NAME OF VOLCANO:                       DIDICAS        

LOCATION:                                        Babuyan Islands, Cagayan

                                                            (19° 04.6'N, 122°12.1'E)    

PHYSICAL FEATURES

Elevation:  0.228 km

Base Diameter:   1.2 km

Type of Volcano:  Submarine/Dome

GEOLOGICAL FEATURES

Rock Type:  Andesite

Tectonic Setting:  Babuyan (Bashi) Segment of  Luzon-Taiwan Arc

VOLCANIC ACTIVITY

Number of Historical Eruptions:  6

Year:  1773, 1856-1857, 1900, 1952, 1969, 1978 (Jan. 6-9, explosive, phreatic)

Eruption Type:  Submarine, phreatic, dome building