Country/territory: United Kingdom
Central coordinates (latitude / longitude): 54°12'49"N (54.2137°) / 007°29'21"W (-7.4893°)
Area (reported): 5,747 hectares / 57.47 km² / 14,201 acres / 22.19 square miles
Area (GIS-derived): 5,776 hectares / 57.76 km² / 14,273 acres / 22.30 square miles
Altitude: 40–75 m (131–246 ft)