LOS ANGELES (CBSLA.com) — Residents from Sacramento to Los Angeles and Las Vegas reported seeing mysterious lights streaking across the night sky.

The flashes of light spurred numerous calls into the CBS2/KCAL9 newsroom from residents in Lennox, Lancaster, Adelanto and Riverside.

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The lights were also visible in other states, including Utah, and spurred a flood of reports and video on social media.

Witnesses said the ball of fire in the sky lasted about 30 seconds.

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The National Weather Service told Weathercaster Jackie Johnson, who also witnessed the lights, that the incident was not weather-related.

Meanwhile, Vandenberg Air Force Base also told CBS Los Angeles they did not have a launch Wednesday night.

As of 11 p.m., there was no official word on what caused the mysterious lights, though the annual delta aquarids meteor showers were peaking.

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Below are some of the videos that have surfaced online: