Eastern Technical Associates provides public Method 9 opacity certification programs in Lincoln. Choose our Nebraska smoke school link below to learn more about class and field locations, lecture information, fees, and agenda.

For students who are seeking online visible emissions training, we do offer a classroom lecture in an online format. Students can access web-based training and participate in the session from the convenience of their own home or office.

April 9-10, 2025

Lincoln, NE 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

  • Wednesday & Thursday, April 9 & 10, 2024
  • 8:00 a.m. Registration & 8:30 a.m. Start
  • Mahoney Park
    Shelter 2
    North 70th Street and Fremont Street
    Lincoln, NE 68507

More Details

Learn More About Nebraska Smoke School Programs

Eastern Technical Associates is a trusted educator and training provider for EPA Method 9 opacity certification. Give us a call today at (919) 878-3188 to speak with a visible emissions expert.