Schoolchildren in the vicinity are being allowed to leave schools to go home, according to local broadcaster WCAU.
The road leading to the town of Paulsboro has been reopened but a limited evacuation is still in force.
The Coast Guard told WCAU that there is no immediate threat.
More top news
ITV News spoke to six Democrats and Republicans to get their views on the dramatic showdown between the two presidential hopefuls.
Nicolas Sarkozy would give Britain the chance to reverse the Brexit vote if he is elected president of France.
Wet and windy in the north tomorrow, bright and warm in the south.