Combined Sewer Outfall NC-083 discharges approximately 586 million gallons of untreated wastewater year into Newtown Creek.  This accounts for 2.2% of New York City's total sewer overflow into the estuary.

This CSO is ranked at #15 out of the ~434 permitted outfalls in the city, by volume. It is located alongside a second, smaller, CSO outfall, NC-019.