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Lake Mead is a reservoir formed by the Hoover Dam on the Colorado River in the Southwestern United States. It is located in the states of Nevada and Arizona, 24 mi (39 km) east from Las Vegas Strip. It is the largest reservoir in the United States in terms of water capacity. Formed by the Hoover Dam on September 30, 1935, the reservoir serves water to the states of Arizona, California, and Nevada, as well as some of Mexico, providing sustenance to nearly 20 million people and large areas of farmland.
The Old Spanish Trail is a historical trade route that connected the northern New Mexico settlements of Santa Fe, New Mexico with those of Los Angeles, California and southern California. Approximately 700 mi (1,100 km) long, the trail ran through areas of high mountains, arid deserts, and deep canyons. It is considered one of the most arduous of all trade routes ever established in the United States. Explored, in part, by Spanish explorers as early as the late 16th century, the trail was extensively used by traders with pack trains from about 1830 until the mid-1850s.
Nelson is a census-designated place in Clark County, Nevada, United States. The community is in the Pacific Standard Time zone. The location of Nelson is in El Dorado Canyon, Eldorado Mountains. The town is in the southeast region of the Eldorado Valley. As of the 2010 census it had a population of 37.
The Mojave Road, also known as Old Government Road, is a historic route and present day dirt road across what is now the Mojave National Preserve in the Mojave Desert in the United States. This rough road stretched 147 miles (237 km) from Beale's Crossing, to Fork of the Road location along the north bank of the Mojave River where the old Mojave Road split off from the route of the Old Spanish Trail/Mormon Road.
The Black Mountains, a mid-Miocene formation, in Nevada are a series of rugged, arid rocky volcanic mountains ranging in elevations to 3310 ft. The range lies on the north shore of Lake Mead, at the southwest corner of the Overton Arm, about 25 mi south of Overton, Nevada.
Callville is a former settlement of Clark County in the U.S. state of Nevada. Abandoned in 1869, it was submerged under Lake Mead when the Colorado River was dammed, Callville Bay retaining the name. At one time, it was noted to be the southernmost outpost of the Mormon settlement.
The Carrizo Creek and Carrizo Wash in California are a stream and an arroyo that the stream flows into, in San Diego County, California and Imperial County, California.
Stone's Ferry is a former settlement founded by members of The Church of Jesus Christ of Latter-day Saints and ferry crossing of the Colorado River between Nevada and Arizona, in Clark County, Nevada, United States.
Boulder Canyon, originally Devils Gate Canyon, is a canyon on the Colorado River, above Hoover Dam, now flooded by Lake Mead. It lies between Clark County, Nevada and Mohave County, Arizona. It heads at western end of the Virgin River Basin of Lake Mead, at about 36°09′05″N114°32′51″W. Boulder Canyon divides the Black Mountains into the Black Mountains of Arizona, and the Black Mountains of Nevada. Its mouth is now under the eastern end of the Boulder Basin of Lake Mead, between Canyon Point in Nevada and Canyon Ridge in Arizona. Its original mouth is now underneath Lake Mead between Beacon Rock and Fortification Ridge on the southern shore in Arizona.
Fortification Rock, once a landmark hill on the Colorado River before it was inundated, now known as Rock Island, southernmost and tallest of the Boulder Islands in Lake Mead, Clark County, Nevada. It has an elevation of 1284 feet. Fortification Rock appears on the 1861 Geological Map No. 1; Rio Colorado of the West, explored by 1st Lieut. Joseph C. Ives, which shows Fortification Rock, Ives Camp #59 and the course of the Colorado River from its mouth on the Gulf of California to Las Vegas Wash and the location of its features and other expedition camps along the way.
Laguña Creek also formerly also known as Tyende Creek, is a stream in the Navajo and Apache Counties of Arizona. Laguña Creek has its source at 36°41′15″N110°30′36″W, at the confluence of Long Canyon and Dowozhiebito Canyon at an elevation of 6325 feet / 1928 meters at the head of Tsegi Canyon. Its mouth is in the Chinle Valley at its confluence with Chinle Wash which together forms Chinle Creek, at an elevation of 4774 feet / 1455 meters. Chinle Creek is a tributary of San Juan River which is in turn a tributary of the Colorado River.
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.
Walker Creek is a stream in Apache County, Arizona. Its mouth is at an elevation of 4,688 feet / 1,429 meters at its confluence with Chinle Creek. Its source is located at 36°41′28″N109°15′04″W, the confluence of Alcove Canyon and Tah Chin Lini Canyon in the Carrizo Mountains, from which it flows west and northwest to Chinle Creek at 36°57′42″N109°41′35″W. Hogansaani Spring, a tributary, is located on the south side of Walker Creek, at an elevation of 5,102 feet (1,555 m), midway downstream Walker Creek to its confluence with Chinle Creek.
Callville Wash is an ephemeral stream or wash in Clark County, Nevada. It was named for Callville the riverport settlement founded in 1866, at its mouth where it had its original confluence with the Colorado River.
Cottonwood Spring is a spring in the Black Mountains, between the west end of Pinto Valley and Callville Wash, at an elevation of 2205 feet.
West End Wash is an ephemeral stream or wash in Clark County, Nevada. Its mouth is at its confluence with the Callville Wash of Lake Mead at an elevation 1,250 feet / 381 meters at when Lake Mead is at its full level. Currently as the reservoir is at a much lower level its mouth is found at approximately 36°08′24″N114°42′57″W. Its source is at 36°15′55″N114°43′58″W at 3,083 feet / 940 meters in the Gale Hills.
Gypsum Wash is an ephemeral stream or wash in Clark County, Nevada. Gypsum Wash was originally a tributary of Las Vegas Wash before the formation of Lake Mead which submerged their confluence under Las Vegas Bay. Due to the lowering of the reservoir over recent years Gypsum Wash is once again a tributary of Las Vegas Wash, now exposed at 36°07′04″N114°50′54″W at an elevation of 1085 feet. When Las Vegas Bay is at its full level, Gypsum Wash flows into Lower Gypsum Wash Cove at 36°07′43″N114°51′26″W at an elevation of 1,204 feet / 367 meters.
Boulder Wash Cove is a cove in Lake Mead, in Clark County, Nevada. Boulder Wash for which the cove is named has its mouth in the cove at an elevation of 1,204 / 367 meters when the reservoir is at its full level.
Boulder Basin is the westernmost of the three basins occupied by the Lake Mead reservoir and lies within the boundaries of Clark County, Nevada and Mohave County, Arizona. It includes the area between Hoover Dam and the mouth of Boulder Canyon at Auxiliary Point. When the reservoir is full it reaches an elevation of 1,204 feet / 367 meters. It includes Las Vegas Bay, Swallow Bay, Callville Bay and Hamblin Bay.
Auxiliary Point is a cape in the Lake Mead reservoir in Clark County, Nevada. Auxiliary Point marks the mouth of Boulder Canyon, a canyon on the Colorado River, above Hoover Dam, now flooded by Lake Mead.
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Coordinates: 36°10′23″N114°33′18″W / 36.17306°N 114.55500°W