Porto elevation

Porto (Piauí), Brazil elevation is 40 meters and Porto elevation in feet is 131 ft above sea level ^{[src 1]}. Porto is a populated place (feature code) with elevation that is 342 meters (1122 ft) smaller than average city elevation in Brazil.

Below is the Elevation map of Porto, which displays elevation range with different colors. Scale of the first map is from 19 to 104 m (62 to 341 ft) with average elevation of 41.9 meters (=137 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 Porto elevation map:^{[src 2-3]}

#2 Zoom out 2x:^{[src 2-3]}

Porto Topographic map:^{[src 2-3]}