Using e-GGRT to Prepare Your Subpart Y Report

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Subpart Y consists of facilities that produce gasoline, gasoline blending stocks, naphtha, kerosene, distillate fuel oils, residual fuel oils, lubricants, or asphalt (bitumen) by the distillation of petroleum or the redistillation, cracking, or reforming of unfinished petroleum derivatives.

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  • A unique name or identifier, plus optional description for this unit (see also About Unique Unit Names)
  • Specify the type of unit:
    • Fluid Catalytic Cracking Unit
    • Thermal Catalytic Cracking Unit
    • Traditional Fluid Coking Unit
    • Catalytic Reforming Unit
    • Fluid Coking Unit with Flexicoking Design (see note below)
  • An indication whether each unit is monitored by a CEMS
Note

For Catalytic Reforming Units, if you are using Equation Y-11, please enter your average coke burn-off quantity (kg coke / cycle or kg coke / measurement period) in the "Description (optional)" text box on the Unit Information page. If using equation Y-11, average coke burn-off quantity is a required reporting element. The only location where this information can be submitted is in the "Description (optional)" field on the Unit Information page.For Fluid Coking Units with Flexicoking Design, you will be asked if the GHG emissions from the low heat value gas are accounted for in Subpart C.

  • If your answer to this question is 'yes', you are only required to report maximum rated throughput of the fluid coking unit with flexicoking design
  • If your answer to this question is 'no', you are required to report maximum rated throughput of the fluid coking unit with flexicoking design and the methods used to calculate emissions per the sections below

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  • Annual CO2 emissions from this process vent (metric tons).
  • Annual average mole fraction of CO2
  • Method used to measure or estimate the annual average mole fraction of CO2:

Subpart Y collects the following data if CH4 is being reported for this Process Vent:

  • Annual CH4 emissions from this process vent (metric tons).
  • Annual average mole fraction of CH4
  • Method used to measure or estimate the annual average mole fraction of CH4:

Subpart Y collects the following data if N2O is being reported for this Process Vent:

  • Annual N2O emissions from this process vent (metric tons).
  • Annual average mole fraction of N2O
  • Method used to measure or estimate the annual average mole fraction of N2O:

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Subpart Y Sulfur Recovery Plant Information
Subpart Y Sulfur Recovery Plant Information

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