Corraith House stands in an elevated position to the south of the old lochshore, recorded as 'Korreth' in 1654 and Corries in 1747. Above the loch on Wardlaw Hill are the remains of a 'citadel' fort or minor oppida, occupying the total summit plateau area., at about 145m OD, comprises an inner fort or settlement on the highest point of the plateau; it has a collapsed stone-built rampart and an entrance may have been positioned on the northern side. A ruined wall of a later date runs along the top of the rampart around the western half of the old fort.RCAHMS Retrieved : 2011-04-17 The older OS maps indicate that a flow of spring water once ran down to the Slough Burn from the site of what became the Ayrshire County Council water tank built in 1932.
