A brush fire burning along Interstate 805 at H Street caused traffic backup in the area.
The fire broke out at around 3:30 p.m. and burned around two acres, according to the Chula Vista Fire Department. Forward rate of spread was stopped at around 4:30 p.m.
Westbound lanes of H Street, including the onramp to northbound I-805, are expected to be closed for a couple of hours, according to CVFD.
A cause has not been determined, and no injuries were reported.
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Crews from the San Diego, National City and San Miguel fire departments are also at the scene.
No other information was available.