The Jawbone–Butterbredt Area of Critical Environmental Concern (ACEC), is located in the Mojave Desert and Southern Sierra Nevada, northwest of California City and California State Route 14, in Kern County, California. An Area of Critical Environmental Concern ACEC is a geographical area within lands administered by the Bureau of Land Management that require special measure to protect sensitive resources such as scenic, cultural or wildlife resource values. Motor vehicle use within the ACEC is restricted to specific trails and roads. The area includes the Jawbone OHV Open Area and lies just south of the Scodie Mountains and Kiavah Wilderness Area. See also Bright Star Wilderness Category: Protected areas of the Mojave Desert External links Jawbone-Butterbredt Area map – Bureau of Land Management Jawbone Off-Highway Vehicle Open Area – Bureau of Land Management Protected areas of the Mojave Desert Bureau of Land Management areas in California Sierra Nevada (United States) Protected areas of Kern County, California