
Formic acid	0.00
Diethanolamine	0.00
3-Iodo-2-propynyl butylcarbamate	0.00
Cyanide compounds	0.00
Nitrate compounds (water dissociable; reportable only when in aqueous solution)	0.00
Methyl isobutyl ketone	0.00
tert-Butyl alcohol (tert-Butanol)	0.00
Butyraldehyde	0.00
Lithium carbonate	0.00
N-Methyl-2-pyrrolidone	0.00
MIXTURE	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
ISOMEDIX OPERATIONS INC.	STERIS	Ethylene oxide	40.07
AVIENT COLORANTS USA LLC - HOLDEN FACILITY	Avient Corporation	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.)	15.25
INNER-TITE CORP.	INNER-TITE CORP.	Chromium	10.22
KOMTEK FORGE LLC	Crawford United	Chromium	5.38
LS STARRETT CO	MiddleGround Capital	Trichloroethylene	5.11

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

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