What is the altitude, latitude and longitude of Haikou?

Haikou is located in the plain, with an altitude of 15m, a latitude of 19 3 1'~ 20 04' and an longitude of11007' ~1042', and is located in Hainan.

In the pre-Qin period, Haikou belonged to Luoyue, a branch of Baiyue. At the end of Qin Dynasty, it belonged to Nanyue State. 11/year BC (the sixth year of Emperor Ding Yuan of the Han Dynasty), Haikou belonged to Zhuya County, which had jurisdiction over the secretariat of Jiaozhou in the Three Kingdoms period, Jiaozhou in Guangzhou, Jiaozhou in the Western Jin Dynasty and Yazhou in the Liang Dynasty.

Extended data:

Haikou hydrology

The total amount of self-produced water resources in Haikou City is 65.438+90.7 billion cubic meters, which is equivalent to the depth of surface runoff of 830 mm. Nandujiang, the longest river in Hainan Island, flows from the middle of Haikou City to the sea.

The phreatic layer is dominated by Nandujiang Delta phreatic water and basalt pore fissure phreatic water, with the distribution ranges of nearly 800 square kilometers and 400 square kilometers respectively, and the unit water inflow of water level can reach 14.6/s and 30 liters /s respectively.

The sea area within 60 ~ 100 m isobath is about 200 square kilometers, and the shallow sea and beach area within100 m isobath is hundreds of square kilometers. Most of Haikou's coastal slopes are gentle, the coastline is open and continuous, and the beaches are fine and white, including Holiday Beach and Baishamen Beach.

References:

Baidu encyclopedia-Haikou