Revised final mandate removes 'co-benefits' of wider pollution improvements; utilities object, with big investments made and 21 state attorneys general had jointly opposed.
Industry brokers say the virus has not cancelled transactions but has put the brakes on speed of completion, with valuation uncertainties; U.S. payroll loan could also complicate sales.
The Potomac River tunnel is the final major element of the DC Clean Rivers program, which aims to reduce CSO volumes from the District’s century-old sewer system by 96% upon full build-out in 2030.
The decision comes on the heels of a preliminary findings from a Harvard study that long-term exposure to air pollution is connected to more illness and death in COVID-19 infections.