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Greenhouse Gas Emissions

Stakeholder Process for Natural Gas and Petroleum Systems in the 1990-2016 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 1990-2016 GHG Inventory (published in 2018). Information for each webinar and meeting is posted here.

March 1, 2018 Webinar

On March 1, 2018, EPA held a stakeholder webinar on the public review draft of the 1990-2016 GHG Inventory.

View webinar slides.

October 27, 2017 Workshop

On October 27, EPA held a stakeholder workshop on greenhouse gas (GHG) data on petroleum and natural gas systems from the Greenhouse Gas Reporting Program (GHGRP) and U.S. Greenhouse Gas Inventory of Emissions and Sinks (GHG Inventory). The stakeholder workshop was held in Houston, TX, following the Natural Gas STAR Annual Implementation Workshop, and via webinar.

At the workshop, EPA presented information on the GHGRP data, and on existing GHG Inventory methods and planned improvements under consideration based on previous stakeholder comments and data from the GHGRP and external studies.

In addition, stakeholders presented new data and information relevant to estimating GHG emissions from petroleum and natural gas systems.

View agenda and other workshop materials.

August 24, 2017 Webinar

On August 24, 2017, EPA held a stakeholder webinar on updates under consideration for the 1990-2016 GHG Inventory.

View webinar slides.

June 22, 2017 Workshop

On June 22, 2017, EPA held a stakeholder workshop on the 1990-2016 GHG Inventory in Arlington VA. EPA invited presentations from stakeholders with new data and information relevant to estimating GHG emissions from natural gas and petroleum systems.

View agenda and presentation slides.
View memos on updates under consideration for the 1990-2016 GHG Inventory.

April 27, 2017 Webinar

On April 27, 2017, EPA held a webinar on the 1990-2015 GHG Inventory estimates and the process for developing the 1990-2016 Inventory. View webinar slides.

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 Inventory (published April 2018).

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