Country/territory: Portugal
Central coordinates (latitude / longitude): 37°12'00"N (37.2000°) / 007°25'59"W (-7.4333°)
Area (reported): 2,147 hectares / 21.47 km² / 5,305 acres / 8.29 square miles
Area (GIS-derived): 2,150 hectares / 21.50 km² / 5,313 acres / 8.30 square miles
Altitude: 0–42 m (0–138 ft)