Wisconsin may establish stormwater storage requirement for green roofs

Green roofs and other green infrastructure would be required to capture stormwater under a draft state wastewater discharge permit from the Milwaukee Metropolitan Sewerage District.

Compliance with the requirement would result in more rain barrels and rain gardens at homes, porous pavement in parking lots, thick coverings of plants on flat rooftops, landscaped swales on the sides of streets, and additional district purchases of wetlands and floodplains.

Click here to read more. +