EPA Air · by county
Air-emissions sources in Orange County, North Carolina
- 15Facilities
Every stationary source in Orange County, North Carolina 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.
Every source’s record in Orange County
Each of the 14 operating major, synthetic minor and minor sources in Orange County, North Carolina has a record page: every source in Orange County, A to Z.
By emissions classification in Orange 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.
- Minor source 12
Inspections in Orange 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 18
- 2025 inspections 22
- 2024 inspections 16
- 2023 inspections 17
- 2022 inspections 14
- 2021 inspections 12
- 2020 inspections 16
- 2019 inspections 15
- 2018 inspections 8
- 2017 inspections 11
Stack tests in Orange County, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Inspections in Orange County, year by year · Stack tests in Orange County, year by year
Other counties in North Carolina
Every county in the state with at least three sources on file.
- Martin County 10
- McDowell County 19
- Mecklenburg County 103
- Mitchell County 14
- Montgomery County 30
- Moore County 17
- Nash County 30
- New Hanover County 54
- Northampton County 11
- Onslow County 26
- Pasquotank County 11
- Pender County 9
- Perquimans County 4
- Person County 13
- Pitt County 51
- Polk County 6
- Randolph County 65
- Richmond County 27
- Robeson County 29
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ARGOS READY MIX - CARRBORO PLANT (NO. 16) | Minor source | No |
| ARMACELL LLC | Synthetic minor source | No |
| CHANDLER CONCRETE CO. INC. - HILLSBOROUGH | Minor source | No |
| CONCRETE SUPPLY CO., LLC - MEBANE | Minor source | No |
| HAMPTON POINTE DEVELOPMENT | Minor source | No |
| INDUSTRIAL CONNECTIONS & SOLUTIONS LLC | Minor source | No |
| MARTIN MARIETTA MATERIALS, INC. - AMERICAN STONE QUARRY | Minor source | No |
| MERRITT'S GRAVEL PIT | Minor source | No |
| RESCO PRODUCTS INC. - PIEDMONT MINERALS | Synthetic minor source | No |
| SOUTHERN EQUIP CO., INC. DBA READY MIXED CONCRETE CO. #25 | Minor source | No |
| SOUTHERN EQUIPMENT CO (DBA RMCC) - HILLSBOROUGH - PLANT #53 | Minor source | No |
| THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL | Major source | No |
| UNC HOSPITALS - HILLSBOROUGH CAMPUS | Minor source | No |
| UNC-CH LANDFILL GAS FLARE AT THE ORANGE COUNTY LANDFILL | Minor source | No |
| WESTROCK CONSUMER PACKAGING, LLC | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register for Orange county, NC. It lists 15 facilities in Orange county, with 1 major source.