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Air Toxics at School 2022

School Info

SchoolKnox Trail Middle School
Street73 Ash Street
CitySpencer
StateMA
Number of students363
Student % minority29%
TypeRegular School
Status1
LevelMiddle School
Data SourceCCD (public schools)

Air Toxics Info

Number of facilities affecting school84
Number of chemicals affecting school61
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 Hazard94.35

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

FacilityParent CompanyToxic Hazard
ISOMEDIX OPERATIONS INC.STERIS40.07
AVIENT COLORANTS USA LLC - HOLDEN FACILITYAvient Corporation15.25
INNER-TITE CORP.INNER-TITE CORP.10.22
KOMTEK FORGE LLCCrawford United8.07
LS STARRETT COMiddleGround Capital5.11

(click here to expand list to all facilities)

Top 5 chemicals

ChemicalToxic Hazard
Ethylene oxide40.07
Chromium20.31
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
Trichloroethylene5.11
Nickel3.50

(click here to expand list to all chemicals)

Top chemicals from facilities

FacilityParent CompanyChemicalToxic Hazard
ISOMEDIX OPERATIONS INC.STERISEthylene oxide40.07
AVIENT COLORANTS USA LLC - HOLDEN FACILITYAvient CorporationChromium 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.Chromium10.22
KOMTEK FORGE LLCCrawford UnitedChromium5.38
LS STARRETT COMiddleGround CapitalTrichloroethylene5.11
METSO AUTOMATION USA INCValmet OyjChromium4.02
KOMTEK FORGE LLCCrawford UnitedNickel2.69
CHROMA COLOR CORPArsenal Capital PartnersChromium 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.) 2.17
ADVANCE COATINGS COADVANCE COATINGS COMaleic anhydride1.81
SOLUTIA INCEastman ChemicalFormaldehyde1.57
PREFERE MELAMINES LLCOne Rock Capital PartnersFormaldehyde1.06
MACE ADHESIVES & COATINGS CO I NCMACE ADHESIVES & COATINGS CO I NCChromium 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.) 0.82
ADVANCE COATINGS COADVANCE COATINGS CODicyclopentadiene0.66
ATLANTIC FOOTCARE INCATLANTIC FOOTCARE INCDiisocyanates0.63
WYMAN-GORDON COBerkshire HathawayNickel0.49
WYMAN-GORDON COBerkshire HathawayChromium0.36
VIBRAM CORPVIBRAM USADiisocyanates0.27
NYACOL NANOTECHNOLOGIES INCNYACOL NANOTECHNOLOGIES INCAntimony compounds0.20
METSO AUTOMATION USA INCValmet OyjNickel0.15
WHITCRAFT LLCPursuit AerospaceChromium0.14
MEXICHEM SPECIALTY COMPOUNDSOrbia Advance CorporationAntimony compounds0.13
WHIPPS INCWHIPPS INCChromium0.12
WYMAN-GORDON COBerkshire HathawayNickel0.12
OMNOVA SOLUTIONSSynthomerAcrylonitrile0.11
NEWARK AMERICAGreif Inc.Peracetic acid0.09
PALMER FOUNDRY INCPALMER FOUNDRY INCDiisocyanates0.07
FLEXCON CO INC.FLEXCON HOLDINGS TRUSTXylene (mixed isomers)0.07
DONCASTERS STORMS FORGEDoncastersChromium0.06
ROGERS CORP - WOODSTOCKRogers Corp.Diisocyanates0.05
PHOTOFABRICATION ENGINEERING I NCTHE PARTNER COS LLCHydrogen fluoride (Hydrofluoric acid)0.05
CARDINAL HEALTH / KPRCardinal HealthAcrylic acid0.05
FLEXCON CO INC.FLEXCON HOLDINGS TRUSTVinyl acetate0.04
S&E SPECIALTY POLYMERS LLCNautic PartnersAntimony compounds0.03
MACE ADHESIVES & COATINGS CO I NCMACE ADHESIVES & COATINGS CO I NCDiisocyanates0.02
TRELLEBORG COATED SYSTEMS US INC.TrelleborgN,N-Dimethylformamide0.02
VERANOVA L.P.Altaris Capital PartnersDichloromethane (Methylene chloride)0.02
TTM PRINTED CIRCUIT GROUP - STAFFORD DIVTTM TechnologiesFormaldehyde0.02
DONCASTERS STORMS FORGEDoncastersNickel0.01
