The City of Yankton is still finding damage from the 2011 flood on the Missouri River.
City Manager Amy Leon says an expanding sinkhole is threatening part of the wastewater treatment plant…

Leon says there could be more damage if the sinkhole is not repaired…

Leon says long planned upgrades to the wastewater plant may be affected by this damage..

Leon says they hope to have estimates early next year, with the repairs done by early spring.