Qingdao is a coastal and hilly city, high in the east and low in the west, bulging in the north and south, with lower land in the middle. The mountainous area accounts for 15.5% of the total area of the city, the hilly area 25.1%, the plain 37.8%, and the lower land 21.7%. There are mainly three mountain ranges in the city: Mount Laoshan in the southeast, the Daze Mountain in the north, and the Jiaonan Mountains in the south.
In Qingdao, there are 32 rivers with river reaches of over 100 square kilometers, among which 5 have the river reaches exceeding 500 square kilometers. Dagu River is the largest one and the main source of the underground and runoff water of the city.
The total coastline of Qingdao is 730.64 kilometers, with 49 bays, 52 islands, 54 reefs and 14 beaches. The coastal area of Qingdao, zigzagging with abundant bays and beaches, and high quality seawater, is an ideal habitation place for many kinds of marine plants and animals of high economic value.
The wind resources of Qingdao are very rich with the effective wind resource utilization of 6,485 hours per year. Qingdao is also rich in light resources, with the radiation volume of sunlight reaching 120 kilowatt/square centimeters per year. The annual average sunshine time is up to 2,550.7 hours, with the sunshine percentage of 58%.