Middlesex County, NJ
The federal environmental record for Middlesex County (population 863,623): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
19
Superfund NPL sites
101
federal cleanup sites
14
PFAS-detecting water systems
58
TRI facilities
386
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Atlantic Resources Corporation | Sayreville | on the NPL | 09/05/2002 |
| Burnt Fly Bog | Marlboro Township | on the NPL | 09/08/1983 |
| Chemical Insecticide Corp. | Edison Township | on the NPL | 08/30/1990 |
| Chemsol, Inc. | Piscataway | on the NPL | 09/08/1983 |
| Cornell Dubilier Electronics, Inc. | South Plainfield | on the NPL | 07/28/1998 |
| CPS/Madison Industries | Old Bridge Township | on the NPL | 09/08/1983 |
| Evor Phillips Leasing | Old Bridge Township | on the NPL | 09/08/1983 |
| Fried Industries | East Brunswick Township | on the NPL | 06/10/1986 |
| Global Sanitary Landfill | Old Bridge Township | on the NPL | 03/31/1989 |
| Horseshoe Road | Sayreville | on the NPL | 09/29/1995 |
| JIS Landfill | Jamesburg, South Brunswick Township | on the NPL | 09/08/1983 |
| Kin-Buc Landfill | Edison Township | on the NPL | 09/08/1983 |
| Middlesex Sampling Plant (USDOE) | Middlesex | on the NPL | 01/19/1999 |
| Monroe Township Landfill | Monroe Township | deleted | 09/08/1983 |
| Raritan Bay Slag | Old Bridge Township, Sayreville | on the NPL | 11/04/2009 |
| Renora, Inc. | Edison Township | deleted | 09/08/1983 |
| Sayreville Landfill | Sayreville | deleted | 09/08/1983 |
| South Brunswick Landfill | South Brunswick | deleted | 09/08/1983 |
| Woodbrook Road Dump | South Plainfield | on the NPL | 04/30/2003 |
Drinking water: PFAS testing
Public water systems serving Middlesex with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| EAST BRUNSWICK WATER UTILITY NJ1204001 | PFOA: 6 ng/L | above final limit |
| EDISON WATER CO NJ1205001 | PFBA: 5.4 ng/L PFPeA: 5.2 ng/L PFOA: 5.1 ng/L | above final limit |
| HIGHLAND PARK W DEPT NJ1207001 | PFOA: 5.4 ng/L | above final limit |
| OLD BRIDGE MUA NJ1209002 | PFBA: 8.3 ng/L PFOA: 6.9 ng/L PFOS: 4 ng/L | above final limit |
| MILLTOWN W DEPT NJ1212001 | HFPO-DA: 12.9 ng/L PFOA: 11.7 ng/L PFBA: 5.4 ng/L | above final limit |
| MONROE TWP UTILITY DEPARTMENT NJ1213002 | PFHxS: 13.6 ng/L PFPeA: 11.9 ng/L PFOS: 11.5 ng/L | above final limit |
| NEW BRUNSWICK W DEPT NJ1214001 | PFOA: 7.7 ng/L PFOS: 5.1 ng/L PFHxA: 4.5 ng/L | above final limit |
| PERTH AMBOY WATER DEPARTMENT NJ1216001 | PFOA: 19 ng/L HFPO-DA: 14 ng/L PFPeA: 5.3 ng/L | above final limit |
| SAYREVILLE W DEPT NJ1219001 | PFOA: 9.3 ng/L PFPeA: 3.7 ng/L PFHxA: 3.4 ng/L | above final limit |
| SOUTH BRUNSWICK TWP W DI NJ1221004 | PFOA: 23 ng/L PFBA: 13 ng/L PFPeA: 9.5 ng/L | above final limit |
| SOUTH RIVER W DEPT NJ1223001 | PFHxA: 8.4 ng/L PFOA: 7.6 ng/L PFBA: 5.2 ng/L | above final limit |
| SPOTSWOOD W DEPT NJ1224001 | PFHxS: 9.4 ng/L PFOS: 6 ng/L PFOA: 5.7 ng/L | above final limit |
| MIDDLESEX WATER COMPANY NJ1225001 | PFBA: 7.3 ng/L PFOA: 6.5 ng/L PFPeA: 5.4 ng/L | above final limit |
| MATAWAN BOROUGH WATER DE NJ1329001 | PFBA: 65 ng/L PFOA: 7.4 ng/L PFHxA: 4.6 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
58 facilities in Middlesex filed TRI reports for 2024, totalling 2.7M lb released. The 25 largest by volume:
