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Emission Estimation Calculators - Booklet 1

Propane Heaters

The use of propane heaters results in the release of Criteria Air Contaminants (Part 4 Substances.)

Download spreadsheet calculator: Propane Heaters (Spreadsheet) [xls 98 KB] 4 Feb 2009

Suggested estimation methodology: Emission Factor

The general equation for emissions estimation in tonnes is:

E = (A x EF)/1000


  • E = emissions
  • A = activity rate
  • EF = emission factor

Input Data

A = Amount of Propane Burned (cubic meters)

Substance Releases

Part 4 Criteria Air Contaminants (CAC) Releases
Substance NameChemical Abstracts Service Registry Number (CAS RN)Footnote1Emission Factor (EF)Footnote2Footnote**EF units
Carbon Monoxide (CO)630-08-08.99E-01kilograms (kg)/cubic meters (m3)
Oxides of Nitrogen (NOx), expressed as nitrogen dioxide (NO2)11104-93-11.56E+00kg/m3
Total Particulate Matter (TPM)Footnote*2.40E-02kg/m3
Particulate Matter less than or equal to 10 micrometers (µm) (PM10)Footnote*2.40E-02kg/m3
Particulate Matter less than or equal to 2.5 µm (PM2.5)Footnote*2.40E-02kg/m3
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