Counties with Triggered PSD Minor Source Baseline Dates
North Carolina counties with triggered Prevention of Significant Deterioration (PSD) minor source baseline dates for particulate matter (PM10 or PM2.5), sulfur dioxide (SO2) and nitrogen oxides (NOx) are presented in the below table.
| County | Pollutant | Baseline Date | Triggered By |
|---|---|---|---|
| Alamance | PM10 | 12/8/1981 | Burlington-House Fabric |
| Alamance | SO2 | 3/17/1986 | Multitrade Group of NC |
| Alexander | SO2 | 5/30/1980 | Abitibi |
| Allegheny | SO2 | 5/30/1980 | Abitibi |
| Beaufort | PM10 | 7/14/1978 | PCS Phosphate |
| Beaufort | SO2 | 7/14/1978 | PCS Phosphate |
| Beaufort | NOx | 11/10/2006 | PCS Phosphate |
| Bertie | PM10 | 5/8/1991 | Bertie County Cogeneration |
| Bertie | SO2 | 5/8/1991 | Bertie County Cogeneration |
| Bertie | NOx | 5/8/1991 | Bertie County Cogeneration |
| Bladen | PM10 | 12/19/1983 | Cogentrix of NC |
| Bladen | SO2 | 12/19/1983 | Cogentrix of NC |
| Brunswick | PM10 | 5/30/1980 | Beco |
| Brunswick | SO2 | 5/30/1980 | Beco |
| Brunswick | NOx | 10/10/2008 | DAK Americas LLC |
| Brunswick | PM2.5 | 8/30/2018 | CPI USA North Carolina – Southport Plant |
| Cabarrus | PM10 | 7/3/1978 | Carolina Stalite |
| Cabarrus | SO2 | 6/4/1981 | Carolina Stalite |
| Carteret | SO2 | 7/20/1978 | Carolina Refining |
| Catawba | PM10 | 7/21/1978 | Century Furniture |
| Catawba | NOx | 5/15/2024 | Prysmian Cables and Systems USA, LLC |
| Chatham | PM10 | 5/30/1984 | Allied Chemical Company |
| Chatham | SO2 | 5/30/1984 | Allied Chemical Company |
| Chatham | NOx | 10/20/1994 | Weyerhaeuser |
| Cleveland | PM10 | 4/30/1979 | PPG |
| Cleveland | SO2 | 2/10/1978 | PPG |
| Cleveland | NOx | 4/21/2008 | Cleveland Co. Generating Facility |
| Cleveland | PM2.5 | 8/1/2014 | Kings Mountain Energy Center |
| Columbus | PM10 | 5/30/1980 | Coastal Aluminum |
| Columbus | SO2 | 5/30/1980 | Coastal Aluminum |
| Columbus | NOx | 1/22/2001 | International Paper |
| Craven | PM10 | 11/6/1985 | Carolina Cogeneration |
| Craven | SO2 | 11/6/1985 | Carolina Cogeneration |
| Craven | NOx | 10/24/1988 | Craven County Wood Energy |
| Cumberland | PM10 | 7/26/1978 | Cargill, Inc. |
| Cumberland | SO2 | 7/26/1978 | Cargill, Inc. |
| Davie | PM10 | 6/7/1979 | RCA Crown Wood |
| Davidson | PM10 | 11/30/1978 | Young Hinkle Corporation |
| Davidson | NOx | 8/8/2018 | EGGER - Lexington Particleboard Plant |
| Davidson | PM2.5 | 8/8/2018 | EGGER - Lexington Particleboard Plant |
| Davidson | SO2 | 10/11/2022 | Nucor Steel Lexington |
| Duplin | PM10 | 12/21/1983 | Cogentrix of NC |
| Duplin | SO2 | 12/21/1983 | Cogentrix of NC |
