Eastern Technical Associates provides public Method 9 opacity certification programs in Boston. Select our Massachusetts smoke school location below to learn more about our 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.
April 8-9, 2025
Boston, MA 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, April 8 & 9, 2025
- 8:00 a.m. Registration & 8:30 a.m. Start
- Hopkinton State Park
Split Rock Picnic Area
71 Cedar Street
Hopkinton, MA 01748
Learn More About Massachusetts Smoke School Programs
Eastern Technical Associates is the smoke school people in Massachusetts trust for EPA Method 9 opacity certification. Give us a call today at (919) 878-3188 to speak with a visible emissions expert.