Rosamond Lake is a natural dry lake bed in the Mojave Desert of Kern and Los Angeles County, California. The shores of the lake are entirely within the borders of Edwards Air Force Base, approximately 10 miles from Lancaster. The lake is adjacent to Rogers Dry Lake which through the Holocene, together made up one large water-body. Piute Ponds are i…Rosamond Lake is a natural dry lake bed in the Mojave Desert of Kern and Los Angeles County, California. The shores of the lake are entirely within the borders of Edwards Air Force Base, approximately 10 miles from Lancaster. The lake is adjacent to Rogers Dry Lake which through the Holocene, together made up one large water-body. Piute Ponds are immediately to the southwest.