EPA Air · by county
Air-emissions sources in Mercer County, New Jersey
- 185Facilities
Every stationary source in Mercer County, New Jersey that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Mercer County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Mercer County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 4
- 2025 — inspections 12
- 2024 — inspections 10
- 2023 — inspections 13
- 2022 — inspections 11
- 2021 — inspections 9
- 2020 — inspections 9
- 2019 — inspections 14
- 2018 — inspections 20
- 2017 — inspections 19
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| NATIONAL CERAMIC CO | Synthetic minor source | No |
| NEARPARA RUBBER COMPANY | Minor source | No |
| NEW JERSEY ANALYTICAL LABORATORIES LLC | Minor source | No |
| NEW JERSEY STATE PRISON | Synthetic minor source | No |
| NJ DEPT OF TRANSPORTATION | Minor source | No |
| NJ MANUFACTURERS INSURANCE CO | Synthetic minor source | No |
| NJ TRANSIT AUTH BUS OPER MERCER GARAGE | Synthetic minor source | No |
| NJ TURNPIKE AUTH CENTRAL SHOP MAINTENANCE | Minor source | No |
| NJDHS TRENTON PSYCHIATRIC HOSPITAL | Major source | No |
| NJDOT DUCK ISLAND LANDFILL | Synthetic minor source | No |
| NORDSON EFD LLC | Minor source | No |
| NORTHEAST PUBLISHING CO INC (TRENTONIAN) | Minor source | No |
| NOVITIUM PHARMA LLC | Minor source | No |
| NRG HEADQUARTERS DG | Synthetic minor source | Yes |
| OLDEN AMOCO | Minor source | No |
| OMAHA STANDARD INC | Minor source | No |
| ORTHO MCNEIL JANSSEN PHARMACEUTICALS INC | Synthetic minor source | Yes |
| PARK AVE CLEANERS | Minor source | No |
| PARKWAY AUTO BODY OF EWING INC. | Minor source | No |
| PIERCE ROBERTS RUBBER CO. | Minor source | No |
| PLIBRICO COMPANY | Minor source | No |
| PRESBYTERIAN HOME @ MEADOW LAKES | Minor source | No |
| PRINCETON CHEM | Minor source | No |
| PRINCETON LAND LLC | Minor source | No |
| PRINCETON MEDICAL CENTER | Minor source | No |
| PSE&G BRUNSWICK AVENUE COAL GAS | Minor source | No |
| QTS INVESTMENTS PROPERTIES PRINCETON LLC | Synthetic minor source | No |
| QUAKERBRIDGE CHEVRON | Minor source | No |
| R.E. CARROLL INC. | Minor source | No |
| R&R AUTO BODY | Minor source | No |
| RALPH CLAYTON & SONS INC | Synthetic minor source | No |
| RBC HOLDINGS CORP | Minor source | No |
| REESE AIRCRAFT | Minor source | No |
| REITHER BROTHERS GARAGE | Minor source | No |
| RHEIN CHEMIE CORP | Minor source | No |
| RICHARDSON JB & SONS | Minor source | No |
| RIDER UNIVERSITY | Synthetic minor source | No |
| RIVER HORSE BREWING CO | Minor source | No |
| ROLLER BEARING CO OF AMERICA | Minor source | No |
| ROYAL ENGINEERING CO | Minor source | No |
| SAINT FRAINCIS MEDICAL CENTER | Synthetic minor source | No |
| SATURN CHEMICALS INC | Minor source | No |
| SBRSA MILLSTONE PUMPING STATION | Minor source | No |
| SHRIJI POLYMERS LLC | Minor source | Yes |
| SIEMENS DEMAG DELAVAL TURBOMACHINERY INC | Synthetic minor source | No |
| SIMS METAL EAST LLC TRENTON FACILITY | Minor source | No |
| SPEC DIES INC | Minor source | No |
| SPOTO'S SRVC CNTR | Minor source | No |
| SRI INTERNATIONAL-SARNOFF | Synthetic minor source | No |
| STEVE FICARRO'S AUTO BODY LLC | Minor source | No |
| STEVE'S | Minor source | No |
| STONITE COIL CORP | Minor source | No |
| STONY BROOK REGIONAL SEWERAGE AUTHORITY | Major source | No |
| SUNOCO 00050260 | Minor source | No |
| SUNOCO 00103226 | Minor source | No |
| SUNOCO 0015446 | Minor source | No |
| SURFACE TECHNOLOGY INC | Minor source | No |
| TAYLOR PROVISIONS CO. | Minor source | No |
| THE LAWRENCEVILLE SCHOOL | Major source | No |
| THE MINUTE MAID COMPANY | Minor source | No |
| THE SCULPTURE FOUNDATION, INC. | Minor source | No |
| THE SEWARD JOHNSON ATELIER INC | Minor source | No |
| TRAINING FACILITY 1 | Major source | No |
| TRANE TECHNOLOGIES | Major source | No |
| TRAP ROCK INDUSTRIES PENNINGTON PLNT | Synthetic minor source | No |
| TRENTON BIOGAS | Minor source | No |
| TRENTON BOX MANUFACTURING CO | Synthetic minor source | No |
| TRENTON CITY DPW WATER WORKS PLANT | Synthetic minor source | No |
| TRENTON IRON & METAL CORP | Synthetic minor source | No |
| TRENTON OIL COMPANY | Minor source | No |
| TRENTON WATER WORKS | Synthetic minor source | No |
| TRUSTEES OF PRINCETON UNIVERSITY | Major source | Yes |
| US POSTAL SERVICE HIGHTSTOWN MAIN POST O | Minor source | No |
| USDOD NAVAL & MARINE CORPS RESERVE CTR | Minor source | No |
| USDOD NAVAL AIR PROPULSION CTR AIRCRAFT | Minor source | No |
| USPS/PO & COURTHOUSE | Minor source | No |
| USPS/STATION E | Minor source | No |
| VERIZON MEGA CENTER | Minor source | No |
| VICINITY ENERGY TRENTON LP | Major source | No |
| VIGNOLA TRUCKING & SAFE CO | Minor source | No |
| VINCH RECYCLING INC | Synthetic minor source | No |
| WEBTECH INC | Synthetic minor source | No |
| WEHCO PLASTICS | Minor source | No |
| WINGITS INNOVATIONS LLC FURNITURE DIVISION | Synthetic minor source | No |
| ZIP'S TEXACO | Minor source | No |
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County as filed on the facility record. Figures from EPA’s ICIS-AIR download.