Gaizhou city is located in the south of Liaoning Province, in the middle of the northwest of Liaodong Peninsula, on the east coast of Bohai Sea, at the junction of Liaohe Plain and hilly areas in southern Liaoning. It is located at 39 55 ′12 ″ to 40 33 ′ 55 ″ north latitude and1215 ′ 44 ″ to122 53 ′ 26 ″ east longitude, with the maximum horizontal distance of 80km from east to west and the maximum from north to south.
The whole territory is located in the south of Yingkou, bordering Laobian District and dashiqiao city in the north, Bohai Sea and Bayuquan District in the west, Xiuyan Manchu Autonomous County and zhuanghe city in the east, and Pulandian District and wafangdian city in Dalian in the south, with a total area of 2,930 square kilometers.
Gaizhou city is characterized by "six mountains, three waters and one field", which belongs to the hilly area of southern Liaoning. The low hills in the east and southeast are the extension of the front mountain, and the plains in the west and northwest form a stepped landform with high east and low west. The western coastal area is 5 meters above sea level, which is the lowest point in the city. The elevation of plain area is 19 m, the elevation of hilly area is 48 m, and the elevation of low mountain area is 170 m.
Climate and hydrology:
Gaizhou city has a warm temperate continental monsoon climate with four distinct seasons, abundant sunshine, moderate heat and cold, and a mild and pleasant climate. The annual average temperature is 6.9 ~ 9.5℃, and the temperature gradually decreases from west to east with the terrain. The extreme maximum temperature is 36.6℃, the extreme minimum temperature is -28.5℃, the annual frost-free period is 170 ~ 186 days, and the annual precipitation is 600 ~ 790 mm.
The frost-free period in the city has gradually shortened from west to east, and the precipitation has gradually increased. The annual sunshine hours are 276 1 hour in plain and 2 100 hour in mountainous areas. The annual average wind speed is 3.1m/s.
The main rivers in gaizhou city are Daqing River and Biliu River. Daqing River originates from Bapanling, Jianyi Town, dashiqiao city, and flows into Bohai Sea from Huangtuling Town, dashiqiao city, with a domestic flow of 6 1.5km and a drainage area of 720.3km2. ..
Biliu River originates from Yangdingzi Mountain in Wolongquan Town, flows southward into the Yellow Sea through zhuanghe city and Pulandian District, with a domestic flow of 92.3 kilometers and a drainage area of 1.320.5 square kilometers. Besides, there are dozens of smaller rivers, such as Xiongyue River, Dufu River and Shahe River.
Reference to the above content: Baidu Encyclopedia-gaizhou city