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Norwalk River Sodium Bisulfite Discharge

Norwalk, CT, USA | 2018-May-08

Initial Notification: On May 8, 2018, the USCG Sector Long Island Sound notified the NOAA SSC of a discharge of 3500 gallons of a 37% Sodium Bisulfite solution into the Norwalk River, CT, from a leaking above ground storage tank. The incident was discovered at 1330 hours (local) on May 8, but the discharge is believed to have taken place over the past 30 hours. USCG requested information on the potential fate and behavior of the spilled material.

Incident Details
Primary threat:Chemical
Products of concern:Sodium Bisulfite
Total amount at risk of spill: 3500 gallons
Latitude (approximate): 41° 6.60′ North
Longitude (approximate): 73° 24.60′ West