Idaho Power plans to place Boardman-Hemingway line on US Navy’s bombing range August 19, 2015 | North America News Idaho Power is seeking approval to build a 10 mile (16 km) portion of the Boardman to Hemingway (B2H) line project on US Navy's bombing range located south of Boardman to avoid nearby farm areas. This content is available to only paying subscribers. Username or E-mail Password Remember Me Forgot Password