In 1942 the unit was renamed the Central Navigation School and the strength was increased to 58 Ansons, they were joined two years later by a number of Vickers Wellingtons in the same role.

This unit operated in the night air-defence role, mainly in the protection of the industrial and port areas of Liverpool.

A United States Army Air Forces liaison flight, operating Stinson L-5 Sentinels, also worked from the site in 1944.

[7] The following units were also here at some point:[14] Since the closure of the station, the M6 has been built and it cuts through the former north east corner of the airfield.

[7] In 2000, Scottish Power unveiled plans to store gas in the former salt brine caverns underneath the site.