[2] Moore served as a member of the Los Angeles County Board of Supervisors in 1860,[3] but by 1864 the couple had moved to San Bernardino.

During his stay in the pass, his holdings increased to several hundred acres, and it included the water rights to the mountains north of his land.

In 1877 he began the development of a new town, Moore City, where his land met the newly constructed Southern Pacific Railroad.

After the Indian Agent stationed in San Bernardino, Samuel S. Lawson, testified that he did not think Moore was a habitual offender, the charges were dropped.

[7] After arriving in the Arizona Territory, Moore established a new cattle ranch on land that was once part of Camp Reno, which had served as an outpost for Fort McDowell from 1866 to 1868.

William eventually became a Deputy Sheriff, but Thomas was killed in 1884 while being pursued for the murder of man named Charles Hyde.