EPA Air · by primary industry (NAICS)
Air-emissions sources, NAICS 3251
- 1,596Facilities
| Facility↑↓ | Where↑↓ | Classification↑↓ | HPV |
|---|---|---|---|
| NALCO FRESNO FACILITY | FRESNO, Fort Bend, TX | Major source | No |
| NALCO PRODUCTION LLC | CHICAGO, Cook, IL | Major source | No |
| NALCO PRODUCTION LLC - GARYVILLE FACILITY | GARYVILLE, St. John the Baptist, LA | Minor source | No |
| NANOGRAF CORPORATION | CHICAGO, Cook, IL | Minor source | No |
| NANOPHASE TECHNOLOGIES CORP | BURR RIDGE, DuPage, IL | Minor source | No |
| NANOPHASE TECHNOLOGIES CORP | ROMEOVILLE, Will, IL | Minor source | No |
| NANOPHASE TECHNOLOGIES CORPORATION | BOLINGBROOK, Will, IL | Minor source | No |
| NAPROTEC LLC | CHATTANOOGA, Hamilton, TN | Synthetic minor source | No |
| NATION FORD CHEMICAL CO | FORT MILL, York, SC | Synthetic minor source | No |
| NATIONAL OILWELL VARCO LP - VENICE FACILITY | VENICE, Plaquemines, LA | No | |
| NATURAL GAS ODORIZING | BAYTOWN, Harris, TX | Major source | No |
| NATUREWORKS LLC | BLAIR, Washington, NE | Major source | No |
| NEBRASKA CORN PROCESSING LLC | CAMBRIDGE, Furnas, NE | Synthetic minor source | Yes |
| NELSON CHECK POINT SERVICES | OLIVETTE, St. Louis, MO | Minor source | No |
| NESIKA ENERGY (AIR) | SCANDIA, Republic, KS | Synthetic minor source | No |
| NET-ZERO RICHARDTON, LLC - RICHARDTON ETHANOL PLANT - AQ | RICHARDTON, Stark, ND | Major source | No |
| NEW ENERGY FREEDOM | MASON CITY, Cerro Gordo, IA | Synthetic minor source | No |
| NEW RIVER INDUSTRIES | HIWASSEE, Pulaski, VA | Synthetic minor source | No |
| NEWPORT BIODIESEL | NEWPORT, Newport, RI | Synthetic minor source | No |
| NEXPERA FORT HILL PLANT | NORTH BEND, Hamilton, OH | Major source | No |
| NEXPERA KOH LLC - NEXPERA NEW ORLEANS CENTRAL PLANT | CHALMETTE, St. Bernard, LA | Minor source | No |
| NEXPERA LLC | CHANNAHON, Will, IL | Minor source | No |
| NEXPERA LLC | NORTH CHESTERFIELD, Chesterfield, VA | Major source | No |
| NEXPERA LLC - NEXPERA-BURNSIDE FACILITY | DARROW, Ascension, LA | Major source | No |
| NEXPERA LLC - WURTLAND PLANT | WURTLAND, Greenup, KY | Major source | No |
| NEXPERA, LLC - NEXPERA RED LION PLANT | NEW CASTLE, New Castle, DE | Major source | No |
| NEXUS CIRCULAR - MCDONOUGH FACILITY | MCDONOUGH, Henry, GA | Synthetic minor source | No |
| NEXUS CIRCULAR LLC | ATLANTA, Fulton, GA | Synthetic minor source | No |
| NIACET CORP | NIAGARA FALLS, Niagara, NY | Synthetic minor source | No |
| NILOK CHEMICALS ARANSAS PASS CARBON BLACK PLANT | ARANSAS PASS, Aransas, TX | Major source | No |
| NIPPON SANSO MATHESON - LONGMONT | LONGMONT, Boulder, CO | Minor source | No |
| NIPPON SANSO MATHESON INC | GRIMES, Polk, IA | Minor source | No |
| NIPPON SANSO MATHESON INC | NORFOLK, Madison, NE | Minor source | No |
| NIPPON SANSO MATHESON, INC. | LIMA, Allen, OH | Minor source | No |
