Examine the map to get familiar with the location and setting of the Colorado River Watershed. Photo: Shannon1. It also irrigates over 8,600 acres in Grand Valley. Dam went out of operation in 1919 after the completion of the, Annual power generation calculated from a power station, Colorado River Water Conservation District, Annual generation calculated from a hydraulic head of 255 ft (78 m) and an average Salt River flow of 962 cu ft/s (27.2 m, Annual generation calculated from a hydraulic head of 131.5 ft (40.1 m) and an average Salt River flow of 962 cu ft/s (27.2 m, Washington County Water Conservation District, Annual generation calculated from a hydraulic head of 116 ft (35 m) and an average Salt River flow of 962 cu ft/s (27.2 m, Annual generation calculated from a hydraulic head of 249 ft (76 m) and an average Salt River flow of 962 cu ft/s (27.2 m, "Irrigation at the Lake. Hoover Dam has tamed the river and allowed the diversion of its downstream waters for agriculture and for the growing cities of the desert southwest. Click the map image, left, for a larger view. The dams can hold over four times the river’s annual flow and supply municipality and irrigation water while generating hydroelectricity. The Bureau of Reclamation started building the concrete roller dam in 1913. Glen Canyon Dam is an arched dam which is situated on the Colorado River in the northern parts of Arizona next to Page town. Collectively, dams in the Colorado River basin can hold four to five times the river's annual flow, generating hydroelectricity and supplying irrigation and municipal water for over 35 million people. Colorado River Basin Drought Contingency Plan Agreements Colorado River System Mid- to Long-term Projections Colorado River Basin Research-to-Operations … It has one of the most developed river systems in the world. ... Watersheds are available for the Colorado River … Parker Dam serves as a reservoir and a hydroelectric power generation site with a capacity of 120 Megawatts. Historical Flow Below Hoover Dam (graphs) Line graph. Details. Lake Powell was named after John Powell, the man who led the first expedition through the Grand Canyon using a boat. The economic benefits of upstream river management are enormous, but they have exerted downstream environmental costs. Yakutsk, Russia – The World’s Coldest City, 10 Of The Most Notorious Serial Killers In The World. Dams on tributaries are listed if they are taller than 250 ft (76 m), store more than 50,000 acre⋅ft (62,000 dam3), or are otherwise historically notable. Reservoir capacity given is the original capacity in 1938 before siltation. The Hoover Dam is an arched dam situated in the Black Canyon which is on the Nevada-Arizona border. Over 238,600 sq miles of its drainage basin is in the United States. LCRA and the U.S. Bureau of Reclamation built Mansfield Dam from 1937 to 1942. Part Two of a series on the many challenges Climate Change is creating for those who rely on the Colorado River Basin. The river forms the border between the Mexican states of Baja California and Sonora before draining into the Gulf of California. The Bureau of Reclamation finished building the 320 ft high dam in 1938, and it is the deepest dam on earth. Headgate Report", "Steely dam - repair work at Dillion spillway - International Water Power", "Navajo Dam - UC Region - Bureau of Reclamation", "News Archive: Reclamation Celebrates Completion of Ridges Basin Dam", "Rural Programs - Arizona Department of Water Resources", International Boundary and Water Commission, Metropolitan Water District of Southern California, https://en.wikipedia.org/w/index.php?title=List_of_dams_in_the_Colorado_River_system&oldid=998002282, Articles with unsourced statements from July 2020, Creative Commons Attribution-ShareAlike License, Flood control: Temporary retention and quick release of flood flows, Hydropower: Generation of electricity utilizing water flow through the, Irrigation: Provision and storage of water for agriculture, Municipal: Provision and storage of water for residential, commercial and industrial uses, Regulation: To control erratic inflows to provide either a stable flow downstream or to release water on demand to downstream users, This page was last edited on 3 January 2021, at 08:07. What is the Difference Between the Vatican City and the Holy See. Map showing locations of major dams in the Colorado River basin. (Note: Oversized vehicles and vehicles towing trailers are not permitted to cross