A 26-year-old woman was taken to hospital after an alleged knife attack in a Knott End home.
Police were called to an address on the Esplanade in Knott End on Thursday after reports of the assault.
A 32-year-old man has been arrested in connection with the assault and is in custody.
A Lancashire Police spokesman said: “We were called to an address in Knott End at 8.40pm yesterday evening.
“A 26-year-old woman was taken to hospital with minor injuries.
“A 32-year-old man was arrested at the house and remains in custody.”