Table 1: Operating Conditions

Normal High Water Level EL460m
Design flood water Level EL460.7m
Minimum Operating level EL424m
Maximum normal operating draw down rate (EL460m to EL 424m) 133 Days
Maximum draw down rate (Emergency) (EL 460m to EL 424m) 14 Days
Complete Emptying (Emergency) (EL424m to EL 385m) 15 Days
Design Wind Speed 160km/h
Earth quake -maximum horizontal bedrock acceleration 0.1g