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| ASHLAND SPECIALTY INGREDIENTS (PARLIN PLANT) | PARLIN | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ethylene glycol | 878k lb |
| VEOLIA ES TECHNICAL SOLUTIONS L.L.C. | MIDDLESEX | Lead And Lead Compounds, Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 598k lb |
| MADISON INDUSTRIES | OLD BRIDGE | Zinc compounds, Copper compounds | 587k lb |
| AMES ADVANCED MATERIALS CORP | SOUTH PLAINFIELD | Methanol, Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 347k lb |
| KOBO PRODUCTS INC. | SOUTH PLAINFIELD | Zinc compounds | 51k lb |
| EQUISTAR CHEMICALS LP | EDISON | n-Hexane, Chloroethane | 44k lb |
| MAUSER USA LLC - WOODBRIDGE (NJ) | WOODBRIDGE | Certain glycol ethers, sec-Butyl alcohol | 39k lb |
| PARKWAY GENERATION SEWAREN ENERGY CENTER | SEWAREN | Ammonia | 17k lb |
| SEWAREN TERMINAL | SEWAREN | Xylene (mixed isomers), n-Hexane | 15k lb |
| UNIVAR SOLUTIONS USA - CARTERET | CARTERET | Toluene, n-Hexane | 12k lb |
| CMC STEEL NEW JERSEY | SAYREVILLE | Zinc compounds, Manganese compounds | 11k lb |
| NATIONAL MANUFACTURING CO. LLC | PISCATAWAY | 1-Bromopropane | 11k lb |
| ASSOCIATED MATERIALS LLC | AVENEL | Antimony compounds, Certain glycol ethers | 11k lb |
| SILGAN CONTAINERS MANUFACTURING CORP | EDISON | n-Butyl alcohol, Certain glycol ethers | 10k lb |
| OLD BRIDGE CHEMIACLS INC | OLD BRIDGE | Copper And Copper Compounds, Zinc compounds | 9k lb |
| HUMMEL CROTON INC | SOUTH PLAINFIELD | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Barium And Barium Compounds | 8k lb |
| KOBO PRODUCTS INC | SOUTH PLAINFIELD | Zinc compounds | 6k lb |
| INTERNATIONAL FLAVORS & FRAGRANCES INC | DAYTON | Cyclohexane | 4k lb |
| V&S AMBOY GALVANIZING LLC | PERTH AMBOY | Zinc compounds, Lead | 4k lb |
| LANXESS CORP | PERTH AMBOY | Ethylene glycol, Diisocyanates | 2k lb |
| ITWCOVID SECURITY GROUP | CRANBURY | Toluene, Methyl isobutyl ketone | 1k lb |
| VANGUARD RESEARCH INDUSTRIES INC | SOUTH PLAINFIELD | Copper, Nickel compounds | 1k lb |
| WESCO HMB INC. | METUCHEN | Bromotrifluoromethane (Halon 1301), Bromochlorodifluoromethane (Halon 1211) | 850 lb |
| ENGLERT INC | PERTH AMBOY | Chromium compounds (except for chromite ore mined in the Transvaal Region), Certain glycol ethers | 675 lb |
| MON-ECO INDUSTRIES INC. | EAST BRUNSWICK | Toluene | 609 lb |
Underground fuel tanks
EPA's UST Finder records 1,984 tank facilities in Middlesex: 1,113 tanks in service and 6,848 closed. 1,527 fuel releases are on record, of which 386 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Middlesex as Zone 2, moderate predicted indoor radon (2 to 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Middlesex, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- 1244 WHITE DRIVENORTH BRUNSWICK
- AABHUSHAN JEWELRY STOREEDISON
- AJW EXPRESS LIMITED RESPONSEEDISON
- ALGRO KNITTING MILLSMILLTOWN
- AMERICAN CYANAMID LF CARTERETCARTERET
- AMES ADVANCED MATERIALSSOUTH PLAINFIELD
- ASHLAND CHEMICAL COWOODBRIDGE
- ATLANTIC RESOURCESSAYREVILLE
- BASF WYANDOTTE CORPSOUTH BRUNSWICK TWP
- BORDEN INCMIDDLESEX
- BOUND BROOK DRUM AND TAR SEEP EAST (RM6.3)SOUTH PLAINFIELD
- BOUND BROOK DRUM AND TAR SEEP WEST (RM3)PISCATAWAY
- CAMP KILMEREDISON
