While the future of the West Coast’s earthquake early warning system is in peril from President Trump’s proposed budget cuts, the network is beginning to slowly gain traction in both small and big ways.
A scattering of buildings are now equipped with audible alarms that will give occupants an advance warning ranging from seconds to more than a minute before the shaking from a major earthquake begins.
There are even buildings wired to prevent people from being trapped in elevators after an earthquake. The system is set up to trigger elevators to stop at the nearest floor for occupants to escape as an announcement is simultaneously broadcast: “Earthquake! Earthquake! Earthquake! Drop, cover and hold on!”
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Source: LA Times