Ilocos Sur topographic maps

Average elevation: 9 m

Average elevation: 9 m

Average elevation: 610 m

Average elevation: 18 m

Average elevation: 7 m

Average elevation: 50 m

Average elevation: 24 m

Average elevation: 10 m

Average elevation: 119 m

Average elevation: 103 m

Average elevation: 1,377 m

Average elevation: 263 m

Average elevation: 65 m

Average elevation: 65 m

Average elevation: 259 m

Average elevation: 4 m

Average elevation: 66 m

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: 63 m

Average elevation: 36 m

Average elevation: 1 m

Average elevation: 9 m

Average elevation: 54 m

Average elevation: 76 m

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

Average elevation: 13 m

Average elevation: 2 m

Average elevation: 19 m

Average elevation: 714 m

Average elevation: 25 m

Average elevation: 471 m

Average elevation: 8 m

Average elevation: 34 m

Average elevation: 913 m

Average elevation: 142 m

Average elevation: 57 m

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: 108 m

The climate pattern of Sigay has two pronounced season, wet and dry season. The type of season is very common not only in the nearby towns but in the entire region as well. The wet or rainy season is from the months of June to October and dry season is from the months November to May. The place is cold…

Average elevation: 645 m

Bantay has an average elevation of 100 meters (328.08 feet), with a land area of 7,660 hectares (18,900 acres). It is an elevated and hilly municipality but some barangays, especially those near creeks, are prone to flooding during heavy typhoons.

Average elevation: 8 m

Average elevation: 9 m

Average elevation: 10 m

Average elevation: 15 m

Average elevation: 5 m

Average elevation: 144 m

Average elevation: 9 m

Average elevation: 16 m

The topography of the municipality is undulating to rolling with slope ranging from 0-30%.

Average elevation: 75 m

Average elevation: 15 m

Average elevation: 53 m

Average elevation: 6 m

Average elevation: 37 m