| NIPPON SANSO MATHESON, INC. | LIMA, Allen, OH | Minor source | No |
| NIPPON SANSO MATHESON, INC. | GREENVILLE, Darke, OH | Minor source | No |
| NIPPON SHOKUBAI AMERICA INDUSTRIES, INC. | CHATTANOOGA, Hamilton, TN | Synthetic minor source | No |
| NJZ COLORS INC-105 BEDFORD AVE | BROOKLYN, Kings, NY | Minor source | No |
| NORIT AMERICA INC | MARSHALL, Harrison, TX | Major source | No |
| NORTH METAL & CHEM C/YORK | YORK, York, PA | Minor source | No |
| NORTH ST ROSE FIELD PRODUCTION FACILITY | ST. ROSE, St. Charles, LA | No | |
| NORTHEAST BIODIESEL COMPANY LLC | GREENFIELD, Franklin, MA | Synthetic minor source | Yes |
| NORTHEAST KANSAS BIOENERGY, LLC | WALSH AREA, Baca, CO | Synthetic minor source | No |
| NORTHERN HARDWOODS | THURMAN, Warren, NY | Minor source | No |
| NOURYON FUNCTIONAL CHEMICALS BATTLEGROUND | DEER PARK, Harris, TX | Major source | No |
| NOURYON FUNCTIONAL CHEMICALS BAY PARK | PASADENA, Harris, TX | Major source | Yes |
| NOURYON GREEN BAY EXPANCEL | GREEN BAY, Brown, WI | Synthetic minor source | No |
| NOURYON PULP AND PERFORMANCE CHEMICALS LLC | COLUMBUS, Lowndes, MS | Major source | Yes |
| NOURYON SURFACE CHEMISTRY LLC | MORRIS, Grundy, IL | Major source | No |
| NOURYON SURFACE CHEMISTRY LLC | CHATTANOOGA, Hamilton, TN | Synthetic minor source | No |
| NOURYON SURFACE CHEMISTRY LLC - SALISBURY PLANT | SALISBURY, Rowan, NC | Major source | No |
| NOVA CHEMICALS OLEFINS LLC - GEISMAR ETHYLENE PLANT | GEISMAR, Ascension, LA | Major source | No |
| NOVA MOLECULAR SUMTER LLC | SUMTER, Sumter, SC | Minor source | No |
| NOVOZYMES BIOLOGICALS INC - SOUTH BROAD STREET | SALEM, Salem (city), VA | Minor source | No |
| NOVOZYMES BLAIR INC | BLAIR, Washington, NE | Minor source | No |
| NOVOZYMES NORTH AMERICA, INC. | FRANKLINTON, Franklin, NC | Synthetic minor source | No |
| NSR TECHNOLOGIES INC | DECATUR, Macon, IL | Minor source | No |
| NUCERA SOLUTIONS LLC / BARNSDALL MANUFACTURING FACILITY | BARNSDALL, Osage, OK | Major source | No |
| NUCLEAR FUEL SERVICES, INC. | ERWIN, Unicoi, TN | Minor source | No |
| NUGEN ENERGY LLC | MARION, Turner, SD | Major source | Yes |
| NUOL GREEN CHEMISTRY | LITTLE FALLS, Morrison, MN | Synthetic minor source | No |
| NUTRITION & BIOSCIENCES USA 1 LLC - PLAQUEMINE METHOCEL | PLAQUEMINE, Iberville, LA | Major source | No |
| NYACOL PRODUCTS INCORPORATED | ASHLAND, TOWN OF, Middlesex, MA | Minor source | Yes |
| OAK RIDGE BIO-REFINERY LLC DBA RENEWABLE DIESEL BIOREFLNERY | CITY OF OAK RIDGE, Roane, TN | Synthetic minor source | No |
| OCCIDENTAL CHEMICAL CORP | CHICAGO, Cook, IL | Synthetic minor source | No |
| OCCIDENTAL CHEMICAL CORP - TAFT PLANT | HAHNVILLE, St. Charles, LA | Major source | No |
| OCCIDENTAL CHEMICAL CORP. | CINCINNATI, Hamilton, OH | Minor source | No |
