JOHN Wesley powell’s expeditions on the green & colorado rivers The Law of the River The Colorado River watershed binds and defines the West. As the 20th Century dawned, the vast domain of the Colorado River lay almost entirely untouched. Small diversion projects had been developed by private concern for irrigation and mining operations. However in 1905, the river, raging from seasonal floods, roared through the southwest destroying everything in its path. With the constant threat of flood looming along the lower Colorado, demands grew for some sort of permanent flood control work, including a storage reservoir and dam on the river. The early 1900s in the West were spent looking for locations that would be able to supply an ever growing population with a steady water supply. The League of the Southwest was formed in 1917 to promote development along the river. After several years of negotiations the Colorado River Compact was signed in 1922 allocating the water of the river amongst seven states. However, the states could not agree on how the waters of the Colorado River Basin should be distributed among them, so the Secretary of Commerce, Herbert Hoover, suggested the basin be divided into an upper and lower half, with each basin having the right to develop and use 75 million acre-feet (maf) of river water over a ten year period. This approach reserved water for future upper basin development and allowed planning and development in the lower basin to proceed. Wyoming, Utah, Colorado, and New Mexico would represent the upper basin, and the lower basin would include Nevada, Arizona, and California. The Law of the River was later ratified in 1944, to give Mexico an allocation of 1.5 million acre-feet each year. After the 1922 Compact was signed, water projects throughout the West commenced. Sixteen projects including dams, aqueducts, and canals have been built along the Colorado River and its tributaries creating eight major reservoirs to supply the members of the Compact with necessary water. As time has passed, populations have grown throughout the southwest, making water scarcity a frightening reality. There is not enough water to go around. As a result, this lack of water is the root of most of the disputes and problems arising over the compact and the Law of the River. It is a situation that links past and present Colorado River issues and will always be a concern in the future. Other issues, like environmental concerns and tribal water rights, have come in to play over time. And it is certain that future situations will arise that will challenge the arrangements and management of the Colorado River. Major John Wesley Powell was a one-armed Civil War veteran and a professor of geology from Illinois. Powell lost his arm in the Battle of Shiloh, but that did not stop him from believing he could lead an expedition to map and record the remaining unexplored regions of the western U.S. In 1869, with little in the way of financial backing, Powell put together a team of ten men to explore the entire length of the Colorado River (almost 1000 miles or 1610 km), including Grand Major John Wesley Powell Canyon. With no context whatsoever, the men set off from Green River, Wyoming on May 24, and spent the next 3 months on the river. Without maps, modern equipment, and any idea of what awaited them, these men made it their mission to map the last blank area found on maps of the United States. These explorers experienced hardships including lost boats and supplies, exposure to the elements, and some of the wildest whitewater ever seen. A subsequent trip followed in 1871. The result of both trips was Powell’s The Exploration of the Colorado River and its Canyons, a compilation of journal entries. The records from the first trip brought Powell fame, and therefore the second journey brought much more in the way of financial support. This monumental expedition would change how the West was viewed forever. Mining in Glen Canyon Many miners moved to the Glen Canyon area in search of gold in the late 1800s and early 1900s. Many different types of mining were used including placer, sluice box, and dredging. Sometimes miners chiseled small steps into the soft sandstone, copying trails made by ancient Native Americans, to gain better footholds so they could climb up from the river to gravel deposits. Robert Brewster Stanton was one of the many men and women drawn to Glen Canyon by rumors of gold. Having visited the area and interviewed many miners, Stanton was convinced a fortune could be made. He made plans to build a railroad. The railroad was never funded, but Stanton did raise funds to build a floating dredge to recover gold from the river. Stanton returned to the canyon in 1899, and immediately laid claim to the riverbed from Lee’s Ferry to Hite Crossing, 140 miles upstream. The dredge was built near Hite and The 85’ steam boiler powered Charles H. Spencer began working its way downstream in 1899. The Stanton Road on river left was built as part of the assessment work required to keep the claims valid. The road itself served no purpose, and went nowhere. After weeks of work at several locations down the river, only a few dollars worth of gold was recovered and Stanton’s dredge was considered a failure. The project was abandoned in 1901. In 1910, Charles Spencer, an adventurer and prospector, arrived at Lees Ferry to try to mine gold. He believed the Chinle Shale would be the source, and that modern equipment could make the endeavor profitable. He had all he needed at the Ferry, except for the coal needed to power the equipment. That problem was resolved, as large coal beds are located about 28 miles back upriver at Warm Creek. At first a trail was built to get pack mules to Warm Creek. It was realized that the mules could not carry the volume of coal needed to serve the operation. Spencer decided to build a steamboat to travel upriver, get large amounts of coal, and