CHATFIELD STATE PARK, Colo. (CBS4)– The South Metro Fire Rescue Dive Team rushed to the swim beach at Chatfield State Park on Friday afternoon. One adult was reported missing near the swim beach at 3:22 p.m.

During the search a rescue boat capsized in the gusty thunderstorm winds. Everyone on board the rescue boat was accounted for and not hurt.

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(credit: South Metro Fire Rescue)

The person reported missing was seen swimming in the water on Friday afternoon before he went under and failed to surface.

(credit: South Metro Fire Rescue)

West Metro Fire Rescue and the Colorado Parks and Wildlife rangers are assisting in the search.

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(credit: CBS)

The last seen point for the adult has been marked and sonar is being used to look for the missing person.

(credit: CBS)

Unfortunately, crews determined that the mission was declared a recovery instead of a rescue about two hours after the person was last seen.

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The search was called off overnight for the South Metro Fire Rescue Dive Team but Colorado Parks and Wildlife was going to continue their search with their ROV- remote operated vehicle.

Jennifer McRae