It is named after Palo Verde storekeeper and postmaster A.P. Wiley . In 1907 , Mr. Wiley dug deep into a shallow well dug in 1876 by a stagecoach company which used the nearby Bradshaw Trail . It is named after Palo Verde storekeeper and postmaster A.P. Wiley who , in 1907 , deepened a shallow well dug in 1876 by a stagecoach company which frequented the nearby Bradshaw Trail .