Oklahoma Smoke School

Eastern Technical Associates provides public Method 9 opacity certification programs in Oklahoma City and Tulsa. Choose an Oklahoma smoke school location 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.

March 11-12, 2026

Oklahoma City, OK 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

April 1-2, 2026

Tulsa, OK 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

Learn More About Oklahoma Smoke School Programs

Eastern Technical Associates is a trusted Oklahoma smoke school attended nationally for people looking to receive EPA Method 9 opacity certification. Give us a call today at (919) 878-3188 to speak with a visible emissions expert.