The Washington 10 Storage Complex is strategically located north of Detroit between the major gas trading hubs of Illinois and Dawn, Ontario. It provides easy access to markets in the Midwestern U.S., Eastern Canada and Northeastern U.S. Connected to the Vector Pipeline and DTE Gas Company, it offers 94 Bcf of high-deliverability storage capacity and serves more than 40 large customers, including electric and gas utilities, other interstate pipelines, power plants and national marketers.

It includes Washington 28 Storage, a joint venture with the South Romeo Gas Storage Corporation. It is operated by DT Midstream, which holds a 50% interest.