San Clemente Island topographic map

Average elevation: 584 m

Average elevation: 521 m

Average elevation: 478 m

Green Valley is an unincorporated community and census-designated place (CDP) in the Sierra Pelona Mountains, in Los Angeles County, California. It lies at an elevation of 2936 feet (895 m). The population was 1,036 at the 2020 census, up from 1,027 at the 2010 census.

Average elevation: 1,057 m

Average elevation: 400 m

Average elevation: 144 m

Offshore, the nutrient-rich and frigid waters of the Pacific enhance the entire marine food web, from primary producers such as algae and zooplankton to apex predators like sand sharks, bottlenose dolphins, and gray whales. Within the Marine Protected Areas (MPAs), the diverse seafloor topography encompasses…

Average elevation: 12 m

Average elevation: 496 m

Average elevation: 66 m

Average elevation: 272 m

Average elevation: 295 m

Average elevation: 421 m

Average elevation: 301 m

Average elevation: 278 m

Average elevation: 371 m

Average elevation: 947 m

At 9,407 feet (2,867 m) in elevation, Mount Baden-Powell is traditionally considered to be the 5th highest peak of the San Gabriel Range; however it is the second highest peak in the range with more than 1,000 feet (300 m) of prominence, and is the highest peak not part of the Mount San Antonio massif.

Average elevation: 2,429 m

Average elevation: 255 m

Offshore, the nutrient-rich and frigid waters of the Pacific enhance the entire marine food web, from primary producers such as algae and zooplankton to apex predators like sand sharks, bottlenose dolphins, and gray whales. Within the Marine Protected Areas (MPAs), the diverse seafloor topography encompasses…

Average elevation: 12 m

Average elevation: 472 m

Average elevation: 1,370 m

Average elevation: 40 m

Average elevation: 144 m

Average elevation: 404 m

Average elevation: 122 m

Average elevation: 2,034 m

Average elevation: 496 m

Average elevation: 144 m

Average elevation: 1,303 m

Average elevation: 1,218 m

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: 2,675 m

Average elevation: 263 m

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: 201 m

Average elevation: 129 m

Average elevation: 147 m

Average elevation: 1,698 m

Average elevation: 263 m

Average elevation: 373 m

Average elevation: 998 m

Average elevation: 283 m

Average elevation: 546 m

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: 1,065 m

Average elevation: 639 m

Average elevation: 143 m

Average elevation: 400 m

Average elevation: 273 m

Average elevation: 341 m

Average elevation: 981 m

Average elevation: 947 m

Average elevation: 201 m

Average elevation: 144 m

Average elevation: 237 m

Average elevation: 42 m

Average elevation: 105 m

Average elevation: 404 m

Average elevation: 27 m

Average elevation: 45 m

Average elevation: 106 m

Average elevation: 434 m

Average elevation: 101 m

Average elevation: 147 m

Average elevation: 1,434 m

Average elevation: 101 m

Average elevation: 947 m

Average elevation: 327 m

Average elevation: 8 m

Average elevation: 255 m

Average elevation: 947 m

Average elevation: 283 m

Average elevation: 180 m

Average elevation: 103 m

Average elevation: 746 m

Average elevation: 106 m

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Average elevation: 234 m

Average elevation: 55 m

Average elevation: 101 m

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Average elevation: 201 m

Average elevation: 85 m

Average elevation: 454 m

Average elevation: 801 m

Average elevation: 496 m

Average elevation: 891 m

Average elevation: 271 m

Average elevation: 299 m

Average elevation: 51 m

Average elevation: 339 m

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: 379 m

Average elevation: 418 m

Average elevation: 29 m

Average elevation: 141 m

Average elevation: 397 m

Average elevation: 45 m

Average elevation: 168 m

Average elevation: 12 m