 On 22 September 1991 WASA's very own purpose built facility was opened, and is currently the headquarters for softball in WA located at Lot 27 Chesterfield Road Mirrabooka (opposite Herb Graham Recreation Centre).The facility boasts an air conditioned bar area which provides a comfortable viewing area for patrons to watch games in comfort or wind down after a match.There are four diamonds all with lighting enabling games to be played at night.