WHITCRAFT LLCPursuit AerospaceNickel0.01
FLEXCON CO INC.FLEXCON HOLDINGS TRUSTToluene0.01
SEAMAN PAPER CO. OF MASSACHUSETTS INC.SEAMAN PAPER CO. OF MASSACHUSETTS INC.Polycyclic aromatic compounds0.01
PHOTOFABRICATION ENGINEERING I NCTHE PARTNER COS LLCNitric acid0.01
SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICSSaint-GobainLead compounds0.01
WHIPPS INCWHIPPS INCNickel0.01
NITTO DENKO AVECIA INC.Nitto DenkoAcetonitrile0.01
ROHM & HAAS ELECTRONIC MATERIALS LLCDuPont de NemoursFormaldehyde0.01
OCEAN STATE POWERLS PowerAmmonia (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)0.01
SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICSSaint-GobainPhenol0.01
OMNOVA SOLUTIONSSynthomerButyl acrylate0.01
SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICSSaint-GobainAmmonia (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)0.01
SAEILO ENTERPRISESSAEILO ENTERPRISES INCLead 0.01
LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSLEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSFormaldehyde0.01
NITTO DENKO AVECIA INC.Nitto DenkoPyridine0.01
ADVANCE COATINGS COADVANCE COATINGS COPhthalic anhydride0.01
FLEXCON CO INC.FLEXCON HOLDINGS TRUSTn-Hexane (Hexane)0.00
DAV-TECH PLATING INC.DAV-TECH PLATING INC.Nitric acid0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCTrichloroethylene0.00
RATHBONE PRECISION METALS INCCalvi HoldingNitric acid0.00
PANDOLF PERKINS COEH PERKINS CONSTRUCTION INCPolycyclic aromatic compounds0.00
NISSHA METALLIZING SOLUTIONSNISSHA METALLIZING SOLUTIONSAluminum (fume or dust)0.00
INNER-TITE CORP.INNER-TITE CORP.Lead 0.00
INTERNATIONAL RECTIFIER HIREL PRODUCTS INC.Infineon TechnologiesLead 0.00
SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICSSaint-GobainEthylene glycol0.00
SOLUTIA INCEastman ChemicalVinyl acetate0.00
HOLDEN TRAP ROCKMA BROKEN STONE COPolycyclic aromatic compounds0.00
PEXCO LLCOdyssey Investment PartnersDi(2-ethylhexyl) phthalate0.00
S&E SPECIALTY POLYMERS LLCNautic PartnersBarium compounds (except for barium sulfate (CAS No. 7727-43-7))0.00
ADVANCE COATINGS COADVANCE COATINGS COStyrene0.00
VERANOVA L.P.Altaris Capital PartnersMethyl tert-butyl ether0.00
TTM PRINTED CIRCUIT GROUP - STAFFORD DIVTTM TechnologiesCertain glycol ethers0.00
SHIELD PACKAGING CO INCShield Packaging Co.Certain glycol ethers0.00
SMITH & WESSON INC.Smith & WessonLead compounds0.00
SUPERCON INCSUPERCON INCNitric acid0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCDichloromethane (Methylene chloride)0.00
NYACOL NANOTECHNOLOGIES INCNYACOL NANOTECHNOLOGIES INCLead compounds0.00
RANDOLPH PRODUCTS CORANDOLPH PRODUCTS COXylene (mixed isomers)0.00
TEKNOR APEX ELASTOMERS INC.TEKNOR APEXZinc compounds0.00
BENJAMIN MOORE & CO-MILFORDBerkshire HathawayZinc compounds0.00
NEWARK AMERICAGreif Inc.Lead 0.00
PREFERE MELAMINES LLCOne Rock Capital Partnersn-Butyl alcohol (1-Butanol)0.00
INDUSTRIAL POLYMERS & CHEMICAL S INCINDUSTRIAL POLYMERS & CHEMICAL S INCPhenol0.00
TTM PRINTED CIRCUIT GROUP - STAFFORD DIVTTM TechnologiesCopper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.)0.00
BIOSYNTH INTERNATIONAL INC.KKR & Co.Acetonitrile0.00
AMERICAN SUPERCONDUCTORAmerican Superconductor Corp.Lead compounds0.00
ADVANCE COATINGS COADVANCE COATINGS COMethyl methacrylate0.00
UNITED COUNTY INDUSTRIESUNITED COUNTY INDUSTRIESAmmonia (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)0.00