| Duplin | NOx | 9/22/1989 | Duplin County Cogeneration |
| Edgecombe | PM10 | 3/29/1989 | Cogentrix of Rocky Mount |
| Edgecombe | SO2 | 10/16/1978 | Burlington - Rocky Mount |
| Edgecombe | NOx | 3/29/1989 | Cogentrix of Rocky Mount |
| Forsyth | PM10 | 09/07/1978 | R. J. Reynolds |
| Forsyth | SO2 | 09/07/1978 | R. J. Reynolds |
| Forsyth | NOx | 3/14/1997 | Corn Products |
| Gaston | PM10 | 05/16/1989 | Gaston County MSW Facility |
| Gaston | SO2 | 02/15/1982 | Lithium Corp. of America |
| Gaston | NOx | 05/16/1989 | Gaston County MSW Facility |
| Gaston | PM2.5 | 1/26/2023 | Carolina Lithium |
| Gates | PM10 | 9/12/2017 | Nucor Steel |
| Gates | NOx | 9/12/2017 | Nucor Steel |
| Gates | PM2.5 | 9/12/2017 | Nucor Steel |
| Guilford | PM10 | 3/6/1984 | Cogentrix of NC |
| Guilford | SO2 | 3/6/1984 | Cogentrix of NC |
| Halifax | PM10 | 12/27/1978 | Hoerner-Waldorf |
| Halifax | SO2 | 05/02/1989 | Panda Rosemary |
| Halifax | NOx | 05/02/1989 | Panda Rosemary |
| Harnett | PM10 | 10/16/1978 | Burlington-Erwin |
| Harnett | SO2 | 10/16/1978 | Burlington-Erwin |
| Haywood | NOx | 7/31/1984 | Champion International |
| Hertford | PM10 | 09/10/1998 | Nucor Steel |
| Hertford | SO2 | 09/10/1998 | Nucor Steel |
| Hertford | NOx | 09/10/1998 | Nucor Steel |
| Hertford | PM2.5 | 9/12/2017 | Nucor Steel |
| Hyde | PM10 | 06/02/1981 | Peat Methanol Assoc. |
| Hyde | SO2 | 06/02/1981 | Peat Methanol Assoc. |
| Iredell | PM10 | 4/27/1998 | Cardinal Glass |
| Iredell | SO2 | 5/30/1980 | Abitibi |
| Iredell | NOx | 4/27/1998 | Cardinal Glass |
| Johnston | PM10 | 10/28/1981 | Diversified Fuels |
| Johnston | SO2 | 10/28/1981 | Diversified Fuels |
| Lincoln | PM10 | 10/16/1990 | Lincoln County Cogeneration |
| Lincoln | SO2 | 10/16/1990 | Lincoln County Cogeneration |
| Lincoln | NOx | 10/16/1990 | Lincoln County Cogeneration |
| Lincoln | PM2.5 | 9/14/2017 | Duke Energy – Lincoln Combustion Turbine Stn |
| Martin | PM10 | 12/1/1983 | Cogentrix of NC |
| Martin | SO2 | 12/1/1983 | Cogentrix of NC |
| Montgomery | PM10 | 06/21/1999 | Homanit |
| Montgomery | NOx | 06/21/1999 | Homanit |
| Nash | PM10 | 10/16/1978 | Burlington - Rocky Mount |
| Nash | SO2 | 7/27/1978 | Firestone Tire and Rubber |
| New Hanover | PM10 | 12/14/1979 | Diamond Shamrock |
| New Hanover | SO2 | 12/14/1979 | Diamond Shamrock |
| New Hanover | NOx | 11/26/1991 | Carolina Cement Company |
| Northampton | PM10 | 12/27/1978 | Hoerner-Waldorf |
| Northampton | SO2 | 8/8/1990 | Roanoke Valley Project |
| Northampton | NOx | 8/8/1990 | Roanoke Valley Project |
| Orange | PM10 | 12/17/1998 | UNC-CH |
| Orange | SO2 | 12/17/1998 | UNC-CH |
| Orange | NOx | 12/17/1998 | UNC-CH |
