Earthquake survivors in south west China's Sichuan province are in urgent need of drinking water, said state news agency Xinhua.
Sichuan Red Cross estimated that drinking water in Ya'an City will run out within three days despite rescue workers' efforts in delivering supplies to quake-hit area.
We drove through the worst affected areas, and there was damage all along the roads. This earthquake has caused devastation and despair.
More than 100 have died and 5,700 have been injured in an earthquake in China. Many were trapped under buildings near Ya'an in Sichuan.
A powerful earthquake struck China's south western Sichuan province today, leaving 157 dead and more than 5,700 injured.