WATER SUPPLY. Source of water supply: Yellowstone River. Area of drainage basin: 66,000 square miles. Average annual run-off of drainage basin: 10,000,000 acre-feet. ENGINEERING DATA FOR COMPLETE PROJECT. Diversion dam: Type, rock-filled timber weir; maximum height, 12 feet; length of crest, 700 feet. Length of canals: 38 miles, with capacities greater than 300 second-feet; 47 miles, with capacities less than 300 and greater than 50 second-feet; 61 miles, with capacities less than 50 second-feet. Aggregate length of dikes: 5,000 feet. Water power: Estimated total, 290 horsepower. AGRICULTURAL CONDITIONS. Irrigable area (whole project): 64,622 acres. Ownership of irrigable lands (whole project): Public, 17,794 acres; State, 2,150 acres; railroad, 5,584 acres; private, 39,094 acres. Lands irrigated season of 1909: Public, 165 acres; private, 5,385 acres. Character of soil of irrigable area: Deep sandy loam. Duty of water: 2 acre-feet per acre per annum at the farm. Principal products: Grain, hay, and vegetables. Principal markets: Minneapolis and St. Paul, Minn.; local. LANDS OPENED FOR IRRIGATION. Irrigable area opened: Public, 7,964 acres; State, railroad, and private, 35,748 acres. Limit of area of farm units: Public, 80 acres; private, 160 acres. Annual operation and maintenance charge: $1 per acre of irrigable land. History: Reconnaissance was made in 1903; the project was authorized by the Secretary of the Interior on May 10, 1904; construction begun August 16, 1905; public notice issued December 21, 1908. The degree of completion at end of 1910 is estimated to be 95 per cent. Expenditures: The Lower Yellowstone dam has been completed and the main canal finished for the greater part of its length with lateral system and structures for the irrigation of 35,000 acres. The project was operated during the season of 1909. An additional allotment of $613,000 is desired for expenditure during future years for operation and maintenance, for extension of ditches, and the erection of pumping plants to reach the land which can not be covered by gravity. NEBRASKA-WYOMING-NORTH PLATTE PROJECT. LOCATION AND CLIMATIC CONDITIONS. Counties: Sioux, Scotts Bluff, Banner, and Cheyenne, Nebr.; Natrona, Carbon, Converse, and Laramie, Wyo. Railroads: Chicago, Burlington and Quincy; Union Pacific; Chicago and Northwestern. Railroad stations: Bridgeport, Bayard, Minatare, Scottsbluff, Mitchell, Morril, and Henry, Nebr.; Torrington, Vaughn, Wyncote, Fort Laramie, Guernsey, and Casper, Wyo. Average elevation of irrigable area: 4,100 feet above sea level. Average annual rainfall on irrigable area: 15 inches. WATER SUPPLY. Source of water supply: North Platte River. Area of drainage basin: 12,000 square miles. Average elevation of drainage basin: 8,500 feet above sea level. Average annual run-off of drainage basin: 1,500,000 acre-feet. ENGINEERING DATA FOR COMPLETE PROJECT. Reservoir: Pathfinder area, 21,774 acres; capacity, 1,025,000 acre-feet; length of spillway, 660 feet; elevation of spillway, 195 feet above stream bed. Storage dam: Pathfinder type, broken range cyclopean rubble masonry arch; maximum height, 218 feet; length of crest, 432 feet; contents, 60,712 cubic yards. Diversion dams: Whalen type, reenforced concrete weir; maximum height, 25 feet; length of masonry, 300 feet; length of earthfill, 2,000 feet. Guernsey not designed. Length of canals: 95 miles with capacities greater than 300 second-feet; 23 miles with capacities less than 300 and greater than 50 second-feet; 385 miles with capacities less than 50 second-feet. Aggregate length of tunnels: 480 feet. Aggregate length of dikes: 2,000 feet. AGRICULTURAL CONDITIONS, INTERSTATE CANAL UNIT. Irrigable area: 129,500 acres. Ownership of irrigable lands: Public, 82,100 acres; state, 4,850 acres; private, 42,550 acres. Lands irrigated season of 1909: Wyoming, 10,000 acres; Nebraska, 40,000 acres. Character of soil of irrigable area: Sandy loam. Duty of water: 24 acre-feet per acre per annum at the farm. Principal products: Alfalfa, cereals, corn, sugar beets, potatoes. Principal markets: Omaha, Nebr.; Kansas City and St. Joseph, Mo.; Denver, Colo.; Central Wyoming. LANDS OPENED FOR IRRIGATION. Irrigable area opened: Public, 49,268 acres; state, 3,346 acres; private, 16,050 acres. Limit of area of farm units: Public, 80 acres; private, 160 acres. Building charge per acre of irrigable land: $35 and $45. Annual