Armed police were called to Ferrybridge following a report a gunman was on the loose.
West Yorkshire Police Armed Response team were called to the Balmoral Close area after a man in camouflage clothing was described carrying what appeared to be a firearm.
The force helicopter searched for the suspect with officers from British Transport Police but he was not found.
Castleford firefighters were also called to the scene on April 2 after reports the man was setting grass fires near the train tracks.
Pontefract and Knottingely neighbourhood policing team has not been called to any repeat incidents in the area.