This is a sources sought notice for a contractor to perform Aids to Navigation (ATON) repair, replacement, and removal work at Base Tongue Point/Columbia River in Astoria, Oregon. The in-water work window is November 1, 2026, through February 28, 2027, with all in-water work required to be completed by that date. The procurement estimate is between $1,000,000 and $5,000,000. The solicitation is estimated to be issued in August 2026. Responses to this notice are due by June 10, 2026.