Several injured in explosion at BASF facility in Germany

FILE - The Feb. 18, 2016 file picture shows parts of BASF chemical plant at Ludwigshafen, Germany. Chemical company BASF says several people have been injured in an explosion at a facility in southwestern Germany. Company spokeswoman Ursula von Stetten said the explosion occurred late Monday morning Oct. 17, 2016 at a river harbor in Ludwigshafen, where BASF is based, that is used to unload flammable liquids and liquid gas. ( Uwe Anspach/dpa via AP,file) (The Associated Press)

Dark smoke rises from a facility belonging to chemical firm BASF in Ludwigshafen, southwestern Germany, Monday Oct. 17, 2016. The company said that several people were injured in a late-morning explosion. (Uwe Anspach/dpa via AP) (The Associated Press)

Dark smoke and fire rises from a facility belonging to chemical firm BASF in Ludwigshafen, southwestern Germany, Monday Oct. 17, 2016. The company said that several people were injured in a late-morning explosion. (Ralf Teutsch/dpa via AP) (The Associated Press)

Chemical company BASF says several people have been injured in an explosion at a facility in southwestern Germany.

Company spokeswoman Ursula von Stetten said the explosion occurred late Monday morning at a river harbor in Ludwigshafen, where BASF is based, that is used to unload flammable liquids and liquid gas.

She couldn't immediately say precisely how many people were injured. There was no immediate word on the cause of the explosion.