Extended data
Location and Region Huarong County is located in the northern border of Hunan Province, in the west of Yueyang City, with the east diameter11218' 31"~131'32" and the north latitude of 2000. It borders the Yangtze River in the north and Dongting Lake in the south. It is adjacent to six counties (cities) and farms, Junshan District of Yueyang City in the east, Nanxian County of Yiyang City in the west, Beizhouzi Farm in the south, Shishou City of Hubei Province in the north and Jianli County of Hunan Province across the river in the northeast. The county is 70 kilometers, with the maximum horizontal distance of 68 kilometers from east to west and 80 kilometers from north to south. Rainwater storage area 16 12 square kilometers, accounting for 0.76% of the province's area; Among them, the plain 1028 square kilometers, accounting for 56%; The hilly area is 328.2 square kilometers, accounting for17.08%; The water surface is 255 square kilometers, accounting for 26.2%.
Huarong, located on the Jiangnan axis of the Jianghuai platform, belongs to the Jiangnan ancient land with strong compressional folds and strong uplift movements. The county is located in the northern edge of Dongting Lake concave basin, with high terrain in the north and low terrain in the south, high hills in the middle, flat and open east and west, and slightly inclined to Dongting Lake in the east. The features of landform zoning are obvious: the northeast is hilly, the valleys alternate with the plains, the south-central is hilly, and the rest are plains. The average altitude is more than 35 meters, the highest altitude (Leidayan) is 382.9 meters, the lowest altitude is 2 1 meter, and the height difference is 36 1.9 meters. According to the types of landforms, the county can be divided into two categories: plains and mountains. Plain area 1028 km2 (excluding rivers, lakes, rivers and reservoirs), which can be divided into: river plain, valley plain and lakeside plain; The total mountainous area is 328 square kilometers; According to the height, it can be divided into three categories: hills, hills and low mountains.
Climate characteristics Huarong belongs to the north subtropical zone and belongs to the humid continental monsoon climate. "The climate is mild, the four seasons are distinct, the heat is sufficient, and the rain is concentrated; The temperature is changeable in spring, dry in summer and autumn, short cold period and long summer. The extreme maximum temperature in 2008 was 37.5 degrees. Extreme minimum temperature -3.9 degrees, annual precipitation 1 188.6 mm, sunshine 15 16.8 hours. The frost-free period is 262 days.
natural environment
Water system Huarong lakes and rivers are dotted with developed water systems. There are 2/kloc-0 inner lakes, with a water storage area of 74.5 square kilometers, a storage capacity of 1.2 1.54 million cubic meters, and 8 inland rivers, with a length of 95 1.4 kilometers and a storage capacity of 38.57 million cubic meters. There are 59 reservoirs, including 2 medium-sized reservoirs, 6 small (I) reservoirs, 5 1 small (II) reservoirs, and 6,208 hillsides of Shantang Port, with a total storage capacity of 68.73 million cubic meters. Dachi River and Huarong River in the Yangtze River system pass through the territory. Adding the annual average rainfall of 1.2 1.4 mm, the total output is 30 million cubic meters, minus the evaporation of 630 million cubic meters, including surface water1.1.40 million cubic meters and groundwater of 360 million cubic meters, which is a veritable "water town".
References:
Administrative Division-Huarong County People's Government
Physical Geography-Huarong County People's Government