3:45 p.m. Update: Fire cause 'undetermined'

UW-Green Bay Police, the Wisconsin State Fire Marshal and the Brown County Arson Task Force have completed the on-site investigation of a fire that destroyed a campus apartment building during the early morning hours of Thursday, June 25, 2009.

Fire investigators have said the cause of the fire is “undetermined,” but have not ruled out the possibility of an electrical cause. Investigators have ruled out foul play/arson.

The area of the apartment, 3334 Walter Way (formerly Apartment 109), will be roped off until insurance investigation is complete.

The building — 17 units with 63 student beds — is considered a total loss with an estimated replacement cost of $3.5 million.