Department of the Pacific Department of the Pacific The Department of the Pacific or Pacific Department was a major command (Department) of the United States Army during the 19th century. The Department of the Pacific was created on October 31, 1853, at San Francisco, California, replacing the older Pacific Division, (1848-53) and abolishing the existing 10th (California) and 11th (Oregon) Departments, consolidating them within the new Department. The department reported directly to the headquarters of the Army in Washington, D.C.. It oversaw the military affairs in the country west of the Rocky Mountains (California, Oregon Territory, and Washington Territory), except for the Utah Territory
California Pacific Railroad was severe flooding in the Sutter Bypass causing damage to the line between Knight's Landing and Yuba City. That portion of the line was abandoned and track removal commenced on May 14, 1877. The line from Davis to Woodland was later operated by the Southern Pacific and currently by the California Northern Railroad. California Pacific Railroad The California Pacific Railroad Company was incorporated in 1865 at San Francisco, California as the California Pacific "Rail Road" Company. It was renamed the California Pacific Railroad "Extension" Company in the spring of 1869, then renamed the California Pacific Railroad later that same year.