CPFM Smoke Management & Air Quality 3

Question 1

What is a 'smoke-sensitive receptor' in prescribed fire planning?

Accepted Answer

A population group or location that may be adversely affected by smoke exposure

Answer

Smoke-sensitive receptors are populations or locations — such as hospitals, schools, highways, and communities — that are vulnerable to smoke impacts and must be identified during burn planning.

Question 2

Which burning condition best maximizes combustion efficiency and minimizes smoke production per ton of fuel consumed?

Accepted Answer

Low fuel moisture promoting complete flaming combustion

Answer

Low fuel moisture promotes complete flaming combustion, which is more efficient and produces significantly less smoke per ton of fuel burned compared to smoldering combustion.

Question 3

What is 'spotting potential' in the context of prescribed fire smoke management?

Accepted Answer

The likelihood that firebrands carried by wind will ignite new spot fires outside the burn unit

Answer

Spotting potential refers to how far firebrands can be carried downwind to start new fires, directly affecting containment and the geographic extent of smoke production.

Question 4

Which tool is specifically designed to predict smoke transport and PM2.5 concentrations from prescribed fires?

Accepted Answer

BlueSky — smoke forecasting framework integrating emissions and dispersion models

Answer

BlueSky is a smoke forecasting framework that integrates fire emissions estimates, meteorology, and atmospheric dispersion models to predict downwind smoke transport and PM2.5 concentrations.

Question 5

What is the generally accepted minimum transport wind speed for adequate smoke dispersal during most prescribed burns?

Accepted Answer

7–10 mph

Answer

Transport winds of 7–10 mph are commonly accepted as the minimum threshold for adequate smoke dispersal; winds below this allow smoke to stagnate and accumulate.

CPFM - Certified Prescribed Fire Manager Practice Test

CPFM - Certified Prescribed Fire Manager Practice Test

CPFM Smoke Management & Air Quality 3