MADISON, Wis. — Around 6 million gallons of untreated wastewater was released into the environment in Madison as a result of a crack in a sewer pipe, according to the Madison Metropolitan Sewerage District.
MMSD officials estimated that the overflow from the cracked pipe started Aug. 13. The crack happened on a pipe running through wetlands on the Nine Springs Wastewater Treatment Plant, which is near the Capital Springs State Trail.
MMSD said it became aware of the leak Friday, Aug. 22, when someone using the trail noticed water bubbling in the wetland…