TAMPA, Fla. -- A man was pulled from the water Monday after he fell off of a dock while power washing near the Tampa Convention Center. He did not resurface, according to Tampa police.

The incident occurred about 11 a.m.

Tampa police and Fire Rescue divers arrived and it took them several minutes to find the man.

Witnesses said he was power washing the side of the dock when he fell. A passer-by saw the man fall, jumped in but was unable to find the other man.

The rescued man has life-threatening injuries and has been taken to Tampa General Hospital.