Authorities also said that no damage was observed at the massive Three Gorges Dam, located on the Yangtze River, several hundred kilometres east of the epicentre.
The 22-year-old will climb to a career-high No. 5 after winning the Dubai Tennis Championships on Saturday, when she beat Germany's rising star Julia Gorges 7-5 6-4 in the final.
The weather was excellent and it was most pleasurable to sit on deck with a good drink and watch history unfold while leisurely passing castles, churches, deep river gorges and numerous locks along the way.