the dam.) This is a list of dams on the Colorado River system of the southwestern United States and northwestern Mexico. The Skagit Project is located in the Cascade Mountains of the upper Skagit River watershed, between river miles 94 and 127. Main Dams Along the Colorado River Parker Dam. The 710 ft dam was constructed by the Bureau of Reclamation from 1956 to 1966, creating one of the biggest reservoirs in the country known as Lake Powell. Close-up of Laguna Dam, on the Colorado River 13 miles northeast of Yuma, Arizona. Visitors will need to drive over the Parker Dam onto the California side of the Colorado River. Colorado River - Colorado River - Economic development: In 1922 the Colorado River Compact was concluded by the seven states that constitute its drainage area to facilitate federal investment in dams and reclamation. Lee's Ferry, which separates the Upper and Lower Basins, is located just downriver from Glen Canyon Dam. After a severe flood in July 1938, LCRA raised the height of the dam to add storage capacity for floodwaters. Colorado River is one of the major North American rivers which originates from the Rocky Mountains and flows for 1,450 miles to the Gulf of California. Completed in 1938 some 20 miles (32 km) above Yuma, Imperial Dam diverts nearly all of the Colorado… Click on the dam icons on the map for more information about the dam. Focus in on the locations of the large reservoirs formed by Glen Canyon Dam (Lake Powell) and Hoover Dam (Lake Mead). Three of the dams (Hoover, Davis and Parker) are operated by the U.S. Bureau of Reclamation. 1700 North Congress Avenue, Austin, TX 78701 TEL: 512-463-7847 / FAX: 512-475-2053. View detailed mileage and operation information for each access point. All maps, graphics, flags, photos and original descriptions © 2021 worldatlas.com. The Salton Sea was created by flood waters from the Colorado River that traveled through a largely uncontrolled canal system. A key tributary of the San Juan River, the Animas River, was severely affected by the EPA's accidental August 2015 Gold King Mine waste water spill. The Upper Colorado River Endangered Fish Recovery Program has done work throughout much of the upper Colorado River basin, but especially so in the "15-Mile Reach" area (shown in pink on the map). In most years, the Colorado River no longer reaches the sea. The dam was built across a deep canyon at Marshall Ford, a long-time river crossing and settlement. At the time of its completion in 1935, Hoover Dam was then the largest dam in the world. Parker Dam is an arched dam which crosses the river about 155 miles downstream of the Hoover Dam. From there, the Colorado River begins to flow through massive canyons which it helped carve millions of years ago. The Upper Basin include such tributary systems as the Green, Gunnison and San Juan. The river drains an area of about 246,000 sq miles in 2 Mexican states and 7 US states. Colorado River Water Conservation District 201 Centennial St., Suite 200 Glenwood Springs, CO 81601 Interactive Map Travel Directions 970.945.8522 Among these is the 217 mile (349 km) long Grand Canyon. It is situated near the Boulder City in Clark County. All three of the dams are upstream of a natural barrier to fish passage. The reservoir enclosed by Parker Dam is known as Lake Havasu, and it can store over 210 billion gallons of water. Dams have depleted fisheries, degraded river ecosystems, and altered recreational opportunities on nearly all of our nation’s rivers. One of the Earth's strangest geological riddles is the evidence for a huge catastrophe that struck eastern Washington State thousands of years ago. Laguna Dam , currently operated by Imperial Irrigation District, was constructed in 1909 under the Yuma Project to divert water to farmlands in the Yuma area. The reservoir enclosed by the Hoover Dam is called Lake Mead, and it is the largest reservoir by volume in the country. Visit Colorado CDSS Station search to get current and historical conditions for streamflows, diversions, reservoir levels, and groundwater levels. Parker Dam Road ... Colorado River ...Crossroads Ghost Town California. Hoover, Davis and Parker Dams provide for storage and annual delivery of 9.0 million acre-feet of water to users in Arizona, California, Nevada and Mexico. From there, the river enters Arizona were it famously flows through the Grand Canyon. Flooding of the river was a normal summer occurrence prior to the construction of the Boulder / Hoover