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.


October 29-31, 2019

Hickory, NC Smoke School

Visible Emissions Lecture Information

  • October 29, 2019
  • Crowne Plaza Hickory
    1385 Lenoir Rhyne Boulevard South East
    Hickory, NC 28602

Field Opacity Certification

  • October 30 & 31, 2019
  • Hickory Motor Speedway
    3130 Highway 70 South East
    Newton, NC 28658

More Details Register Now


November 5-7, 2019

Wilmington, NC Smoke School

Visible Emissions Lecture Information

  • Tuesday, November 5, 2019
  • Holiday Inn Express & Suites Wilmington-University Center
    160 Van Campen Boulevard
    Wilmington, NC 28403

Field Opacity Certification

  • Wednesday & Thursday, November 6 & 7, 2019
  • Hugh MacRae Park
    1799 South College Road
    Wilmington, NC 28403

More Details Register Now


February 18-20, 2020

Charlotte, NC Smoke School

Visible Emissions Lecture Information

  • February 18, 2020
  • Location TBD

Field Opacity Certification

  • February 19 & 20, 2020
  • Location TBD

More Details


February 25-27, 2020

Raleigh, NC Smoke School

Visible Emissions Lecture Information

  • February 25, 2020
  • Location TBD

Field Opacity Certification

  • February 26 & 27, 2020
  • Location TBD

More Details


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  or fill out the form below to speak with a visible emissions expert.

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