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NavaJo Reservoir [San Juan River] Watar Vaar 1982 At tha beginning of the water year, the reservoir elevation was 6052 feet with a content of 1,246,000 acre-teet. It was gradually drawn down to 6048 feet prior to the spring runoff. 'The water surface reached Its highest elevation of 6072 feet by the endof September 1982 with a content of 1 ,506,000 acre-feet. During the first part of water year 1982, 530 cts was released for consumptive use and maintenance of fj'sh and wildlife. The April-July 1982 Inflow was 685,000 acre-feet, which Is 97 percent of the long-term average. Tolallntlow lor the water year was 1,159,000 acre-feet, 115 percent of normal. During the water year, a maximum Inflow of 6,650ets occurred on May 4. ~- -- -- 12 Ha'lalo Oem ana Reeervolr. Watar Vaer 1983 On September 30, 1982, Navajo Reservoir stored 1,508,000 acre-feet of water at an elevatIon of 6072 feet. Assuming average Inflow for water year 1983, the projected elevatIon baiora snowmelt runoff begins Is 6059 feet with a content of 1 ,329,000, By the end of June 1983. the reservoir Is expected to reach an elevation of 6081 feet with a content of 1,641,000 acre-feet, This approximate elevation will be maintaIned throughout the summer to enhance recreational use. Releases from Navajo Reservoir for an upper Quartile Inflow are proJected to average 1,200 cis through the fall 811d winter and Increase to a maximum of 2,000 cfs during the summer. For an average Inflow, releases are expected ,__ to average about 1,250 ct. throughout the __ year. The projected lower Quartile and most adverse releases are projected to average about 900 cfs and 700 cfs, respectively, throughout the water year. ---....,...,..,.-.....------ ~-- , , ,. " Navajo Active Storage' Reservoir (Acre,Feet) Chart 4 EI. (Ft.) Maximum Storage Inactive Storage Surface Area (Full) Reservoir Length (Full) 1 ,696,400 660,500 15,610 Acres 33 Miles 60B5 5990 'does nOllnclude 12,60Q acre.feet 01 dead storage below 5775 fee.