Eastern Technical Associates provides public Method 9 opacity certification programs in Des Moines. Select our Iowa smoke school location below to learn more about the 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.

October 19-20, 2021

Des Moines, IA Smoke School

Lecture  Information

  • Monday, October 18, 2021
  • 9:00 am EST
  • Live Lecture Webinar 
    There will be no in-person lecture. If you need to take the lecture, please select the option including lecture when completing your online registration.

Field Opacity Certification

  • Tuesday & Wednesday, October 19 & 20, 2021
  • 8:00 a.m. Registration & 8:30 a.m. Start
  • Hidden Valley Soccer Complex
    1875 Walnut Woods Drive
    West Des Moines, IA 50265
  • Please note: There will be no Thursday field session
More Details

Learn More About Iowa Smoke School Programs

Eastern Technical Associates is the smoke school that people in Iowa trust for EPA Method 9 opacity certification. Give us a call today at (919) 878-3188  to speak with a visible emissions expert.