EPA has released a draft version of an optional calculation spreadsheet for Subpart W. The calculation tool is designed to assist e-GGRT users in Petroleum and Natural Gas Systems industries (Subpart W) develop their GHG reporting. This draft version of the tool is provided for testing purposes and use in the context on the e-GGRT sandbox and target testing program. This calculation spreadsheet addresses most of the calculations required under subpart W including Equations W-1 through W-40 in one integrated workbook.

You can download this and other calculation spreadsheets that support sandbox and target testing at: http://www.ccdsupport.com/confluence/display/help/RY2011+Optional+Calculation+Spreadsheets+for+Target+Testing.

For more information on the sandbox testing program please visit: http://www.ccdsupport.com/confluence/display/help/RY2011+Sandbox+Testing.

If you have questions regarding the sandbox and target testing or this calculation tool please contact the GHGRP Help Desk at http://www.ccdsupport.com/confluence/display/help/GHGRP+Help+Desk+Contact+Information+for+Sandbox+Testing.

Please note that, at this time, the draft calculation spreadsheet for Subpart W does not address Offshore Petroleum and Natural Gas Production.