Top Three Air Polluters in Wake County, North Carolina (2019)

Major Stationary Sources of Air Emissions

According to the North Carolina Department of Environmental Quality (DEQ), the three facilities with the highest reported air pollution emissions in Wake County in 2019 were:

1. Duke Energy Carolinas, LLC – Buck Steam Station
2. Progress Energy Carolinas, Inc. – Roxboro Steam Electric Plant
3. NC State University (campus energy facilities)

These rankings reflect permitted emissions from large industrial and institutional sources. Mobile sources (vehicles) and smaller distributed sources contribute significantly to overall air quality but are tracked separately.