The South Jersey Times cites the Gloucester County Freeholder director Robert Damminger - a local official - who confirmed that at least one of the carriages contained vinyl chloride.
It also quote county officials as saying that an environmental clean-up firm is attempting to place booms in the waterway to contain the spill.
More top news
The Indonesian police plane dropped out of contact and villagers have 'found police uniforms' in the sea.
The Post Office said it was 'business as usual' but unions said Saturday's industrial action was getting solid support.
A former German prisoner of war has left nearly £400,000 to a small Scottish village for the kindness shown to him during his captivity.