Tonopah Desert Tonopah Desert The Tonopah Desert is a small desert plains region of the Sonoran Desert, located west of Phoenix, Arizona. It is adjacent north of Interstate 10 and lies at the southwest intersection of the Hassayampa River with the Gila River. The Tonopah Desert is also just north of the Gila Bend Mountains massif which create the Gila Bend of the river. The Tonopah Desert is adjacent northwest of the small Palo Verde Hills on Centennial Wash. The Tonopah Desert is mostly east-west trending, small, approximately 30 mi long, and lies at the plains of low elevation mountains north; the
High Desert State Prison (California) High Desert State Prison (California) High Desert State Prison (HDSP) is a high-security state prison that houses level IV inmates located in Susanville, Lassen County, California. Opened in 1995, it has a capacity of 2,324 persons; in May 2017 it held 3,788 inmates. Also located in Susanville is the state California Correctional Center, a minimum-security prison. A third prison facility, the Federal Correctional Institution, Herlong, is also located within Lassen County, California. Half the adult population of Susanville works at these prisons. The prisons and their effects on the community, including as a source of much needed jobs, were explored