McClellan Air Force Base contaminant levels for chromium-6, which is 10 parts per billion. McClellan Air Force Base McClellan Air Force Base (1935–2001) is a former United States Air Force base located in the North Highlands area of Sacramento County, northeast of Sacramento, California. For the vast majority of its operational lifetime, McClellan was a logistics and maintenance facility for a wide variety of military aircraft, equipment and supplies. The depot went through several name changes, finishing its life in 1995 as the Sacramento Air Logistics Center (SALC). The SALC reported to the Air Force Logistics Command (AFLC) and later the Air Force Materiel
Edwards Air Force Base desert salt pan whose hard dry lake surface provides a natural extension to Edwards' runways. This large landing area, combined with excellent year-round weather, makes the base good for flight testing. The lake is a National Historic Landmark. The base has helped develop virtually every aircraft purchased by the Air Force since World War II. Almost every United States military aircraft since the 1950s has been at least partially tested at Edwards, and it has been the site of many aviation breakthroughs. Notable occurrences at Edwards include Chuck Yeager's flight that broke the sound barrier in the Bell X-1, test