Double Butte is a mountain distinguished by two

butte In geomorphology, a butte ( ) is an isolated hill with steep, often vertical sides and a small, relatively flat top; buttes are smaller landforms than mesas, plateaus, and table (landform), tablelands. The word ''butte'' comes from the French l ...

s, the highest being the western summit at about and the lesser summit being . It is located in

Riverside County Riverside County is a county located in the southern portion of the U.S. state of California. As of the 2020 census, its population was 2,418,185, making it the fourth-most populous county in California and the 10th-most populous in the Unit ...

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

History

To the east of the Double Butte, there is a disposal site landfill around the area, but it has been closed in recent years.Valley South Subtransmission Project
''Cpuc.ca.gov'', June 2016

Geography

The Double Butte County Regional Park is located in the canyon in the middle of the south side of the range. By 2014, the County Regional Park was still undeveloped and closed to the public. It is the westernmost summit of a mountain range north of

Winchester, California Winchester is a census-designated place (CDP) in Riverside County, California, USA. As of the 2010 census, the CDP had a total population of 2,534, up from 2,155 at the 2000 census. Winchester was founded in 1886 in Pleasant Valley in what was ...

, east of Perris Valley and west of the

San Jacinto Valley The San Jacinto Valley is a valley located in Riverside County, California, Riverside County, in Southern California, in the Inland Empire. The valley is located at the base of the San Jacinto Mountains in the east and Santa Rosa Hills (Riverside ...

. The eastern ridge is composed primarily of

metamorphic Metamorphic rocks arise from the transformation of existing rock to new types of rock in a process called metamorphism. The original rock (protolith) is subjected to temperatures greater than and, often, elevated pressure of or more, causi ...

rock of the

Triassic The Triassic ( ; sometimes symbolized 🝈) is a geologic period and system which spans 50.5 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.4 Mya. The Triassic is t ...

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately 143.1 Mya. ...

French Valley formation. The remainder of the Double Butte range is composed primarily of

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 143.1 to 66 mya (unit), million years ago (Mya). It is the third and final period of the Mesozoic Era (geology), Era, as well as the longest. At around 77.1 million years, it is the ...

granitic A granitoid is a broad term referring to a diverse group of coarse-grained igneous rocks that are widely distributed across the globe, covering a significant portion of the Earth's exposed surface and constituting a large part of the continental ...

rock.

Hiking

Two hiking trails exist on the mountain, one to the peak and the other along its west face. Two climbing sites are located on its west face.

References

Mountains of Riverside County, California Peninsular Ranges Climbing areas of California Mountains of Southern California Buttes of California {{RiversideCountyCA-geo-stub