The cliffs are the result of erosion of the Rangitata River, Ashburton River and Rakaia River alluvial fans whose mouths are all encompassed by this region (Single, 2006).
Mississippi River | River Thames | Amazon River | Columbia River | Hudson River | Colorado River | Potomac River | river | Ohio River | Missouri River | Delaware River | Murray River | River Tyne | Madeira River | Volga River | River Nene | River Clyde | River Trent | River Severn | Amur River | River Wear | Allegheny River | Red River | Dnieper River | Yarra River | Paraná River | River Tees | Fraser River | Yangtze River | Tocantins River |
The Ashburton, Rakaia, and Rangitata Rivers offer good fishing, the Rakaia in particular is renowned worldwide for its salmon fishing.
Well away from the site of the base, but equally important was the construction of the airbase's aviation fuel bunker, the largest in the country which was located at Bankside, beside the north bank of the Rakaia River next the Main South Line Railway.