the leichhardt river forms the western boundary of the locality. together with the alexandra river, the cloncurry river, the flinders river and the saxby river and numerous creeks, they all flow from south to north through the locality. the alexandra river becomes a tributary of the leichhardt river at the north-western point of the locality and the cloncurry river and saxby rivers both become tributaries of the flinders river in the north-east of the locality, leaving only the leichhardt and flinders rivers to continue to flow into the gulf of carpentaria to the north.