Ilocos Sur topographic maps
Click on a map to view its topography, its elevation and its terrain.

Candon
Candon City is situated in the lower central portion of the Province of Ilocos Sur. It has a "C" shape with elevations ranging from 10 – 500 ft above sea level. The city is 346 kilometres (215 mi) from Metro Manila and 61 kilometres (38 mi) from Vigan City, the provincial capital.
Average elevation: 83 m

Vigan
Vigan is situated in a Quaternary Age sedimentary plain called the Vigan-Bantay Plain which is part of the Ilocos coastal plain. The Vigan-Bantay Plain is bounded on the east by a moderately rugged Miocene sediments consisting of interbedded sandstones and shale to very rugged Meta-volcanics and Meta sediment…
Average elevation: 34 m