- CARL J. OLSEN WATER TREATMENT PLANTEDISON
- CARTERET ABANDONED TRAILERCARTERET
- CHEESEQUAKE ST PARKOLD BRIDGE TWP
- CHEMICAL INSECTICIDE CORP.EDISON
- CHEMSOL, INC.PISCATAWAY
- CHIPMAN CHEMICAL CO.MIDDLESEX
- CIBA SPECIALTY CHEMICALS WATER TREATMENTS INCOLD BRIDGE
- CLOVER CLEANERS INC.COLONIA
- COLONIAL CLEANERSPERTH AMBOY
- CORNELL DUBILIER ELECTRONICS INC.SOUTH PLAINFIELD
- CUSTOM CLEANERS & TAILORSSOUTH PLAINFIELD
- CUSTOM DISTRIBUTION SERVICESPERTH AMBOY
- CUTTERS DOCK ROAD RESPONSEWOODBRIDGE
- DUANE MARINEPERTH AMBOY
- E.I. DUPONT DE NEMOURSPARLIN
- EDISON STAMPING & MANUFACTURING CO.SOUTH PLAINFIELD
- ENVIRONMENTAL PROTECTION AGENCY'S EDISON ENVIRONMENTAL CENTEREDISON
- ERDA NEW BRUNSWICK LABORATORYNEW BRUNSWICK
- ESSEX CHEMICAL CORPORATIONMONMOUTH JUNCTION
- ETHYLENE GLYCOL SPILLISELIN
- EVOR PHILLIPS LEASINGOLD BRIDGE TOWNSHIP
- FERRO CORP COATINGS DIVSOUTH PLAINFIELD
- FMC CORPORATIONPLAINSBORO
- FORMER HARRY GOLDBERG & SONS SCRAP METALPERTH AMBOY
- FORMER LUMURED CORPWOODBRIDGE
- FRIED INDUSTRIESEAST BRUNSWICK
- GLOBAL SANITARY LANDFILLOLD BRIDGE TOWNSHIP
- GRACE DAVISON EDISON FACILITYEDISON
- HADLEY FIELDSOUTH PLAINFIELD
- HATCO CHEMICALFORDS
- HOME DEPOT STORE #903SOUTH PLAINFIELD
- HORSESHOE ROADSAYREVILLE
- HUMMEL CROTON INCSOUTH PLAINFIELD
- ICL PERFORMANCE PRODUCTS LPCARTERET
- J.J. WELDING CO./ATLAS MARINE FABRICATORSSAYREVILLE
- JIS LANDFILLSOUTH BRUNSWICK
- JOHN B. MOORE CORPORATIONSOUTH AMBOY
- JOHN C DOLPH COMPANY (A VONROLL COMPANY)MONMOUTH JUNCTION
- KEM MANUFACTURING CORP.EAST BRUNSWICK TWP
- KEMCO CORPORATIONEDISON
- KENNETH AVENUESOUTH PLAINFIELD
- KIN-BUC LANDFILLEDISON TOWNSHIP
- KINDER MORGANCARTERET
- KINDER MORGAN CARTERET FACILITYCARTERET
- KTK CORPEDISON
- KUEHNE CHEMICAL SPILLWOODBRIDGE
- LUMMUS CREST, INC.NEW BRUNSWICK
- MANUEL'S DRY CLEANERS INC.COLONIA
- METHANOL TANKEREDISON
- MICHELIN BUILDING 3MILLTOWN
- MICHELIN POWERHOUSEMILLTOWN
- MIDDLESEX INDUSTRIAL CENTERMIDDLESEX
- MIDDLESEX SAMPLING PLANT (USDOE)MIDDLESEX
- MIDEAST ALUMINUMDAYTON/S BRNSWK
- MIRANOL, INC.DAYTON
- MOBIL CHEMICAL CO. R & D LABORATORIESEDISON
- MONROE TOWNSHIP LANDFILLMONROE TWP
- MOREY LARUE LAUNDRY AND DRYING CLEANINGWOODBRIDGE
- NJE CORPDAYTON
- NL INDUSTRIES NALCON DIVISIONSAYREVILLE
- NON FERROUS RECYCLINGSOUTH PLAINFIELD
- NORTH BRUNSWICK WAREHOUSE FIRE SUPERFUND SITENORTH BRUNSWICK
- OAKITE PRODUCTS INC.METUCHEN
- PACK TECH SERVICESPISCATAWAY TWP
- PERTH AMBOY PCB'SPERTH AMBOY
- POSSIBLE DRUM DUMPCRANBURY
- PRINCETON RECYCLESPRINCETON
- PSE&G CENTRAL GAS PLANTEDISON
- RARITAN BAY SLAGOLD BRIDGE TWP/SAYREVILLE
- RARITAN CENTER - AREA 4EDISON
- RARITAN CENTER - AREA 4EDISON
- RENORA INCEDISON
- RHONE-POULENC CHEMICAL CONEW BRUNSWICK
- ROYAL PETROLEUMSEWAREN
- RUTGERS BUSCH COOLING TOWERPISCATAWAY
- SAYREVILLE LANDFILLSAYREVILLE
- SHERWIN WILLIAMSFORDS
- SOUTH BRUNSWICK HIGH SCHOOLSOUTH BRUNSWICK TWP
- STAUFFER CHEMICALDAYTON (SO. BRUNSWICK)
- TIDE CLEANERS (275 AMBOY)WOODBRIDGE
- U.S. 1 CLEANERSWOODBRIDGE
- UNIFORM TUBES INCSOUTH PLAINFIELD
- UNION CARBIDE COPISCATAWAY
- USEPA REGION II HORSESHOE ROAD SUPERFUND SITESAYREVILLE
- USEPA REGION II HORSESHOE ROAD SUPERFUND SITESAYREVILLE
- WELLS FARGO BANKNEW BRUNSWICK
- WON JOS PRIDE CLEANERSSOUTH RIVER
- WOODBROOK ROAD DUMPSOUTH PLAINFIELD