COLTON ( — A number of people — as many as seven — were reportedly trapped in a flood control channel Thursday in Colton.

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The seven people were airlifted to safety after the Santa Ana River swelled with rushing rain water.

CBS2’s Stacey Butler said none of the people rescued was seriously hurt.

Raging river waters swept several people into the wash near Riverside Avenue and Key Street, authorities said. Five agencies were involved in the rescue, Butler reported.

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Officials told Butler the people rescued were part of a homeless camp caught off guard by the sudden rush of water due to heavy rain in the area.

Meghan Reyes, reporting from Sky9, said a man was stuck in a tree in the middle of the river bed.

The man was safely rescued and airlifted by a fire department helicopter, Reyes said.

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Fire department personnel told Reyes they heard others “yelling for help.”