Show v or w. w Colorado River River Runoff Forecasts Above Average t The April through July runoff from the Colorado River watershed above Lake Powell is expected to reach 9 million feet acre or percent of the tile longtime average the Bureau of Reclamation announced announced an an- pounced this week THE FORECAST is based on the water wa wa- W water ter content on April 1 of fifty snow courses within the watershed area Mea It presumes normal precipitation for the remainder of the runoff season In tn compliance with the injunction order ed cd by the US U.S. District Court February 27 27 Lake Powell will be kept below belmy Rainbow Rainbow Rain Rain- bow Bridge National Monument elevation elevation elevation eleva eleva- tion feet The lake will range between elevation and feet above Releases from Glen Canyon Dam from Irom April to September will be about 8 8 million mil lion feet acre with a water year total for 1973 of million acre feet Lake Powell should be at elevation feet throughout the summer months and then drop slowly during the fall and win win- ter The lake elevation prior to spring runoff is 1974 should be about elevation and have an active content of million acre ABOUT feet acre of runoff should originate above Flaming Gorge Dam This is 77 77 percent of normal Of this amount feet acre will be stored in Fontenelle Reservoir If U the forecast above Flaming Gorge Dam is realized the reservoir should reach ele ele elevation elevation feet with a content of feet acre by July Blue Mesa Reservoir is expected ed to receive about acre feet of inflow which is 99 percent of the longtime aver aver- age If this amount is realized the lake should reach elevation feet above with a usable content of acre feet Morrow Point Reservoir Reservoir Reser Reser- voir immediately downstream from Blue Mesa Dam Dam- should remain near full at feet acre-feet throughout the ye year r. r On the San Juan JuanI River ver r Navajo L Lake ke should receive a a. a runoff equal to tol percent percent per per- cent of normal The foot foot acre inflow inflow in in- flow should bring the lake level to an time all-time high at elevation feet above which Is' Is s' s only three feet fro from full LAKE LAJE MEAD on April 12 was at elevation elevation ele ele- ele 1182 feet fe t above above- md m.d. or or about 27 feet higher thin than n a year year ago g The There se- se s if now now 39 feet below the top of of the raised spillway gates at Hoover Dam At present it It contains 20 million l acre acre- acre acre- feet of avail available ble storage or 77 percent of its capacity Based on OR n the present forecast Lake M Mead ad Is Is- Is expected t torise rise to near elevation 1200 feet above by late lates late's s summer |