Hazardous material crews were called to a tractor-trailer crash on southbound I-95 near the Aberdeen exit Monday, officials said.
The tractor-trailer had a ruptured saddle tank in the crash, according to the Susquehanna Hose Company.
The hose company said in a Facebook post about 1:40 p.m. that it responded to the scene with Harford County HAZMAT crews. The cause of the crash was unknown.
No further details were immediately available.