GHGRP Annual Emissions Emission Source Activity Data Data tonnes CH4 Facility Throughput Quantity of gas delivered to end users Yes Vented Sources Count of high bleed pneumatic Annual CH4 Emissions (Applies Pneumatic Devices No controllers emission factor) Count of intermittent bleed pneumatic Annual CH4 Emissions (Applies No controllers emission factor) Count of low bleed pneumatic Annual CH4 Emissions (Applies No controllers emission factor) Yes Dehydrator Vents Count of dehydrators > 0.4 MMscfd Count of dehydrators < 0.4 MMscfd Yes Count of desiccant dehydrators Yes Count of Dehydrators venting to Flare Annual CH4 emissions from or Regenerator Firebox/Fire Tubes Yes dehydrators venting to a flare or regenerator firebox/fire tubes Count of dehydrators vented to Vapor Annual CH4 Emissions from all Recovery Units dehydrators that were not vented Yes to a flare or regenerator firebox/fire tubes Annual CH4 Emissions (Applies Acid Gas Removal Units Count of AGR Units No GHGI emission factor) Fugitive Sources Annual emissions from Yes Equipment compressor components Annual emissions from Yes components Indicate if the facility used the Annual CH4 Emissions from No alternate method (company based EF) fugitive sources Number of centrifugal compressors Yes Centrifugal Compressors with wet seals Number of centrifugal compressors Yes with dry seals Annual CH4 emissions vented to Count of compressors using the No the atmosphere alternate method Count of manifolded groups Yes Yes Count of routed to flare Yes routed to vapor recovery Count of of compressors using the Annual CH4 Emissions alternate method Count of compressor vented rod Yes Reciprocating packing Annual CH4 emissions vented to Compressors compressor rod packing w/ Count of the atmosphere from isolation flare or captured valves, blowdown valves, and rod of compressor isolation valves packing (including estimated w/control fraction of CH4 from manifolded Count of compressors blowdown compressor sources) valves w/control Count of manifolded groups Count of compressors using the Annual CH4 Emissions alternate method Routine Maintenance Count of blowdowns by equipment Annual emissions by equipment Yes Blowdown Vent Stacks type or event type Annual emissions calculated by Yes flow Combustion Sources
Emission Source Activity Data GHGRP Data Annual Emissions tonnes CH4 Facility Throughput Quantity of gas delivered to end users Yes Vented Sources Pneumatic Devices Count of high bleed pneumatic controllers No Annual CH4 Emissions (Applies emission factor) Count of intermittent bleed pneumatic controllers No Annual CH4 Emissions (Applies emission factor) Count of low bleed pneumatic controllers No Annual CH4 Emissions (Applies emission factor) Dehydrator Vents Count of dehydrators > 0.4 MMscfd Yes Count of dehydrators < 0.4 MMscfd Yes Count of desiccant dehydrators Yes Count of Dehydrators venting to Flare or Regenerator Firebox/Fire Tubes Yes Annual CH4 emissions from dehydrators venting to a flare or regenerator firebox/fire tubes Count of dehydrators vented to Vapor Recovery Units Yes Annual CH4 Emissions from all dehydrators that were not vented to a flare or regenerator firebox/fire tubes Acid Gas Removal Units Count of AGR Units No Annual CH4 Emissions (Applies GHGI emission factor) Fugitive Sources Equipment Yes Annual emissions from compressor components Yes Annual emissions from components Indicate if the facility used the alternate method (company based EF) No Annual CH4 Emissions from fugitive sources Centrifugal Compressors Number of centrifugal compressors with wet seals Yes Annual CH4 emissions vented to the atmosphere Number of centrifugal compressors with dry seals Yes Count of compressors using the alternate method No Count of manifolded groups Yes Count of routed to flare Yes Count of routed to vapor recovery Yes of compressors using the alternate method Annual CH4 Emissions Reciprocating Compressors Count of compressor vented rod packing Yes Annual CH4 emissions vented to the atmosphere from isolation valves, blowdown valves, and rod packing (including estimated fraction of CH4 from manifolded compressor sources) Count of compressor rod packing w/ flare or captured of compressor isolation valves w/control Count of compressors blowdown valves w/control Count of manifolded groups Count of compressors using the alternate method Annual CH4 Emissions Routine Maintenance Blowdown Vent Stacks Count of blowdowns by equipment type Yes Annual emissions by equipment or event type Yes Annual emissions calculated by flow Combustion Sources
ONE-Future-Methane-Intensity-Protocol_V2.3_27Aug18.docx