The estimated cost to repair the primary spillway is $200mm: http://www.cnbc.com/2017/02/13/damaged-emergency-spillway-at-nations-tallest-dam-forces-massive-eva

The estimated cost to repair the primary spillway is $200mm: http://www.cnbc.com/2017/02/13/damaged-emergency-spillway-at-nations-tallest-dam-forces-massive-evacuations-in-california.html http://www.cnbc.com/2017/02/13/damaged-emergency-spillway-at... You can see the extreme damage in this photo: http://fm.cnbc.com/applications/cnbc.com/resources/img/editorial/2017/02/10/104275309-OrovilleDam_spillway_damage_Feb2017-b.530x298.JPG http://fm.cnbc.com/applications/cnbc.com/resources/img/edito...