Concerns have been raised over plans to close Lancashire's police helicopter base.
The site at Warton is earmarked to close next year yet the helicopter could stop flying from the base before that.
Air cover would be provided from Barton in Greater Manchester and Hawarden in Flintshire, North Wales.
Rachel Baines, Chair of Lancashire Police Federation said:
Chief Superintendent Tyron Joyce, Chief Operating Officer for the National Police Air Service said: