Walnut topographic map

Average elevation: 472 ft

Average elevation: 472 ft

Average elevation: 6,673 ft

Average elevation: 472 ft

Average elevation: 4,275 ft

Average elevation: 863 ft

Average elevation: 3,996 ft

Average elevation: 482 ft

The prehistoric Hog Back landslide lies in the canyon of San Antonio Creek at 4000' elevation. When the slide occurred, it dammed the river, whose depth built up until the water was released catastrophically, forming a slot canyon which now holds some of the area's few good rock climbing routes (difficulty…

Average elevation: 8,776 ft

Average elevation: 423 ft

Average elevation: 863 ft

Average elevation: 5,571 ft

On January 17, 2007, an unusually cold storm brought snow in the Santa Monica Mountains. The hills above Malibu picked up three inches (eight centimeters) of snow - the first measurable snow in fifty years. Snow was reported on Boney Peak in the winter of 2005; and in March 2006, snow also fell on the summit…

Average elevation: 659 ft

Average elevation: 1,224 ft

Average elevation: 3,274 ft

Average elevation: 928 ft

Average elevation: 1,791 ft

The lake, at 3,228 ft (984 m) in elevation, is within the Angeles National Forest. It is a natural perennial lake, but may dry up entirely during drought years. It is south of the western Antelope Valley.

Average elevation: 3,494 ft

Average elevation: 2,096 ft

Average elevation: 469 ft

Average elevation: 1,312 ft

Average elevation: 896 ft

Average elevation: 1,119 ft

Average elevation: 1,627 ft

Average elevation: 3,107 ft

Average elevation: 472 ft

Average elevation: 138 ft

Average elevation: 778 ft

Average elevation: 344 ft

Average elevation: 1,325 ft

Average elevation: 348 ft

Average elevation: 1,424 ft

Average elevation: 331 ft

Average elevation: 331 ft

Average elevation: 4,705 ft

Average elevation: 482 ft

Average elevation: 26 ft

Average elevation: 837 ft

Average elevation: 3,107 ft

Average elevation: 338 ft

Average elevation: 591 ft

Average elevation: 2,448 ft

Average elevation: 928 ft

Average elevation: 1,073 ft

Average elevation: 348 ft

Average elevation: 331 ft

Average elevation: 1,516 ft

Average elevation: 180 ft

Average elevation: 213 ft

Average elevation: 935 ft

Average elevation: 922 ft

Average elevation: 279 ft

Average elevation: 1,627 ft

Average elevation: 2,628 ft

Average elevation: 551 ft

Average elevation: 1,490 ft

Average elevation: 2,923 ft

In 1908, the first Mt. Wilson Trail Race was run. This annual race was discontinued during WWII and reestablished in 1966. The 102nd anniversary of the first running of the Mount Wilson Trail Race and the 44th annual race was run in May 2010. Because of rain, mudslides, falling trees, soil erosion and…

Average elevation: 1,243 ft

Average elevation: 148 ft

Agua Dulce (pronunciation) (Spanish for "Sweet Water") is a census-designated place in Los Angeles County, California, United States. It lies at an elevation of 2,526 feet (770 m), northeast of Santa Clarita. The community had a population of 3,342 at the 2010 census and covers a geographic area of about 23…

Average elevation: 2,635 ft

Average elevation: 95 ft

Average elevation: 1,302 ft

Average elevation: 463 ft

Average elevation: 167 ft

Average elevation: 1,050 ft

Average elevation: 889 ft

Average elevation: 1,112 ft

Average elevation: 1,371 ft