When your building's basement flooding is caused by an underground river, here's what to do

… and mildew and for structural integrity especially since water from rivers can have much higher pressure than other sources of flooding  Editors note This is part two of a … in combination with sump pumps which are a must in any NYC building Margie Russell executive director of the New …

By Evelyn Battaglia |April 18, 2023 - 9:45AM