Subpart Q Flares Information
Note: The Cal e-GGRT help system includes general instruction on using the California GHG reporting tool. However, the help system may not explain differences between California and U.S. EPA reporting requirements. Please refer to the ARB reporting website for California-specific reporting requirements and additional help.


This page provides step-by-step instructions on how to enter and edit Subpart Q Iron and Steel Production flare information.

Step 1: Add a flare

To add a flare, find the FLARES table on the Subpart Overview page and click the link titled "ADD a Flare."

To edit flare identification information for , click the edit icon or the Name/ID link located in the first column of the table.

To delete a flare, click the delete icon or red “x” located in the last column of the table.

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Step 2: Enter required information for the flare

For each flare at your facility, Subpart Q requires you to report the following information:

  • A unique name or identifier, plus optional description
  • The type of flare, selected from the following:
    • Steam assisted
    • Air-assisted
    • Unassisted
    • Other
  • The flare service type, selected from the following:
    • General facility flare
    • Unit flare
    • Emergency only flare
    • Back-up flare
    • Other (specify)
  • The method used to calculate the CO2 emissions, selected from the following (Note that certain methods must be used if certain criteria are met):
    • 98.253(b)(1)(ii)(A) – Equation Y-1a Gas Composition Monitored (Equation Y-1a or Y-1b must be used if you have a continuous gas composition monitor on the flare or if you measure it at least weekly)
    • 98.253(b)(1)(ii)(A) – Equation Y-1b Gas Composition Monitored (Equation Y-1a or Y-1b must be used if you have a continuous gas composition monitor on the flare or if you measure it at least weekly)
    • 98.253(b)(1)(ii)(B) – Equation Y-2 Heat Content Monitored (Equation Y-2 must be used if you have a continuous higher heating value monitor or measure it at least weekly and the heating value monitor or measurement is not based on compositional analyses; if compositional analyses are used, you must use Equations 1a or 1b)
    • 98.253(b)(1)(iii) – Equation Y-3 Start-up, Shutdown, Malfunction (Equation Y-3 must be used if you do not measure gas composition or heating value at least weekly)

When finished entering information for the flare, click SAVE.

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Step 3: Repeat Steps 1-2

Repeat Steps 1-2 until all flares have been added for your facility.

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See Also

Screen Errors
Using Cal e-GGRT to Prepare Your Subpart Q Report
Subpart Q Process Unit Information for Units NOT Monitored by CEMS
Subpart Q Process Unit Information for Units Monitored by CEMS
Subpart Q Coke Pushing Operations Information
Subpart Q Flares Information
Subpart Q Emissions Information for Units NOT Monitored by CEMS
Subpart Q Emissions Information for Units Monitored by CEMS
Subpart Q Emissions Information for Coke Pushing Operations
Subpart Q Emissions Information for Flares
Subpart Validation Report

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