Abstract: Several large-scale and long-duration blackouts occurred in western Hubei power grid in recent years due to extreme natural disasters. A statistics is made of the damages of western Hubei power grid caused by natural disasters from 2008 to 2016, and the damage causes are analyzed from five aspects, including grid structure, design, equipment, construction, operation and maintenance. The anti-disaster enhancement measures are proposed for western Hubei power grid in terms of grid planning, design, equipment renovation, construction, operation and maintenance. The research results can provide an important reference for improving the anti-disaster abilities of power grid.