| OCCIDENTAL CHEMICAL CORPORATION | MUSCLE SHOALS, Colbert, AL | Major source | No |
| OCCIDENTAL CHEMICAL CORPORATION | MOBILE, Mobile, AL | Minor source | No |
| OCCIDENTAL CHEMICAL CORPORATION | LUDINGTON, Mason, MI | Major source | No |
| OCCIDENTAL CHEMICAL CORPORATION | NEW JOHNSONVILLE, Humphreys, TN | Minor source | No |
| OCCIDENTAL CHEMICAL CORPORATION - AUGUSTA SILICATE PLANT | AUGUSTA, Richmond, GA | Major source | No |
| OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY | GEISMAR, Ascension, LA | Major source | No |
| OCCIDENTAL CHEMICAL CORPORATION - NIAGARA PLANT | NIAGARA FALLS, Niagara, NY | Major source | No |
| OCCIDENTAL CHEMICAL DALLAS SILICATE PLANT | DALLAS, Dallas, TX | Minor source | No |
| OCCIDENTAL ELECTROCHEMICALS | LOCKPORT, Niagara, NY | Synthetic minor source | No |
| OCI CHEMICAL CORPORATION | DECATUR, Morgan, AL | Synthetic minor source | No |
| OHIO MEDICAL PRODUCT | LODI, Bergen, NJ | Minor source | No |
| OHIO MEDICAL PRODUCT | RIVERTON, Burlington, NJ | Minor source | No |
| OHIO VALLEY BIOCHAR | MILLERSBURG, Coshocton, OH | Emissions classification unknown | No |
| OK BIODIESEL INC / SALLISAW PLANT | SALLISAW, Sequoyah, OK | Minor source | No |
| OLD BRIDGE CHEMICALS INC | OLD BRIDGE, TOWNSHIP OF, Middlesex, NJ | Synthetic minor source | No |
| OLIN CHEMICAL CORPORATION | MCINTOSH, Washington, AL | Minor source | No |
| OLIN CORPORATION | AUGUSTA, Richmond, GA | Synthetic minor source | No |
| OLIN CORPORATION | CHARLESTON, Bradley, TN | Major source | No |
| OLIN CORPORATION CHLOR-ALKALI PRODUCTS | NIAGARA FALLS, Niagara, NY | Synthetic minor source | No |
| OLIN HUNT-SUBSIDARY OF OLIN CORPORATION | LINCOLN, TOWN OF, Providence, RI | Minor source | No |
| OMEGA CHEMICALS INC | COWPENS, Spartanburg, SC | Minor source | No |
| OMYA, INC. | ESCANABA, Delta, MI | Major source | No |
| ONE EARTH ENERGY LLC | GIBSON CITY, Ford, IL | Major source | No |
| ONEOK HYDROCARBON - MCPHERSON BUTANE ISOM (FLARE)(AIR) | MCPHERSON, McPherson, KS | Synthetic minor source | No |
| OPTIMA BELLE LLC, BELLE | BELLE, Kanawha, WV | Minor source | No |
| OPTIMA CHEMICAL GROUP LLC | DOUGLAS, Coffee, GA | Synthetic minor source | No |
| ORANGE CARBON BLACK PLANT | ORANGE, Orange, TX | Major source | Yes |
| ORGANIC DYES AND PIGMENTS LLC | EAST PROVIDENCE, Providence, RI | Minor source | No |
| ORIENT CORPORATION OF AMERICA | SEAFORD, Sussex, DE | Synthetic minor source | No |
| ORION ENGINEERED CARBONS LLC | BELPRE, Washington, OH | Major source | Yes |
| ORION ENGINEERED CARBONS LLC - IVANHOE CARBON BLACK PLANT | FRANKLIN, St. Mary, LA | Major source | Yes |
| ORTEC INC | PIEDMONT, Greenville, SC | Minor source | No |
| ORTEC INC - EASLEY LOCATION | EASLEY, Pickens, SC | Minor source | No |
Primary NAICS code as filed in EPA’s ICIS-AIR download -- a facility carrying more than one code is listed under its first.