SUMMIT, NJ - Clean-up is ongoing after a tanker overturned on Broad Street -- near the Route 24 overpass -- in the early morning hours of November 4.

According to the City of Summit, the accident -- which occurred at approximately 3:15 a.m. -- resulted in an estimated 1,350 gallons of gasoline spilling out into the roadway and surrounding vicinity and forced the closure of multiple thoroughfares, including Broad Street, the Route 24 overpass and Morris Turnpike.

Original reports pegged the spill at more than 8,000 gallons, but updated information indicates less than 20 percent of that amount actually was spilled. The tanker's fuel capacity is 8,500 gallons.

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As of 6:30 p.m., the New Jersey Department of Environmental Protection was on the scene completing remediation of the hazardous material spill. New Jersey Department of Transportation crews also remained on scene. The road is now expected to be reopened by midnight.

Incident response was provided by Summit Fire Department, Millburn Fire Department, Springfield Fire Department and Union Fire Department, as well as Union County Mutual Aid, Summit and Millburn police departments, Summit and Millburn first aid squads. Station coverage was provided by New Providence, Berkeley Heights and Mountainside fire departments, and by Cranford, Elizabeth and Plainfield fire departments.

No injuries were reported and the accident is under investigation by the Summit Police Department.