operation and maintenance charge: $2 per acre of irrigable land. History: Reconnaissance begun April 1, 1903; project authorized by Secretary of the Interior December 22, 1904; construction begun March 3, 1905; public notices, July 29, 1907, and March 27, 1909; degree of completion at the end of 1910 is estimated at 80 per cent. Expenditures: The above expenditures include the cost of the Pathfinder reservoir, also of the diversion dam in North Platte River and the interstate canal and distributing system to the first and second districts. It is proposed in the future to complete the interstate canal through the third district and to build a lateral system and reservoirs at a cost of approximately $1,100,000, to supply about 42,000 acres additional. The Pathfinder reservoir will furnish water supply for other lands along North Platte River, and surveys have been made covering what is known as the Goshen Park system, on the south side of the river in eastern Wyoming. In round numbers it is assumed that $6,000,000 should bring under irrigation about 150,000 acres of land, in addition to the amount above noted. 44291-10-10 NEVADA-TRUCKEE-CARSON PROJECT. LOCATION AND CLIMATIC CONDITIONS. Counties: Churchill, Storey, and Lyon. Railroad: Southern Pacific. Railroad stations: Fernley, Hazen, and Fallon. Average elevation of irrigable area: 4,000 feet above sea level. WATER SUPPLY. Source of water supply: Truckee and Carson rivers. Area of drainage basin: 3,450 square miles. Average elevation of drainage basin: 8,000 feet above sea level. Average annual run-off of drainage basin: 1,000,000 acre-feet. ENGINEERING DATA FOR COMPLETE PROJECT. Reservoirs: Lake Tahoe-area, 125,000 acres; available capacity, 200,000 acre-feet; length of spillway, 85 feet; elevation of spillway, 6 feet above stream bed. Alkali Flat-area, 8,500 acres; capacity, 228,000 acre-feet. Lower Carson-area, 11,000 acres; capacity, 290,000 acre-feet. Storage dams: Lake Tahoe-type, concrete sluiceway regulator; maximum height, 14 feet; length of crest, 109 feet; contents, 425 cubic yards. Lower Carson, not designed. Diversion dams: Truckee River-type, concrete sluice gates; maximum height, 22 feet 4 inches; length of masonry, 171 feet; length of earth fill, 1,160 feet. Carson River-type, concrete sluice gates; maximum height, 20 feet 9 inches; length of masonry, 240 feet. Others not designed. Length of canals (first unit): 104 miles with capacities greater than 300 secondfeet; 79 miles with capacities less than 300 and greater than 50 second-feet; 487 miles with capacities less than 50 second-feet. Aggregate length of tunnels: 2,830 feet. AGRICULTURAL CONDITIONS. Irrigable area: Whole project proposed, 206,000 acres. Irrigable area opened: Public, 46,110 acres; private, 35,761 acres; railroad, 10,147 acres. Limit of area of farm units: Public, 80 acres; private, 160 acres. Building charge per acre of irrigable land: $22 and $30. Annual operation and maintenance charge: $0.60 per acre of irrigable land. Lands irrigated, season of 1909: Public, 28,000 acres; private, 4,000 acres. Character of soil of irrigable area: Sand, sandy loam, adobe, and clay. Duty of water: 3 acre-feet per acre per annum at the farm. Principal products: Alfalfa, grain, potatoes, and onions. Principal markets: Nevada mining camps; California cities. History: Reconnaissance made in 1902; authorized by Secretary of the Interior March 14, 1903; first contract made August 28, 1903; public notice, May 6, 1907. The degree of completion at end of 1910 is estimated at 64 per cent. Expenditures: With this expenditure the main diverting dam in Truckee River has been built, the canal from Truckee River to Carson River completed, and distributing system extended over a considerable part of the valley lands. In addition, it is estimated that $2,302,000 will be needed to build the Lower Carson reservoir, the distribution system in districts 3, 4, and 5, the Pyramid Lake branch, Alkali Flat reservoir, and the middle Carson Valley distribution system, adding approximately 116,100 acres to the 90,000 for which the distribution system has been built. NEW MEXICO-CARLSBAD PROJECT. LOCATION AND CLIMATIC CONDITIONS. County: Eddy. WATER SUPPLY. Source of water supply: Pecos River. Area of drainage basin: 22,000 square miles. Average elevation of drainage basin: 4,500 feet above sea level. ENGINEERING DATA FOR COMPLETE PROJECT. Reservoirs: Avalon-Area, 