<p>The Philippine Institute of Volcanology and Seismology (PHILVOCS) said a deafening noise was reported at 9.15 a.m.<br /><br />Ash from the steam-triggered eruption hit as high as two km, Xinhua news agency quoted an official Renato Solidum as saying.<br /><br />Volcanic ash has fallen in the towns of Casiguran and Juban, located at the foot of the volcano. <br /><br />Troops will evacuate some 1,000 residents from these two towns, according to army officer Lt. Col. Santiago Enginco. </p>.<p>Mt. Bulusan is the highest peak in Sorsogon and covers a land area of 3,672 hectares. <br /><br />The volcano began spewing ash and steam in December last year. </p>.<p>Authorities have advised pilots not to fly close to the volcano's summit. </p>
<p>The Philippine Institute of Volcanology and Seismology (PHILVOCS) said a deafening noise was reported at 9.15 a.m.<br /><br />Ash from the steam-triggered eruption hit as high as two km, Xinhua news agency quoted an official Renato Solidum as saying.<br /><br />Volcanic ash has fallen in the towns of Casiguran and Juban, located at the foot of the volcano. <br /><br />Troops will evacuate some 1,000 residents from these two towns, according to army officer Lt. Col. Santiago Enginco. </p>.<p>Mt. Bulusan is the highest peak in Sorsogon and covers a land area of 3,672 hectares. <br /><br />The volcano began spewing ash and steam in December last year. </p>.<p>Authorities have advised pilots not to fly close to the volcano's summit. </p>