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Greenhouse Gas Emissions

Stakeholder Process for Natural Gas and Petroleum Systems in the 1990-2017 Inventory

It is EPA's standard process to update the Inventory of U.S. Greenhouse Gas Emissions and Sinks (GHG Inventory) when relevant new and improved data are available.

EPA held stakeholder webinars and meetings on updates under consideration for the 1990-2017 GHG Inventory (released in April 2019). Information for each webinar and meeting is posted here.

February 26, 2019 Webinar

On February 26, 2019, EPA held a stakeholder webinar that provided an overview of the 2019 GHG Inventory Public Review draft emissions for natural gas and petroleum systems, and the webinar slides are available here:

View webinar slides.

October 17, 2018 Workshop

On October 17, 2018, EPA held a stakeholder workshop on greenhouse gas (GHG) data for natural gas and petroleum systems from the Greenhouse Gas Reporting Program (GHGRP) and Inventory of U.S. Greenhouse Gas Emissions and Sinks (GHG Inventory).

At the workshop, EPA presented on GHGRP data and held a discussion on burden reduction opportunities. EPA also presented information on the GHG Inventory, including on updates under consideration.

View supporting materials, including memos on updates under consideration.

June 6, 2018 Webinar

On June 6, 2018, EPA held a stakeholder webinar to provide an overview of the updates in the final 1990-2016 GHG Inventory and of updates under consideration for the 1990-2017 GHG Inventory.

View supporting materials, including memos on updates under consideration.

Additional Information

Access prior year stakeholder outreach documents for updates to the methods and data used for GHG emission estimates for natural gas and petroleum systems.

See additional information on oil and gas estimates in the 1990-2016 GHG Inventory (published April 2018).