1,600 acres; capacity, 6,000 acre-feet; length of spillways, 1,000 feet; elevation of spillways, 21 feet above stream bed. McMillan-Area, 6,300 acres; capacity, 29,000 acre-feet; No. 1 spillway, 200 feet in length and 23.3 feet above stream bed; No. 2 spillway, 600 feet in length and 15 feet above stream bed. Storage dams: McMillan dam-Type, earth and rock fill; maximum height, 52 feet; length of crest, 1,686 feet. Avalon dam-Type, earth and rock fill with concrete core wall; maximum height, 50 feet; length of crest, 1,300 feet; contents, 168,300 cubic yards. Length of canals: 5 miles with capacities greater than 300 second-feet; 25 miles with capacities less than 300 and greater than 50 second-feet; 120 miles with capacities less than 50 second-feet. Aggregate length of dikes: 4,000 feet at Lake McMillan. Construction of project authorized: February 1, 1906. AGRICULTURAL CONDITIONS. Irrigable area (whole project): 20,073 acres. Ownership of irrigable lands: Practically all private. Lands irrigated, season of 1909: 12,000 acres. Character of soil of irrigable area: Fertile alluvium. Duty of water: 3 acre-feet per acre per annum at the farm. Principal products: Alfalfa, apples, corn, cotton, grapes, melons, peaches, and vegetables. Principal markets: Carlsbad, N. Mex.; Denver, Colo.; Chicago, Ill.; Kansas City, Mo.; and Fort Worth, Tex. LANDS OPENED FOR IRRIGATION. Irrigable acreage opened: Public, 10 acres; private, 20,063 acres. Limit of area of farm units: 160 acres. Building charge per acre of irrigable land: $31. Annual operation and maintenance charge: $1.35 per acre of irrigable land. HONDO PROJECT. LOCATION AND CLIMATIC CONDITIONS. County: Chaves. Railroad: Eastern Railway of New Mexico (Santa Fe System). Average elevation of irrigable area: 3,750 feet above sea level. Range of temperature on irrigable area: 0° F. to 100° F. WATER SUPPLY. Source of water supply: Hondo River. Area of drainage basin: 1,037 square miles. Average elevation of drainage basin: 8,000 feet above sea level. Average annual run-off of drainage basin: 40,000 acre-feet. ENGINEERING DATA FOR COMPLETE PROJECT. Reservoir: Hondo-Area, 1,910 acres; capacity, 40,000 acre-feet. Storage dams: Six earth embankments; maximum height, 22 feet; aggregate length, 16,504 feet. Diversion dam: Type, earth fill; maximum height, 20 feet; length, 100 feet. Length of canals: 3 miles with capacities greater than 300 second-feet; 2 miles with capacities less than 300 and greater than 50 second-feet; 11 miles with capacities less than 50 second-feet. Construction of project authorized: September 6, 1904. Project completed: May, 1907. AGRICULTURAL CONDITIONS. Irrigable area (whole project): 10,000 acres. Ownership of irrigable lands (whole project): Public, 240 acres; private, 9,760 acres. Lands irrigated, season 1909: None, because of extraordinary drought. Character of soil of irrigable area: Rich alluvium. Duty of water: 21 acre-feet per acre per annum at the farm. Principal products: Alfalfa and fruits. Principal markets: Roswell, N. Mex.; Kansas City, Mo.; Chicago, Ill.; and Texas cities. NEW MEXICO-TEXAS-RIO GRANDE PROJECT. LOCATION AND CLIMATIC CONDITIONS. Counties: Sierra, Socorro, Dona Ana, N. Mex.; El Paso, Tex. Railroad stations: Engle, Rincon, and Las Cruces, N. Mex.; El Paso and Ysleta, Tex. Average elevation of irrigable area: 3,700 feet above sea level. Average annual rainfall on irrigable area: 9 inches. Range of temperature on irrigable area: 0° F. to 100° F. WATER SUPPLY. Source of water supply: Rio Grande. Area of drainage basin: 37,000 square miles. Average elevation of drainage basin: 8,000 feet above sea level. Average annual rainfall on drainage basin: 15 inches. Average annual run-off of drainage basin: 800,000 acre-feet. Reservoir: Engle-area, 40,000 acres; capacity, 2,538,000 acre-feet; largest in the world; elevation of spillway, 190 feet above stream bed. Storage dam: Engle-type, rubble concrete gravity; maximum height, 265 feet; length of crest, 1,400 feet; contents, 410,000 cubic yards. Diversion dam: Type, rubble concrete weir; maximum height, 9 feet; length of masonry, 600 feet; length of earthfill, 1,600 feet. Three other diversion dams, not designed. AGRICULTURAL CONDITIONS. Irrigable area (whole project): 180,000 acres. Character of soil of irrigable area: Sandy loam and fertile alluvium. Principal products: Alfalfa, corn, wheat, melons, fruits, vegetables. |