bring it back. The vessel was named the Charles H. Spencer, and it measured 85 feet long, and a large steam boiler that powered a 12-foot wide paddlewheel. At Warm Creek, the boat was loaded with coal for its trip to the Ferry and the mines. On the return trip, it was discovered that large amounts of coal were needed to power the boat back, due to the river current. Spencer and his chemists were never able to extract gold properly from the Chinle Shale, as the amalgamators clogged incessantly, dooming the project. The Charles H. Spencer was tied up, and after 1913 was never used again. Spencer and his men left. The boat eventually sunk after flooding in 1915. Lees Ferry In the interest of expanding the faith and colonizing points south, the Mormons began moving into Northern Arizona. At the time, the Colorado River had only real crossings established at Green River, Wyoming and Needles, California. The Mormons knew the natives used a ford located near the Pariah River, and decided to use this location to establish a safe river crossing. The Church sent John Doyle Lee and two of his wives to establish this new river crossing and a homestead (called Lonely Dell Ranch). From 1871 to 1898, the ferry operation was simply a free-floating barge rowed across the river just above the present-day launch ramp near the old fort seen on river right. In low water, the ferry was operated at the Pariah confluence. Later, in 1899, Jim Emett, one of the later ferry operators installed a cable to secure the barge across the river. If you look closely at river left, you might be able to see three sticks planted in the bank, and a large coiled cable. This was the crossing point. Lee actually only operated the ferry for two years, after which he relocated south into Arizona, leaving his wife Emma, to run the operation. But the name stuck. Emma ran the ferry until 1874, when the church sent another family, the Warren Johnsons, to take over. They ran it until 1928, when the Navajo Bridge downstream was nearly complete. The road you may see leading up from the ferry crossing is the access road to Lees Ferry from the south. After 1877, the trail began to be called the“Honeymoon Trail” because of the number of traveling Mormon couples who crossed back into Utah to have their marriages sanctified by the Church in temples up north. The upper part of the trail is called “Lees Backbone”, as it is considered one of the roughest, rockiest, and hardest to pass trails found in the West. Discover the Best Adventure and Value in the West Welcome to Colorado River Discovery The Glen Canyon Dam and access tunnel are Homeland Security areas. We are required to perform a brief security search of your bags, purses and coolers prior to entering the bus. Before boarding security personnel will ask you to open all containers so he/she may view inside. If there are external pockets or zippered areas please have them open for review. If you have any kind of weapon, you must put that back in your vehicle or see CRD security staff to deposit it in our safe until your return. Once the bus exits the tunnel and stops you will be issued a hardhat. You will need to put that on before heading down the catwalk. Take your personal items with you. Your guides will greet you on the dock. As a reminder do not loiter around the bus, walk behind it at anytime or walk back up the catwalk without being escorted by a CRD staff member. While on the rafts and on the river: 1. You may sit on the white seats or on the outside pontoons with either both or one leg towards the inside of the raft. DO NOT stand or sit on the front platform. 2. Life Jackets must be worn at all times by children 12 and younger. There are adult life jackets on board if needed. 3. Smoking is not allowed on the rafts. You may smoke at the beach stop. 4. Please drink plenty of water to prevent dehydration. Protect your skin with sunscreen, hats, protective clothing, and sunglasses. 5. CRD recycles aluminum and plastic. Please pass those items to your guide. DO NOT throw garbage into the river or leave it on the beach. 6. Colorado River Discovery works with the National Park Service to provide and promote the protection, use and enjoyment of all the resources Glen Canyon National Recreation Area has to offer. City of Page, Arizona An agreement was made between the Federal government and the Navajo Tribe to transfer more than 17 sq. miles of tribal land to the Bureau of Reclamation in exchange for certain desirable lands (now the Aneth Oil Fields) in southeastern Utah. The mesa on which the City of Page now stands was part of a Navajo Tribal grazing allotment belonging to the Manson Yazzie family, hence the name Manson Mesa. Page, Arizona began as a construction camp for the Glen Canyon Dam and Powerplant in 1956. By 1974 the Bureau removed itself from governing Page. After Welcome to Page, Arizona a popular vote of the residents, the town of Page was created on Dec. 17, 1974. By formal resolution of the Coconino County Board of Supervisors on March 1, 1975, Page became the second largest town incorporated in Coconino County. Today, Page is a thriving city of nearly 8,500 year round residents and is considered the hub of the Grand Circle, which includes several national parks, monuments, and scenic areas. The Tunnel Preparations for the construction of Glen Canyon Dam began in October, 1956. One of the first tasks was to begin blasting the side walls of the canyon to allow for the design of the Dam and the river diversions tunnels. The tunnel is two miles long and drops Glen Canyon Dam through the canyon at a steep 8% grade. The side tunnels (adits) that you may have noticed on your ride down the access tunnel are visible from the river as the rafts head downstream. There are 19 of them, and they were cut during the construction of the tunnel in order to push debris back into the canyon, rather than transport it up to the top or down to the