| Pender | SO2 | 6/8/1981 | Federal Paper Board |
| Person | PM10 | 12/30/1985 | Cogentrix of NC |
| Person | SO2 | 12/30/1985 | Cogentrix of NC |
| Pitt | NOx | 9/26/1997 | Weyerhaeuser |
| Richmond | PM10 | 02/26/1999 | Carolina Power and Light |
| Richmond | SO2 | 02/26/1999 | Carolina Power and Light |
| Richmond | NOx | 02/26/1999 | Carolina Power and Light |
| Richmond | PM2.5 | 4/17/2026 | Duke Energy Progress, LLC-Richmond County Turbines |
| Robeson | PM10 | 03/23/1979 | Campbell Soup |
| Robeson | SO2 | 03/23/1979 | Campbell Soup |
| Robeson | NOx | 10/29/2017 | NC Renewable Power – Lumberton, LLC |
| Robeson | PM2.5 | 10/29/2017 | NC Renewable Power – Lumberton, LLC |
| Rockingham | PM10 | 9/25/1998 | Dynegy |
| Rockingham | SO2 | 9/25/1998 | Dynegy |
| Rockingham | NOx | 9/25/1998 | Dynegy |
| Rockingham | PM2.5 | 8/8/2016 | NTE Carolinas II, LLC – Reidsville Energy Center |
| Rowan | PM10 | 7/3/1978 | Carolina Stalite |
| Rowan | SO2 | 6/4/1981 | Carolina Stalite |
| Rowan | NOx | 6/19/1998 | Carolina Power and Light |
| Rowan | PM2.5 | 8/8/2018 | EGGER - Lexington Particleboard Plant |
| Rutherford | PM10 | 9/14/2006 | Duke Energy – Cliffside Steam Station |
| Sampson | PM10 | 5/14/2009 | Sampson County Disposal LLC |
| Sampson | NOx | 5/14/2009 | Sampson County Disposal LLC |
| Sampson | PM2.5 | 10/11/2013 | Enviva Pellets Sampson, LLC |
| Scotland | PM10 | 12/20/1978 | LOF Glass |
| Scotland | SO2 | 11/7/1978 | Fieldcrest Mills |
| Stanly | PM10 | 05/16/1980 | Alcoa-Badin |
| Stanly | SO2 | 05/16/1980 | Alcoa-Badin |
| Stanly | NOx | 4/28/2009 | Carolina Stalite Company |
| Stokes | PM10 | 11/01/1982 | R. J. Reynolds |
| Stokes | SO2 | 11/01/1982 | R. J. Reynolds |
| Surry | PM10 | 3/17/1993 | Weyerhaeuser |
| Surry | SO2 | 05/30/1980 | Abitibi |
| Surry | NOx | 3/17/1993 | Weyerhaeuser |
| Washington | PM10 | 06/02/1981 | Peat Methanol Assoc. |
| Washington | SO2 | 06/02/1981 | Peat Methanol Assoc. |
| Wake | SO2 | 12/8/1982 | Mallinckrodt Chemical Plant |
| Wayne | PM10 | 10/02/1979 | Georgia-Pacific |
| Wayne | SO2 | 02/09/1995 | Carolina Power and Light |
| Wayne | NOx | 02/09/1995 | Carolina Power and Light |
| Wayne | PM2.5 | 3/26/2019 | Duke Energy Progress, LLC–HF Lee Steam Elec Plt |
| Wilkes | PM10 | 05/30/1980 | Abitibi |
| Wilkes | SO2 | 05/30/1980 | Abitibi |
| Wilson | PM10 | 07/27/1978 | Firestone Tire and Rubber |
| Wilson | SO2 | 07/27/1978 | Firestone Tire and Rubber |
| Wilson | NOx | 1/11/2001 | Bridgestone/Firestone Inc. |
| Yadkin | PM10 | 3/17/1993 | Weyerhaeuser |
| Yadkin | SO2 | 05/30/1980 | Abitibi |
| Yadkin | NOx | 3/17/1993 | Weyerhaeuser |
This page was last modified on 10/05/2026