Frequency of Map Updates

The Ordnance Survey supply us with map updates on a regular schedule.

Quarterly

• 1:25,000 scale Explorer
• 1:50,000 scale Landranger
• 1:10,000 scale OS Vector Map Local

Half-yearly

• 1:50,000 scale GroundRanger
• 1:10,000 scale OS Open Map Local

Yearly

• 1:250,000 scale OS Road Map
• 1:1,000,000 scale OS Overview Map