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• Sub-basin ID - the pick list for this data element is populated based on the Sub-Basin Selection Tab.  Be sure a valid Sub-basin ID is used.
• Select calculation methodology used (Calculation Methodology 1 or Calculation Methodology 2) (98.236(c)(8)(i))
• Number of wellhead separators sending oil to atmospheric tanks (98.236(c)(8)(i)(A))
• Estimated average separator temperature (98.236(c)(8)(i)(A))
• Estimated average pressure (98.236(c)(8)(i)(B))
• Estimated average sales oil stabilized API gravity (98.236(c)(8)(i)(C))
• Count of hydrocarbon tanks at well pads (98.236(c)(8)(i)(D))
• Best estimate of count of stock tanks not at well pads receiving facility's facility’s oil (98.236(c)(8)(i)(E))
• Count of tanks with vapor recovery system emissions control measures at well pads (98.236(c)(8)(i)(G))
• Count of tanks with flaring emissions control measures at well pads (98.236(c)(8)(i)(G))
• Best estimate of count of stock tanks assumed to have emissions control measures, not at well pads, receiving facility's facility’s oil (98.236(c)(8)(i)(H))
• Minimum concentration of flash gas, CH4 (98.236(c)(8)(i)(I) - this is a volumetric concentration, reported as a fraction
• Maximum concentration of flash gas, CH4 (98.236(c)(8)(i)(I) - this is a volumetric concentration, reported as a fraction
• Minimum concentration of flash gas, CO2 (98.236(c)(8)(i)(I) - this is a volumetric concentration, reported as a fraction
• Maximum concentration of flash gas, CO2 (98.236(c)(8)(i)(I) - this is a volumetric concentration, reported as a fraction
• Annual CO2 emissions that resulted from venting gas to the atmosphere (98.236(c)(8)(i)(J))
• Annual CH4 emissions that resulted from venting gas to the atmosphere (98.236(c)(8)(i)(J))
• Annual CO2 emissions that resulted from flaring gas (98.236(c)(8)(i)(L))
• Annual CH4 emissions that resulted from flaring gas (98.236(c)(8)(i)(L))
• Annual N2O emissions that resulted from flaring gas (98.236(c)(8)(i)(L)) 

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• Sub-basin ID - the pick list for this data element is populated based on the Sub-Basin Selection Tab.  Be sure a valid Sub-basin ID is used.
• Count of wellhead separators that dump valve is applied (98.236(c)(8)(iv)(A))
• CO2 emissions from improperly functioning dump valves (98.236(c)(8)(iv)(B))
• CH4 emissions from improperly functioning dump valves (98.236(c)(8)(iv)(B))