Narrabundah Hill, Dam at Northern end, corner of Warragamba Av and Eucumbene Drive. Walk straight over stile and straight ahead (W) and dam is 100m in and on your right in the second paddock. Climb through fence after the 7-8th fencepole for the second paddock (marker) find it in Google maps under Bulgar Creek -35.344363, 149.022882