Eastern Technical Associates provides public visible emissions certification programs in Charlotte, Hickory, Raleigh, and Wilmington. Choose a North Carolina smoke school location below to learn more about class and field locations, lecture information, fees, and agenda.

ETA’s comprehensive Method 9 classroom lecture is also available in online format. Attendees can access web-based training and participate in the session from the convenience of their office or home.


North Carolina Smoke School

February 14-15, 2023

Raleigh, NC Smoke School

Visible Emissions Lecture Information

  • Held once per week on Mondays
  • Start time: 9:00 am EST/ 8:00 am CT/ 7:00 am MT/ 6:00 am PT
  • Held virtually via live webinar using Go To Meeting
  • Lecture will be a separate registration from the field. To register for a lecture, visit our lecture webinar page

Field Opacity Certification

  • Tuesday & Wednesday, February 14 & 15, 2023
  • 8:00 am Registration & 8:30 am Start
  • North Carolina State Fairgrounds
    Lower Midway Area
    1025 Blue Ridge Road
    Raleigh, NC 27607
  • Please Note: There will be no Thursday field session

February 16, 2023

Charlotte, NC Smoke School

Visible Emissions Lecture Information

  • Held once per week on Mondays
  • Start time: 9:00 am EST/ 8:00 am CT/ 7:00 am MT/ 6:00 am PT
  • Held virtually via live webinar using Go To Meeting
  • Lecture will be a separate registration from the field. To register for a lecture, visit our lecture webinar page

Field Opacity Certification

  • Thursday, February 16, 2023
  • 8:00 am Registration & 8:30 am Start
  • Secure Turf
  • 8320 Indian Trail Fairview Road
  • Indian Trail, NC 28079
  • Please Note: There will be no Wednesday field session

April 26-27, 2023

Hickory, NC Smoke School

Lecture Information

  • Held once per week on Mondays
  • Start time: 9:00 am EST/ 8:00 am CT/ 7:00 am MT/ 6:00 am PT
  • Held virtually via live webinar using Go To Meeting
  • Lecture will be a separate registration from the field. To register for a lecture, visit our lecture webinar page

Field Information

  • Wednesday & Thursday, April 26 & 27, 2023
  • 8:00 a.m. Registration & 8:30 a.m. Start
  • Hickory Motor Speedway
    3130 Highway 70 South East
    Newton, NC 28658

May 3-4, 2023

Wilmington, NC Smoke School

Lecture Information

  • Held once per week on Mondays
  • Start time: 9:00 am EST/ 8:00 am CT/ 7:00 am MT/ 6:00 am PT
  • Held virtually via live webinar using Go To Meeting
  • Lecture will be a separate registration from the field. To register for a lecture, visit our lecture webinar page

Field Information

  • Wednesday & Thursday, May 3 & 4, 2023
  • 8:00 am Registration & 8:30 am Start
  • Long Leaf Park
    1799 South College Road
    Wilmington, NC 28403

Contact Us Today To Learn More About NC Smoke School Programs

Eastern Technical Associates is the smoke school North Carolinians trust for method 9 opacity certification. Give us a call today at (919) 878-3188 to speak with a visible emissions expert.