80 likes | 97 Views
Explore the 2017 Nonpoint Oil and Gas Emission Estimation Tool created by Mike Pring from Eastern Research Group. Access the tool files, including the Exploration and Production Tools, along with the detailed reports. Learn about the changes, updates, and emissions data, as well as the EPA's efforts to improve emission estimation in the oil and gas industry. Stay informed with the latest Subpart W updates and emission changes for exploration and production activities.
E N D
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) 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 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) 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 U.S. Environmental Protection Agency
2014 to 2017 Emission Changes U.S. Environmental Protection Agency
Exploration Emission Changes • Drilling • Hydraulic Fracturing • Mud Degassing 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 U.S. Environmental Protection Agency