Count of plastic services Yes Annual CH4 Emissions Count of copper services Yes Annual CH4 Emissions Count of cast iron services Annual CH4 Emissions No (Applies emission factor) Above Actual of above grade T-D transfer –grade Yes stations Transmission-Distribution Actual count of meter/regulator runs at Transfer Stations Yes above grade T-D transfer station facilities Number of above grade T-D transfer Yes Annual CH4 Emissions stations surveyed Number of meter/regulator runs at above Yes grade T-D transfer stations surveyed Average time that meter/regulator runs Yes were operational, in hours Below-grade Actual count of below grade transmission-distribution transfer stations Yes Transmission-Distribution with inlet pressure > 300 psig) Transfer Stations Actual of below grade transfer station with inlet Yes pressure 100 to 300 psig Annual CH4 Emissions Actual count of below grade transmission-distribution transfer station Yes with inlet pressure < 100 psig Average estimated time that the emission Yes source type was operational Above-grade Actual count of above grade stations that are not T-D Yes stations that transfer stations are not T-D transfer Actual of meter/regulator runs at stations above grade metering-regulating stations Yes that are not above grade T-D transfer Annual CH4 Emissions stations Average annual estimated time that each M/R run at above grade M/R stations that Yes are not above grade T-D transfer stations was operational Below-grade Actual count of below grade M&R Yes stations Station with Inlet Pressure > 300 psig Actual count of below grade M&R Station with Inlet Pressure 100 to 300 Yes Annual CH4 Emissions psig Actual count of below grade M&R Yes Station with Inlet Pressure < 100 psig Average annual estimated time that the Yes emission source type was operational Annual CH4 Emissions Residential Meters Number of outdoor meters No (Applies GHGI emission factor) Commercial/Industrial Annual CH4 Emissions Number of commercial/industrial meters No (Applies GHGI emission Meters factor) Routine Maintenance / Upsets Pressure Relief Valves Annual CH4 Emissions Miles of distribution mains No (Applies GHGI emission factor) Pipeline Blowdowns Annual CH4 Emissions of pipe No (Applies GHGI emission factor)
Count of plastic services Yes Annual CH4 Emissions Count of copper services Yes Annual CH4 Emissions Count of cast iron services No Annual CH4 Emissions (Applies emission factor) Above –grade Transmission-Distribution Transfer Stations Actual of above grade T-D transfer stations Yes Annual CH4 Emissions Actual count of meter/regulator runs at above grade T-D transfer station facilities Yes Number of above grade T-D transfer stations surveyed Yes Number of meter/regulator runs at above grade T-D transfer stations surveyed Yes Average time that meter/regulator runs were operational, in hours Yes Below-grade Transmission-Distribution Transfer Stations Actual count of below grade transmission-distribution transfer stations with inlet pressure > 300 psig) Yes Annual CH4 Emissions Actual of below grade transfer station with inlet pressure 100 to 300 psig Yes Actual count of below grade transmission-distribution transfer station with inlet pressure < 100 psig Yes Average estimated time that the emission source type was operational Yes Above-grade stations that are not T-D transfer stations Actual count of above grade stations that are not T-D transfer stations Yes Annual CH4 Emissions Actual of meter/regulator runs at above grade metering-regulating stations that are not above grade T-D transfer stations Yes Average annual estimated time that each M/R run at above grade M/R stations that are not above grade T-D transfer stations was operational Yes Below-grade stations Actual count of below grade M&R Station with Inlet Pressure > 300 psig Yes Annual CH4 Emissions Actual count of below grade M&R Station with Inlet Pressure 100 to 300 psig Yes Actual count of below grade M&R Station with Inlet Pressure < 100 psig Yes Average annual estimated time that the emission source type was operational Yes Residential Meters Number of outdoor meters No Annual CH4 Emissions (Applies GHGI emission factor) Commercial/Industrial Meters Number of commercial/industrial meters No Annual CH4 Emissions (Applies GHGI emission factor) Routine Maintenance / Upsets Pressure Relief Valves Miles of distribution mains No Annual CH4 Emissions (Applies GHGI emission factor) Pipeline Blowdowns of pipe No Annual CH4 Emissions (Applies GHGI emission factor)