Boulder Sheriff Joe Pellesays 4 people have already lost their lives in the tragic flooding in Boulder County but there may be more victims as at least 80 are still not accounted for.

County authorities say those 'unaccounted for' are not considered missing but have not contacted friends or family.

Sheriff Pelle said a fourth body found Friday was a woman who was swept away Thursday after the vehicle she was riding in got stuck in water north of Boulder. She has not been identified. A man in the same vehicle died after he got out trying to help her.

A third person died Thursday evening when a structure in Jamestown collapsed.

Another man, 54-year-old Danny Davis, was found dead south of Colorado Springs in Fountain Creek.