Ilocos Sur topographic maps

Average elevation: 1,377 m

Average elevation: 24 m

Average elevation: 18 m

Average elevation: 259 m

Average elevation: 25 m

Average elevation: 6 m

Average elevation: 30 m

Average elevation: 7 m

Average elevation: 4 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: 456 m

Average elevation: 15 m

Average elevation: 10 m

Average elevation: 53 m

Average elevation: 37 m

Average elevation: 222 m

Average elevation: 610 m

Average elevation: 36 m

Average elevation: 62 m

Average elevation: 9 m

Average elevation: 9 m

Average elevation: 612 m

Average elevation: 1,257 m