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LA's LED Lights Turn Purple in Urban Evolution

11/23/2025

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Summary

Story summary

The Bureau of Street Lighting, a Los Angeles city agency, led the transition from sodium vapor lighting to light-emitting diodes (LEDs) to reduce energy costs.
The 2011 film "Drive" was among the last productions filmed under sodium vapor lights before the switch.
By 2022, 98% of Los Angeles roadways had been upgraded to LEDs.
Recently, reports indicate that these LEDs are turning purple, signaling an evolution in urban nighttime lighting.

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Story summary

The Bureau of Street Lighting, a Los Angeles city agency, led the transition from sodium vapor lighting to light-emitting diodes (LEDs) to reduce energy costs.
The 2011 film "Drive" was among the last productions filmed under sodium vapor lights before the switch.
By 2022, 98% of Los Angeles roadways had been upgraded to LEDs.
Recently, reports indicate that these LEDs are turning purple, signaling an evolution in urban nighttime lighting.