Leer South Mine opened after fire but re-sealed for carbon monoxide

Leer South Mine opened after fire but re-sealed for carbon monoxide

PHILIPPI, W.Va. (WBOY) — Six months after it was sealed off due to a fire, the Leer South Mine in Barbour County was reopened this month, but soon after was re-sealed due to high carbon monoxide levels. In an update released Monday, Core Natural Resources, which had operated the mine since the merger of CONSOL Energy and Arch Resources back in January, said that it opened the mine on June 10 and found the longwall "largely unaffected" by the fir…