A person died at Thatto Heath rail station after being struck by a train.
Officers from the British Transport Police (BTP) were called at 11.47am on Wednesday.
Emergency services are still at the scene.
A spokesman said: “BTP and Merseyside Police officers attended the incident and a person has been pronounced dead at the scene.
“Officers are now working to identify the person and inform their family.
“The incident is being treated as non-suspicious and a file will be prepared for the coroner.”