Hai’an elevation

Hai’an (Jiangsu), China elevation is 9 meters and Hai’an elevation in feet is 30 ft above sea level ^{[src 1]}. Hai’an is a seat of a third-order administrative division (feature code) with elevation that is 549 meters (1801 ft) smaller than average city elevation in China.

Below is the Elevation map of Hai’an, which displays elevation range with different colors. Scale of the first map is from -2 to 23 m (-7 to 75 ft) with average elevation of 4.9 meters (=16 ft) ^{[note 1]}
These maps also provides idea of topography and contour of this city, they are displayed at different zoom levels. More info about maps, scale and edge coordinates you can find below images.

#1 Hai’an elevation map:^{[src 2-3]}

Hai’an Topographic map:^{[src 2-3]}