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Lake Powell officials take emergency steps to protect hydropower from Glen Canyon Dam


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Lake Powell officials take emergency steps to preserve hydropower from Glen Canyon Dam
2022-05-05 04:51:17
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The measures are supposed to buy the encompassing communities extra time to plan for the very real risk the reservoir, the nation's second-largest, will soon run out of water and the power to produce hydropower amid the West's local weather change-driven megadrought.

Step one is releasing extra water from upstream on the Colorado River this yr. The second is water can be held again in Lake Powell itself, instead of being sent to downstream states.

The US Bureau of Reclamation expects the dual actions will boost Lake Powell by almost 1 million acre-feet of water. The reservoir contained about 5.8 million acre-feet of water as of Tuesday, in response to the bureau, though its full capability is around 25 million acre-feet.

With out the emergency steps, the bureau estimated there was a couple of 25% chance the Glen Canyon Dam may have stopped producing hydropower by January. The dam generates energy for as many as 5.8 million properties and companies in seven states.

The company stated in a press release Tuesday's choice was intended to guard "hydropower generation, the facility's key infrastructure, and the water provide for the city of Web page, Arizona, and the LeChee Chapter of the Navajo Nation."

The emergency actions will buy the federal authorities 12 months because it considers longer-term measures.

"We've got by no means taken this step before, but the potential danger on the horizon calls for prompt motion," Assistant Secretary of Water and Science, Tanya Trujillo advised reporters. "We have to work collectively to stabilize the reservoir earlier than we face a larger disaster."

Lake Powell has dropped round 100 toes in the last three years because the West has been besieged by drought. Because the water degree has fallen, Glen Canyon Dam has misplaced about 16% of its capability to generate energy.

Bryan Hill, normal supervisor of the general public energy utility in Page, Arizona, likened the scenario to judgment day.

"We're knocking on the door of judgment day," Hill beforehand advised CNN. "Judgment day being when we haven't any water to give anyone."

The choices made for Lake Powell also affect its downstream neighbor, Lake Mead, which is the biggest reservoir in the nation.

Water cuts for many who rely on Lake Mead started in January, and Tuesday's resolution could result in additional restrictions.

Lake Mead's water degree is now low sufficient to expose one of the reservoir's authentic, 1971 water intake valves for the first time. The valve can not draw water, according to the Southern Nevada Water Authority, the company liable for managing water assets for 2.2 million people in southern Nevada, together with Las Vegas.

Officers over the weekend made one other disturbing discovery brought on by Lake Mead's plummeting water degree: a body in a barrel police say is a probable murder victim from the 1980s.

"The lake has drained dramatically during the last 15 years," said Las Vegas Metropolitan Police Murder Lieutenant Ray Spencer. "It is probably that we are going to discover further our bodies which were dumped in Lake Mead" because the water level drops extra.


Quelle: www.cnn.com

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