Dam and other dams upstream of of the Imperial / Alamo Canal. The Colorado runs 1,450 mi (2,330 km) from the Rocky Mountains to the Gulf of California, draining parts of seven U.S. states and two Mexican states. Texas Water Development Board. It is a 14 ft high, and 546 ft long diversion dam which has six large gates. “The big dams on the Colorado River were built to save water, but because the water is spread over such a large area in such a hot and dry environment, … Toggle this checkbox to add and remove dams from the map. Take note of major rivers in the system, dams and the lakes formed by them, and look at the series of human-made canals that draw water from the river. Footer Social Media Navigation Map of U.S. Dams Removed Since 1912 While dams can benefit society, they also cause considerable harm to rivers. The Bureau of Reclamation finished building the 320 ft high dam in 1938, and it is the deepest dam on earth. Water is diverted water from Colorado River into the Highline Canal for irrigation purposes by the Grand Valley Diversion Dam. Our interactive river guide allows you to browse river access points and navigation features as you plan your paddling trip along the lower Colorado River. This story map provides a tour of five major dams along the Lower Colorado River. Map: Colorado has more than 400 “high hazard” dams, and 27 of them are deficient The map shows locations of all of Colorado’s “high hazard” dams The primary stem of the Colorado River has 15 dams while its tributaries have hundreds more. The dam was named after the chain of sandstone gorges which are currently filled by the reservoir known as the Glen Canyon. Flow regulation from Hoover Dam opened the doors for rapid development on the lower Colorado River; Imperial and Parker dams followed in 1938, and Davis Dam was completed in 1950. Image Dimensions: 2356 x 1597. For more information, view the resources below the map … The river forms the border between Arizona and Nevada as well as between Nevada and California before crossing into Mexico. Colorado River, major river of North America, rising in the Rocky Mountains of Colorado, U.S., and flowing generally west and south for 1,450 miles (2,330 kilometers) into the Gulf of California in northwestern Mexico. Once the Colorado River meets the U.S. southwest, it begins to meet several more dams and reservoirs- the first of which is the Glen Canyon Dam which forms Lake Powell in Arizona. Glen Canyon Dam is part of the Colorado River Storage Project for the Upper Colorado Basin. The Colorado River Aqueduct, which gets its water from Lake Havasu, supplies water to all the cities in the Californian counties of San Diego, San Bernardino, and Los Angeles. Mystery of the Megaflood homepage. Lee's Ferry, which separates the Upper and Lower Basins, is located just downriver from Glen Canyon Dam. Cataract Canyon has it all: 95.5 miles of incredibly isolated river with intimidating Class III to Class V rapids (some of the largest rapids on the lower Colorado at high flow), awesome side-canyon hikes, the confluence with the Green River and everything else that makes a river run legendary. From Lake Havasu City, this campground is about 45 minutes south of town. This is a list of dams on the Colorado Riversystemof the southwestern United Statesand northwestern Mexico. 73% of the dam’s 320 ft structure is beneath the riverbed. Parker Dam is an arched dam which crosses the river about 155 miles downstream of the Hoover Dam. Ongoing Programs & Activities. The river system is one of the most heavily developed in the world, with fifteen dams on the main stem of the Colorado[citation needed] and hundreds more on tributaries. The Hoover Dam was built from 1931 to 1936 during the great American Depression. Learn more about the Colorado River in this article. From its headwaters high in Rocky Mountain National Park to its mouth in the Gulf of California, the Colorado River cuts through 1,450 miles of mountains and valleys, forest and desert. Find local businesses, view maps and get driving directions in Google Maps. Tributary dams are organized into two lists; those in the Upper Basin, defined as the half of the Colorado River basin above Lee's Ferry, Arizona, and the Lower Basin. The dam’s generator provides enough power for both the private and public sector in Arizona, Nevada, and California. Tributaries in the Lower Basin include the Little Colorado, Virgin and Gila. 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