NYACOL NANOTECHNOLOGIES INCNYACOL NANOTECHNOLOGIES INCNitric acid0.00
OMNOVA SOLUTIONSSynthomerAcrylic acid0.00
SHIELD PACKAGING CO INCShield Packaging Co.Xylene (mixed isomers)0.00
DAUPHINAIS CONCRETEDAUPHINAIS CONCRETE INCLead 0.00
DAUPHINAIS CONCRETE INC.DAUPHINAIS CONCRETE INCLead 0.00
MEXICHEM SPECIALTY COMPOUNDSOrbia Advance CorporationLead compounds0.00
TTM PRINTED CIRCUIT GROUP - STAFFORD DIVTTM TechnologiesLead compounds0.00
MEXICHEM SPECIALTY COMPOUNDSOrbia Advance CorporationZinc compounds0.00
OMNOVA SOLUTIONSSynthomerEthyl acrylate0.00
RIVERDALE MILLS CORPRIVERDALE MILLS CORPZinc compounds0.00
HIGHLINE WARREN LLCPritzker GroupMethanol0.00
LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSLEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSPhenol0.00
DAUPHINAIS CONCRETE INC.DAUPHINAIS CONCRETE INCLead 0.00
ADVANCE COATINGS COADVANCE COATINGS COEthylene glycol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCEthylbenzene0.00
MUSTANG MOTORCYCLE PRODUCTS LLCMAG INCStyrene0.00
JG MACLELLAN CONCRETE CO INCJG MACLELLAN CONCRETE CO INCLead compounds0.00
BENJAMIN MOORE & CO-MILFORDBerkshire HathawayXylene (mixed isomers)0.00
PALL CORPDanaherCertain glycol ethers0.00
AVIENT COLORANTS USA LLC - HOLDEN FACILITYAvient CorporationZinc compounds0.00
TRELLEBORG COATED SYSTEMS US INC.TrelleborgToluene0.00
S&E SPECIALTY POLYMERS LLCNautic PartnersLead 0.00
S&E SPECIALTY POLYMERS LLCNautic PartnersZinc compounds0.00
US PACK INCUS PACK INC1,2,4-Trimethylbenzene0.00
SEAMAN PAPER CO. OF MASSACHUSETTS INC.SEAMAN PAPER CO. OF MASSACHUSETTS INC.Benzo[g,h,i]perylene0.00
SAINT GOBAIN PERFORMANCE PLASTICSSaint-GobainXylene (mixed isomers)0.00
CHROMA COLOR CORPArsenal Capital PartnersZinc compounds0.00
SOLUTIA INCEastman ChemicalMethanol0.00
CS-MA LLC DBA CONSTRUCTION SERVICECS-MA LLCLead 0.00
CS-MA LLC DBA CONSTRUCTION SERVICECS-MA LLCLead 0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCTetrachloroethylene0.00
FRITO-LAY INCPepsiCoAmmonia (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)0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCN,N-Dimethylformamide0.00
TTM PRINTED CIRCUIT GROUP - STAFFORD DIVTTM TechnologiesNitric acid0.00
CLEANPART EASTMitsubishi ChemicalNitric acid0.00
LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSLEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSMethanol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCCertain glycol ethers0.00
NITTO DENKO AVECIA INC.Nitto DenkoToluene0.00
LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSLEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONSToluene0.00
BIOSYNTH INTERNATIONAL INC.KKR & Co.N,N-Dimethylformamide0.00
PREFERE MELAMINES LLCOne Rock Capital PartnersMethanol0.00
DIMENSION-POLYANT INC.DIMENSION-POLYANT INC.Toluene0.00
SMITH & WESSON INC.Smith & WessonNitric acid0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCXylene (mixed isomers)0.00
WHIPPS INCWHIPPS INCManganese0.00
US PACK INCUS PACK INCEthylene glycol0.00
SMITH & WESSON INC.Smith & WessonCopper0.00
VERANOVA L.P.Altaris Capital PartnersMethanol0.00
E. PARRELLA CO. INC.E. PARRELLA CO. INC.Styrene0.00
BENJAMIN MOORE & CO-MILFORDBerkshire HathawayVinyl acetate0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCEthylene glycol0.00
HOLDEN TRAP ROCKMA BROKEN STONE COBenzo[g,h,i]perylene0.00
