Firefighters battled a one-alarm blaze by water and land at a commercial pier in San Francisco’s Central Waterfront Sunday night, officials said.

Crews responded to a report of a fire at a 30-by-100 foot pier at 401 23rd St. at 10:26 p.m., officials said.

The shipping company DHL is located at that address.

A fireboat was called to assist crews on land from water, according to officials.

The blaze was under control at 11:17 p.m., officials said.

No one was injured.

The cause of the fire is unknown, but it is believed to be accidental, according to officials.

The fire is under investigation.

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