bottom for removal. During certain periods of the Cold War, the adits were used as emergency supply storage and as a possible bomb shelter for the citizens of Page. Today, they serve to ventilate the tunnel from vehicle emissions. Glen Canyon Dam The first bucket of concrete was poured on June 17, 1960. For almost 3 years and 3 months, workers poured concrete, 24 hours a day, 7 days a week, regardless of weather or circumstance. The final bucket of concrete was poured on September 13, 1963. The Dam sits 710 feet (216.4 m) above bedrock. There are 4,901,000 cubic yards (3,747,083 cubic meters) of concrete in the Dam—or maybe think of it this way: there is enough concrete in the Dam to build a highway from Phoenix, Arizona to Chicago, Illinois! The Power Plant has 8 kinetic turbines, which have the capability of producing some 1,288 to 1,320 megawatts of hydroelectric power, enough to supply electricity to a city of 1.7 million people. Lake Powell, the reservoir behind the Dam, is 186 miles long at full pool and has almost 2,000 miles of shoreline. Lake Powell generates electricity that is distributed throughout the Southwest, but more importantly provides water allotments for needs throughout the region. At full pool, the reservoir can hold about 26 million acre feet; 1 acre foot can sustain a family of four for a year. Glen Canyon Bridge was built in 1957 in Emeryville, California. It was shipped to Flagstaff, Arizona by railroad and then brought by truck in pieces to Page. Each half of the bridge was begun on opposite sides of the Canyon, and it’s been said that when the two halves met in the middle over the river, the sections were only a quarter of an inch off. The bridge is 1,271 feet long (387 m), or about a quarter mile, with the arch itself being 1,028 feet (313.3 m). The bridge stands about 700 feet (213.3 m) above the old Colorado River channel, and towers 117 feet (35.6 m) above the completed Dam. The width of the bridge is only 40 feet (about 13 m). NATIVE AMERICANS For thousands of years, the ancestors of present day Native Americans inhabited all of North America. Those who inhabited the Southwest United States created rock art, which were designs etched into or painted onto caves, canyon walls, and boulders. What do these images and symbols mean? How can we use them to learn more about the history, cultures, and spiritual lives of the various people who created them? Rock Art is the term usually used to encompass both petroglyphs and pictographs. The petroglyph panel we visit today is one of thousands found throughout the Four Corners Region. It is thought that these symbols are attributed to the desert archaic peoples who inhabited Glen Canyon from approximately 9000 years ago until about 2000 years ago, and to the later people, the Ancestral Puebloans (or Ancient Ones), who were here from about 750 A.D. until about 1300 A.D. Some images seem lighter than others implying return of desert varnish over time. But the only way to really date the various images is to understand the stylistic changes in imagery through time. Archaeologists have established stylistic chronologies based on observed associations with material culture which has been “absolutely” dated, through such means as carbon dating, among others, in the course of countless excavations. It is crucial to understand that absolute knowledge of the meanings and reasons behind these markings is impossible. Interpretation of the carvings is difficult. It is generally thought that rock images relate to hunting, religious ceremonies, or resource locations. Images have been found to be stylistically consistent over large geographical areas. Many of the symbols on this and other rivers remain mysteries. Petroglyphs are images scratched, etched, or pecked into a rock surface and are most commonly found on surfaces such as cliff walls with layers of desert varnish. The most common method of creating images is “pecking” FLORA & FAUNA Rainbow trout are not native to Glen Canyon, but were introduced after the completion of the Dam. The fishery has been managed by Arizona Game and Fish since 1981. These trout do very well in the cold water (46-50º F or 9-10º C) of the river below the Dam. Native fish (Humpback Chubs, Razorback Suckers, Bonytails, and Pikeminnows) that once lived in the Colorado River cannot survive in the cold water. Tamarisk or Salt Cedar was originally imported in the early 1800s as an ornamental shrub and to control erosion. Tamarisks increase the salinity of the soil and use quite a bit of water, thus pushing out many native plants. They have grown throughout the Colorado River corridor, and have caused changes in the Glen Canyon riparian habitat and resulting ecosystem. Efforts to remove and control the spread of tamarisk are being used throughout the Southwest. a design into the rock. This could either be done directly, with an implement called a hammerstone, or with a hammerstone and a second tool that would have served as a chisel. In order to protect the petroglyph panel and surrounding area, the National Park Service asks that we stay on the trail while walking to and from the panel. And while viewing the panel, please stay behind the rock wall. Do not touch, etch, or scratch on the sandstone. Vandalism to a protected site is a felony, and can carry prison time and heavy fines if the vandal is convicted. California Condors are members of the vulture family. Condors are the largest bird in North America (up to a 10 foot wingspan). Due to human predation and other causes, there were only 22 birds left in the world in 1983. A captive breeding program was started to bring the species back from extinction. Reintroduction was started by slowly releasing birds back into the wild at several locations including the Vermillion Cliffs near Lees Ferry, Arizona. As of 2010, there were 73 condors flying free in Arizona.
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