S P Crater
San Francisco Volcanic Field
Coconino County, Arizona
![S P Crater](/media/images/SP_Crater.jpg)
Photo: License: Public Domain
SP Crater is a cinder cone volcano. The base of the cone is 3,900 feet (1,200 m) across and 820 feet (250 m) tall. It has a lava flow that extends for four miles to the north.
S P Crater Categories