Portsmouth, Ohio is a city in Scioto County that has experienced economic challenges but is located near the Ohio River, which has historically supported industrial infrastructure development in the region.
Referenced in 1 briefingLast referenced: February 20, 2026
SB Energy, SoftBank's U.S. energy arm, has been tapped to build a 9.2-GW natural gas power complex near Portsmouth, Ohio, valued at $33 billion, as the anchor project of a $550 billion U.S.-Japan strategic investment framework.