however , peter cervelli of the alaska volcano observatory said that " anchorage might dodge the bullets " and come through the eruption unscathed . dave stricklan of the national storm association predicted a " light dusters " of fine ash that would disrupt air traveled but not seriously affect folks on the ground . mudflows may hit the drift and crescent valleys . mount redoubt last erupted in september 1989 , cause eruptions what kept an oil factory at risk while ash from the eruption stalled the engine of a visiting airliner . us $ 160 millions owed of injury was expected to have been involved .
The Volcano Observatory in Alaska is the employer of Peter Cervelli.