Around 200 gallons of sewage leak near Nichols Arboretum in Ann ArborCity of Ann Arbor officials announced on Wednesday that the overflow was caused by a sewer pipe blockage made up of gravel and dirt from a collapsed sewer pipe.
โRoot ballโ causes 600 gallon sewage overflow in arboretum MondayA โroot ballโ blocked a pipe causing an estimated 600 gallons of sanitary sewage to overflow in part of the Nichols Arboretum.
Hundreds of gallons of sewage leak into University of Michigan arboretum in Ann ArborNo sewage reached any storm sewer or watercourse.