Nonpoint Oil and Gas Emission Estimation Tool for the 2017 NEI Mike Pring, Eastern Research Group April 11, 2019
U.S. Environmental Protection Agency 2017 Tool Available ftp://ftp.erg.com/EPA_OIL_GAS_2017/ login = guestftp password = Good19Friday (Note the password expires April 30) 6/30/2019 U.S. Environmental Protection Agency
U.S. Environmental Protection Agency 2017 Tool Files Exploration Tool OIL_GAS_TOOL_2017_NEI_EXPLORATION_V1_0.zip Production Tool OIL_GAS_TOOL_2017_NEI_PRODUCTION_V1_0.zip 2017 V1 Report 2017 Nonpoint Oil and Gas Emission Estimation Tool Report V1 April 11 2019.pdf 2017 Nonpoint Oil and Gas Emission Estimation Tool Report Appendix C - Data Element Dictionary.xlsx 2017 Nonpoint Oil and Gas Emission Estimation Tool Report Appendix D - US OIL AND GAS BASINS.xlsx 2017 V1 Changes Memo 2017 Nonpoint Oil and Gas Emission Estimation Tool Revisions_V1 2017_4_11_2019 6/30/2019 U.S. Environmental Protection Agency
U.S. Environmental Protection Agency 2017 V1 Changes (4/11/2019) GHGRP Subpart W Updates See 3/14/2019 Subpart W Memo Added SCC for CBM Dewatering Pump Engines Revised SCCs Updated Oil Well Completion Factors 736 MCF/completion for conventional (CenSARA) 1,602 MCF/completion for unconventional (US GHGEI) 2014 SCC 2014 SCC Description 2017 SCC 2017 SCC Description 2310000330 Oil & Gas Expl & Prod /All Processes /Artificial Lift 2310011600 Oil and Gas: Onshore Oil Production/Artificial Lift Engines 2310011000 On Shore Crude Oil Production All Processes 2310011001 Oil and Gas: Onshore Oil Production/Associated Gas Venting 6/30/2019 U.S. Environmental Protection Agency
U.S. Environmental Protection Agency 2014 to 2017 Tool Changes February 14, 2019 Changes Memo March 14, 2019 Subpart W Memo April 11, 2019 Changes Memo Tool Change Log 6/30/2019 U.S. Environmental Protection Agency
U.S. Environmental Protection Agency 2014 to 2017 Emission Changes Source Category NOx VOC Associated Gas 71% -41% Condensate Tanks 14% -48% Crude Oil Tanks 25% -54% Dehydrators -98% 6% Drill Rigs -62% -55% Fugitives NA -24% Hydraulic Fracturing -69% -65% Mud Degassing Well Completions -30% -36% Wellhead Compressor Engines -17% -20% 6/30/2019 U.S. Environmental Protection Agency
Exploration Emission Changes Drilling Hydraulic Fracturing Mud Degassing 6/30/2019 U.S. Environmental Protection Agency
Production Emission Changes Associated Gas Venting – 8.7% controlled to 25.7% Condensate Tanks – 69% controlled to 85% Crude Oil Tanks – 53% controlled to 85% Dehydrators – 1 per well to 0.02 per well Wellhead Compressor Engines – fewer gas wells, lower fraction needing compression Fugitives – components counts down ~10%, well counts down 6/30/2019 U.S. Environmental Protection Agency