Forms and Documents

ETA Visible Emissions Observer Training Manual
Quality Assurance Handbook — Section 3.12
VEO Form
Slant Angle Correction Table

All smoke school registrations need to take place through our online system on our schedule page, even if paying by check. Please e-mail Debbie Scalise  or call our office (919) 878-3188 if you have questions concerning registration.


Method 9
Subpart 000
• Method ALT 082
Method 22
Method 203
Method 203a
Method 203b
Method 203c

U.S. Environmental Protection Agency

ASTM International

Source Evaluation Society

Air Waste Management Association

National Oceanic and Atmospheric Administration (weather)

Sun Position Calculator

REI (declination)

National Geophysical Data Center (declination)

Sun Position Data – United States Navy Observatory