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Nonpoint Oil and Gas Emission Estimation Tool for the 2017 NEI

Nonpoint Oil and Gas Emission Estimation Tool for the 2017 NEI. Mike Pring, Eastern Research Group April 11, 2019. 2017 Tool Available. ftp://ftp.erg.com/EPA_OIL_GAS_2017/ login = guestftp password = Good19Friday (Note the password expires April 30). 2017 Tool Files. Exploration Tool

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Nonpoint Oil and Gas Emission Estimation Tool for the 2017 NEI

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  1. Nonpoint Oil and Gas Emission Estimation Tool for the 2017 NEI Mike Pring, Eastern Research Group April 11, 2019

  2. 2017 Tool Available • ftp://ftp.erg.com/EPA_OIL_GAS_2017/ • login = guestftp • password = Good19Friday • (Note the password expires April 30) U.S. Environmental Protection Agency

  3. 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 U.S. Environmental Protection Agency

  4. 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) U.S. Environmental Protection Agency

  5. 2014 to 2017 Tool Changes • February 14, 2019 Changes Memo • March 14, 2019 Subpart W Memo • April 11, 2019 Changes Memo • Tool Change Log U.S. Environmental Protection Agency

  6. 2014 to 2017 Emission Changes U.S. Environmental Protection Agency

  7. Exploration Emission Changes • Drilling • Hydraulic Fracturing • Mud Degassing U.S. Environmental Protection Agency

  8. 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 U.S. Environmental Protection Agency

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