On top of Lighten Hill on the North side of MOD road by flag pole. This is a restricted site, part of the Otterburn Training Area. No access when red flags are flying.
LOCKED All surface features remain intact but weathered due to exposed position. the hatch is locked but can be opened with a ’T’ bar key. The folding table, shelf, cupboard, light, wiring and some BT equipment remains. The BPI was still in place, this has been removed.
The foundations of a building are close by.
Opened in 1963 and closed in 1991.