Is the average altitude in Xi 9 meters?

The average altitude of Xi is less than 9 meters.

The average elevation of Xi City is 400 meters, with the highest point of 690 meters in the original area in the south and the lowest point of 307 meters near Weihe Beach. The terrain is generally high in the southeast and low in the northwest and southwest. Geographical height refers to the vertical distance above or below the sea level of a certain place or geographical thing on the ground, which is the abbreviation of altitude.

Xi 'an, referred to as "Gao", was called Chang 'an and Haojing in ancient times. It is a prefecture-level city, a provincial capital city, a sub-provincial city, a megacity and a core city of Guanzhong Plain urban agglomeration under the jurisdiction of Shaanxi Province. It is an important central city in western China and an important national scientific research, education and industrial base approved by the State Council. Xi 'an is located in the middle of Guanzhong Plain, bordering Weihe River in the north and Qinling Mountain in the south. Since ancient times, it has been known as "Eight Rivers Run Chang 'an". It is one of the important birthplaces of Chinese civilization and the Chinese nation and the starting point of the Silk Road. More than ten dynasties established their capitals here in history, including Fenghaodu, Qin Epang Palace, Terracotta Warriors, Han Weiyang Palace, Changle Palace, Sui Daxing City, Tang Daming Palace and Xingqing Palace. Xi is also the best tourist destination in China and one of the cities with the best international image in China. There are two and six heritages listed in the World Heritage List, namely the Mausoleum of Qin Shihuang and Terracotta Warriors, the Wild Goose Pagoda, the Little Wild Goose Pagoda, the Daming Palace Site in Chang 'an in Tang Dynasty, the Weiyang Palace Site in Chang 'an in Han Dynasty and the Xingjiao Temple Tower. In addition, there are Xi 'an City Wall, Shaanxi History Museum, Bell and Drum Tower, Huaqing Pool, Zhong Nanshan, Datang Furong Garden and Forest of Steles. There are seven "double-class" universities in Xi, including Xi Jiaotong University, Northwestern Polytechnical University and xidian university.