August 2004 – Chevron discovered the Wheatstone gas field.
March 2008 – Chevron announces its intention to develop the wholly owned WA-17-R and WA-253-P petroleum titles as a greenfield onshore LNG and domestic gas project.
June 2008 – Chevron identifies three potential sites for further investigation, based on a site screening study.
September 2008 – Chevron begins the environmental approval process (based on three short-listed sites).
December 2008 – Chevron announces Ashburton North as the preferred site.
February 2009 – Chevron submits the Environmental Scoping Document.
March 2009 – Chevron begins engineering and environmental studies on the Ashburton North site.
May 2009 – Chevron announces a two-train LNG development for the first phase.
July 2009 – Chevron Australia awards Front End Engineering and Design (FEED) contract for Wheatstone LNG and domestic gas plant.
August 2009 – Chevron enters the FEED phase.
October 2009 – Local subsidiaries of Apache Corporation and Kuwait Foreign Petroleum Exploration Company (KUFPEC) sign deals to join the project as natural gas suppliers and 25 percent equity participants.
December 2009 – Tokyo Electric Power Company (TEPCO) sign a non-binding Heads of Agreement (HOA) to take 4.1 MTPA of LNG, become a 15 percent owner of the Wheatstone gas resource and an 11.25 percent owner of the gas plant.
January 2010 - Chevron signs a HOA with Kyushu Electric Power Company to acquire 1.83 percent of Chevron’s equity share in the Wheatstone field licenses and a 1.37 percent interest in the Wheatstone natural gas processing facilities, which includes taking delivery of 0.8 MTPA of LNG.
July 2010 – Chevron signs a HOA with the Thalanyji People of Onslow, for land required to develop the Wheatstone liquefied natural gas and domestic gas project.
July 2010 – Chevron releases the draft Environmental Impact Statement (EIS) / Environmental Review and Management Programme (ERMP).
April 2011 – Chevron signs an agreement with Shell Development (Australia) for an 8% participating interest in the Wheatstone and Iago natural gas fields and a 6.4 percent interest in the project facilities.
July 2011 – Chevron signs an Sales and Purchase Agreement (SPA) with TEPCO for the delivery of 3.1 MTPA of LNG for a period of up to 20 years.
August 2011 – Chevron welcomes the Western Australian Government Environmental Approval for the Wheatstone Project.
September 2011 – Chevron signs SPA with Kyushu to deliver 0.7 MTPA of LNG for a period of up to 20 years.
September 2011 – Chevron welcomes Australian Commonwealth Government Environmental Approval for its Wheatstone Project
September 2011 – Chevron announces the Final Investment Decision for the Wheatstone Project.
December 2011 – Chevron commemorates the start of construction of the Wheatstone Project with a ground-breaking ceremony at Ashburton North.
December 2011 – Chevron announces natural gas discoveries in the Carnarvon Basin offshore Western Australia.
April 2012 – Chevron signs HOA with Chubu Electric Power Company Incorporated for the delivery of up to 1 MTPA of LNG for up to 20 years.
May 2012 – Chevron signs HOA with Tohoku Electric Power Company Incorporated for the delivery of up to 1 MTPA of LNG for up to 20 years.
June 2012 – An additional binding agreement is signed between TEPCO and Chevron to purchase an additional 0.4 MTPA of Wheatstone LNG for up to 20 years, a 10 percent participating interest in the Wheatstone field licenses and an eight percent interest in the Wheatstone natural gas processing facilities.
March 2013 - LNG SPA signed with Chubu Electric Power Company for the delivery of 1 million tonnes per annum of LNG for up to 20 years.
May 2013 - Chevron Australia managing director Roy Krzywosinski announces that the Wheatstone Project has now committed close to $10 billion in Australian goods and services.