Acid Gas Removal Units Deferred
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This page provides an overview of the Subpart W deferred acid gas removal units source category reporting requirements.

Please see Reporting Form Instructions on downloading the blank reporting form and uploading the completed reporting form.
You may also refer to Optional Calculation Spreadsheet Instructions to download the Subpart W calculation spreadsheet.

The acid gas removal units source category is applicable to Onshore Petroleum and Natural Gas Production and Onshore Natural Gas Processing.

 

Refer to Acid Gas Removal Units Instructions page for information regarding non-deferred data elements.

Acid Gas Removal Units: Deferred Reporting Requirements

  • Complete only if using Calculation Methodology 2
    • Annual average fraction of CO2 content in the vent from the acid gas removal unit (volumetric fraction) (98.236(c)(3)(ii)
  • Complete only if using Calculation Methodology 3
    • Annual average fraction of CO2 content of natural gas into the acid gas removal unit (volumetric fraction) (98.236(c)(3)(iii))
    • Annual average fraction of CO2 content of natural gas out of the acid gas removal unit (volumetric fraction) (98.236(c)(3)(iii)) 
  • Total feed rate entering the acid gas removal unit, using a meter or engineering estimate based on processes knowledge or best available data (million actual cubic feet per year) (98.236(c)(3)(i))

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This web site is maintained by a contractor to the U.S. Environmental Protection Agency (RY2018.R.02)