Water Catchment
The water catchment maps out the major drainage divides and outlines the sub-catchments within the drainage basin. As the amount of water run-off in any rainfall event is directly related to the catchment area, it provides a good visual indication of the amount of water that will flow past a particular point
The water catchment maps out the major drainage divides and outlines the sub-catchments within the drainage basin. As the amount of water run-off in any rainfall event is directly related to the catchment area, it provides a good visual indication of the amount of water that will flow past a particular point