Shizuishan City is located in Ningxia Hui Autonomous Region, located in the northernmost part of Ningxia, bordering Ordos Platform in the east and Yinchuan Plain in the west, with a typical temperate continental climate. Shizuishan city is named for its outstanding rocks and beautiful scenery on both sides of the Yellow River. Shizuishan enjoys a superior geographical position, which lies between two national coal fields with 100 million tons. It is an important node city of Hubao Yinlan Economic Belt, Ningxia Yellow River Economic Zone and Ningmeng Shaanxi-Wuhan Golden Triangle Economic Zone.
Brief introduction of Shizuishan city
Shizuishan City is located in the upper reaches of the Yellow River, north of Ningxia Hui Autonomous Region, east of the Yellow River, and adjacent to Ordos City, Inner Mongolia. It faces Helan Mountain in the west and Alxa League in Inner Mongolia across the mountain. The Yellow River in the north is adjacent to Otog Houqi in Inner Mongolia; Yinchuan Plain borders xingqing district and Helan County, the capital of Yinchuan City, with a width of 88.8km from east to west and a length of 1 19.5 km2 from north to south. It is located at10558 ′ ~10639 ′ east longitude and 3821′ ~ 39 north latitude. The total area is 53 10 square kilometers.
Shizuishan City is adjacent to the Ordos Platform in the east and the northern Yinchuan Plain in the west. The altitude is between1090 m and 3475.9 m. According to the topography, it can be divided into four types: Helan Mountain, alluvial plain of alluvial fan at the eastern foot of Helan Mountain, alluvial plain of Yellow River and Ordos Platform. Helan Mountain, the highest peak in China, is 3475.9 meters above sea level and covers an area of 1605.7 square kilometers, accounting for 30.24% of the total land area of Shizuishan City.
Shizuishan is a typical temperate continental climate with abundant sunshine, concentrated precipitation, strong evaporation, dry air, large temperature difference and short frost-free period. Summer is hot and short, spring is warm and windy, autumn is cool and short, winter is cold and long. The annual average temperature is 8.4℃ ~ 9.9℃. The annual minimum average temperature is-19.4℃ ~-23.2℃, and the annual maximum average temperature is 32.4℃ ~ 36. 1℃. The geographical distribution of annual average precipitation is relatively uniform. The average annual precipitation in the whole city ranges from167.5mm to188.8mm. The annual evaporation 1708.7 ~ 25 12.6 mm is10 ~/kloc-0 of precipitation.
The surface water system of Shizuishan City consists of the main stream of the Yellow River, the first-class tributaries of the Yellow River, the Dusitu River, the Shuidonggou, the Helan Mountain Valley, the Yellow River drainage system, the plain lowland catchment lakes and swamps. Most of the water belongs to the Yellow River transit water. The main recharge sources of groundwater are Yellow River infiltration and mountain rainfall reserve, which are mainly concentrated in piedmont diluvial fans and plain areas. A small amount of weathered fissure water is stored in the weathered shallow mountainous area of Helan Mountain. There are few underground water reserves in Ordos platform.