RANDOLPH PRODUCTS CORANDOLPH PRODUCTS COToluene0.00
GVS N.A.GVS GroupFormic acid0.00
GENTEX OPTICS INCEOA HOLDING CO INCMethanol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCDiethanolamine0.00
NYACOL NANOTECHNOLOGIES INCNYACOL NANOTECHNOLOGIES INCEthylene glycol0.00
OMNOVA SOLUTIONSSynthomerMethyl methacrylate0.00
BENJAMIN MOORE & CO-MILFORDBerkshire Hathaway3-Iodo-2-propynyl butylcarbamate0.00
TTM PRINTED CIRCUIT GROUPTTM TechnologiesLead 0.00
TTM PRINTED CIRCUIT GROUP MULT ILAYER STAFFORD DIVTTM TechnologiesCopper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.)0.00
JAMES AUSTIN COCenterbridge PartnersMethanol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCToluene0.00
OMNOVA SOLUTIONSSynthomerStyrene0.00
NEW METHOD PLATING CO.,INC.NEW METHOD PLATING CO.,INC.Cyanide compounds0.00
LS STARRETT COMiddleGround CapitalMethanol0.00
OLDCASTLE APG NEW ENGLANDCRH PLCLead compounds0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCFormic acid0.00
SAINT GOBAIN PERFORMANCE PLASTICSSaint-GobainMethyl isobutyl ketone0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCMethanol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCn-Butyl alcohol (1-Butanol)0.00
SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB)Clean Harbors Inc.Ethylene glycol0.00
DAUPHINAIS CONCRETEDAUPHINAIS CONCRETE INCNitrate compounds (water dissociable; reportable only when in aqueous solution)0.00
U.S. DOD USAF WESTOVER ARBU.S. GovernmentXylene (mixed isomers)0.00
DAUPHINAIS CONCRETE INC.DAUPHINAIS CONCRETE INCNitrate compounds (water dissociable; reportable only when in aqueous solution)0.00
SAINT GOBAIN PERFORMANCE PLASTICSSaint-GobainToluene0.00
DAUPHINAIS CONCRETE INC.DAUPHINAIS CONCRETE INCNitrate compounds (water dissociable; reportable only when in aqueous solution)0.00
CS-MA LLC DBA CONSTRUCTION SERVICECS-MA LLCNitrate compounds (water dissociable; reportable only when in aqueous solution)0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCMethyl isobutyl ketone0.00
CS-MA LLC DBA CONSTRUCTION SERVICECS-MA LLCNitrate compounds (water dissociable; reportable only when in aqueous solution)0.00
TECHNIC INC ENGINEERED POWDERS DIVTECHNIC INCMethanol0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCtert-Butyl alcohol (tert-Butanol)0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCN-Methyl-2-pyrrolidone0.00
ASTRO CHEMICALS INCASTRO CHEMICALS INCNonylphenol Ethoxylates0.00
SOLUTIA INCEastman ChemicalButyraldehyde0.00
SHIELD PACKAGING CO INCShield Packaging Co.MIXTURE0.00
GVS N.A.GVS GroupN-Methyl-2-pyrrolidone0.00
CYTIVADanaherN-Methyl-2-pyrrolidone0.00
SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICSSaint-GobainLithium carbonate0.00
ROHM & HAAS ELECTRONIC MATERIALS LLCDuPont de NemoursN-Methyl-2-pyrrolidone0.00
SARTORIUS STEDIM 450 DLBSARTORIUS STEDIM BIOTECHN-Methyl-2-pyrrolidone0.00
ROGERS CORP - WOODSTOCKRogers Corp.N-Methyl-2-pyrrolidone0.00
PALL CORPDanaherN-Methyl-2-pyrrolidone0.00

(click here to shrink list to only top 5 chemicals from facilities)

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Political Economy Research Institute
Gordon Hall, 418 N. Pleasant St., Suite A, Amherst, MA 01002
Tel: 413-545-6355    Fax: 413-577-0261    Contact: peri@peri.umass.edu
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Last Updated:  
2025