Mojave Heights is an unincorporated community in the Victor Valley of the Mojave Desert, within San Bernardino County, California.
The San Jacinto River is a 42-mile-long (68 km) river in Riverside County, California. The river's headwaters are in San Bernardino National Forest, but the lower portion of the 765-square-mile (1,980 km2) watershed is urban and agricultural land. As a partially endorheic watershed that is contiguous with other Great Basin watersheds, the western side of the San Jacinto Basin is a portion of the Great Basin Divide.
Lytle Creek, California, is an approximately 18-mile-long (29 km) stream in southwestern San Bernardino County near the city of San Bernardino. It is a tributary of Warm Creek, a tributary of the Santa Ana River. The Mormon settlers of San Bernardino named the stream "Lytle Creek" after their leader, Captain Andrew Lytle.
Temescal Creek is an approximately 29-mile-long (47 km) watercourse in Riverside County, in the U.S. state of California. Flowing primarily in a northwestern direction, it connects Lake Elsinore with the Santa Ana River. It drains the eastern slopes of the Santa Ana Mountains on its left and on its right the western slopes of the Temescal Mountains along its length. With a drainage basin of about 1,000 square miles (2,600 km2), it is the largest tributary of the Santa Ana River, hydrologically connecting the 720-square-mile (1,900 km2) San Jacinto River and Lake Elsinore watersheds to the rest of the Santa Ana watershed. However, flowing through an arid rain shadow zone of the Santa Ana Mountains, and with diversion of ground water for human use, the creek today is ephemeral for most of its length, except for runoff from housing developments and agricultural return flows.
Temescal Mountains, formerly the Sierra Temescal, are one of the northernmost mountain ranges of the Peninsular Ranges in western Riverside County, in Southern California in the United States. They extend for approximately 25 mi (40 km) southeast of the Santa Ana River east of the Elsinore Fault Zone to the Temecula Basin and form the western edge of the Perris Block.
Crowder Canyon, originally Coyote Canyon, is a valley in San Bernardino County, California. Its mouth was at an elevation of 2,999 feet / 914 meters at its confluence with Cajon Canyon. Its source was at an elevation of 4200 feet at 34°21′02″N117°26′04″W near Cajon Summit. The canyon runs southward just west of the top of Cajon Pass then turns southwestward to meet Cajon Canyon.
Baldy Mesa is a summit whose tallest peaks on its southern extremity, overlook the upper Cajon Canyon in San Bernardino County, California. Its tallest point is an unnamed 4,964 foot high hill on the southwest end of the mesa overlooking the upper Cajon Canyon. The heights that lie along the ridge overlooking the canyon toward the east gradually descend in elevation from one approximately 4,770 feet to the 4,606 foot hill at its far southeastern end at 34°21′34″N117°28′39″W. The mesa descends gradually in elevation to the north, toward the distant Mohave River. it is bounded on the east by the Oro Grande Wash.
Cajon Junction is an unincorporated community in Cajon Canyon and the northern Cajon Pass area, within San Bernardino County, California.
Summit Valley is a valley along SR 138 in the San Bernardino Mountains, east of Cajon Pass within San Bernardino County, California.
Cajon Canyon, originally named El Cajon De San Gabriel De Amuscopiabit, El Cajon in Spanish meaning "the box" in English, is a long valley ending in a box canyon in the northeastern San Gabriel Mountains, within San Bernardino County, California.
Horsethief Canyon, is a canyon, the upper part of Summit Valley in San Bernardino County, California. Its mouth is at an elevation of 3,123 feet / 952 meters. Its head lies at 34°19′33″N117°25′38″W at an elevation of 3,800 feet just east of the summit of Cajon Pass.
Little Green Valley is a valley in the San Bernardino Mountains, of San Bernardino County, California. Its mouth lies southwest of Crafts Peak at an elevation of 6,972 miles / 2,125 meters. Its head is at 34°14′19″N117°02′52″W at an elevation of 7500 feet. Deep Creek has its source at the head of this valley.
Lower Narrows of the Mojave River, is a narrow gap the Mojave River passes through at Mojave Heights in San Bernardino County, California. It lies at an elevation of 2,746 feet / 837 meters.
Silver Mountain is a summit east of La Delta in San Bernardino County, California. It rises to an elevation of 4,170 feet / 1,271 meters.
Sawpit Canyon is a steep valley or canyon in the San Bernardino Mountains of San Bernardino County, California. Its mouth is at an elevation of 3,386 feet / 1,032 meters. Its source is located at 34°14′43″N117°20′56″W and lies at an elevation of 5,100 feet, just east of Monument Peak. Its creek was a tributary of the West Fork Mojave River, its original mouth now under Silverwood Lake.
West Fork Mojave River is a tributary stream of the Mojave River in the San Bernardino Mountains of San Bernardino County, California. Its mouth lies at an elevation of 2,986 feet / 910 meters at its confluence with Deep Creek, together the source of the Mojave River. The source of the West Fork is at 34°15′52″N117°24′01″W at an elevation of 4,960 feet, on the north side of a saddle between summits on a ridge running west northwest of Sugarpine Mountain. Sawpit Canyon Creek and East Fork of West Fork Mojave River are its tributaries, both of which now feed into Silverwood Lake that was created when the West Fork was obstructed by the Cedar Springs Dam in 1971.
East Fork of West Fork Mojave River is a tributary stream of the West Fork Mojave River, itself a tributary of the Mojave River, in the San Bernardino Mountains of San Bernardino County, California. Its mouth originally was at its confluence with the West Fork Mojave River which is now submerged under Lake Silverwood. It now lies at an elevation of 3,376 feet / 1,029 meters at its confluence with that lake. The source of the East Fork is at 34°15′11″N117°14′24″W at an elevation of 5,500 feet in Twin Peaks, California.
Cable Canyon is a valley on the south slope of the San Bernardino Mountains in San Bernardino County, California. Its mouth lies at an elevation of 2,073 feet / 632 meters. Its source is at 34°13′48″N117°22′19″W, the confluence of West Fork Cable Canyon and East Fork Cable Canyon, at an elevation of 2,671 feet / 814 meters.
In-Ko-Pah Gorge is a deep narrow canyon or gorge, in Imperial County, California. Its head is at 32°40′17″N116°06′05″W at an elevation of 2,240 feet. Myer Creek, flows down the In-Ko-Pah Gorge from its source in the Jacumba Mountains at the head of the canyon to its mouth, at an elevation of 846 feet / 258 meters, then eastward to its mouth where it settles into the sands of the Yuha Desert, east of Ocotillo. Boulder Creek enters the canyon at its confluence with Myer Creek, a little over a mile below the source of Myer Creek, at an elevation of 1,775 feet / 541 meters.
