Forms and Documents

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

NOTE: A download of ETA’s on-site registration form is no longer available. All smoke school registrations need to take place
through our online system, even if paying by check. Please e-mail Debbie Scalise ( or call (919) 878-3188 if you have questions concerning registration for an ETA program.


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)

United States Naval Observatory (sun altitude and azimuth)

National Geophysical Data Center (declination)