The Dry Creek Trona Project is a new Greenfield soda ash production project under development by Pacific Soda, LLC, a subsidiary of Sisecam. On July 16, 2025, Pacific Soda, LLC filed an amendment request with the Wyoming Department of Environmental Quality to push the previously proposed construction start date from the third quarter of 2025 to on or before December 31, 2026. This request was officially approved on August 22, 2025⁽¹⁾.  Pacific Soda, LLC estimates there are approximately 117 million tons of recoverable trona within the proposed project area that could produce approximately five million metric tons of marketable soda ash and more than 400,000 metric tons of baking soda annually⁽²⁾.

¹Source: Wyoming Department of Environmental Quality: Public Notice Review of Request to Amend WDEQ Industrial Siting Permit for the Dry Creek Trona Project - https://content.govdelivery.com/accounts/WYDEQ/bulletins/3ef20de

²Source: U.S. Department of the Interior Bureau of Land Management press release: BLM approves Dry Creek Trona Mine in Sweetwater County, Wyoming - https://www.blm.gov/press-release/blm-approves-dry-creek-trona-mine-sweetwater-county-wyoming