Disclaimer
Water Level 7 days
Rainfall 7 days
Flow 7 days
Monitoring site comments
The Gorge water level and rainfall recorder is situated on the Ahaura River in the middle Grey catchment, 53km upstream of the township of Greymouth. The site has a catchment area of 790km2. Summer water levels at this site can get as low as 1.9 metres but normal water levels are closer to 2.1 metres. A high flood water level of 7.4 metres was recorded at this site in February 1997.
This site records a mean annual rainfall of 2450mm and daily falls of up to 140mm.
This site is operated by the National Institute of Water & Atmosphere, as part of the National Hydrometric Monitoring Network, and the West Coast Regional Council as part of the Regional Council Flood Warning Network.