Rapports

0700H During the past observation period, a still high level of seismicity prevailed over Mayon Volcano as forty (40) low frequency and three (3) high frequency volcanic earthquakes and four (4) episodes of high frequency tremors were recorded by the…

0700H Thirty-six (36) low frequency and two (2) high frequency volcanic earthquakes and three (3) episodes of high frequency short duration harmonic tremors were detected by Mayon Volcano telemetered seismic network during the past 24 hours. Ground deformation and Sulfur Dioxide…

0700H At 2355H an audible hissing sound originating from the crater was heard at the northwest lower slope of the volcano. Similar events occurred at 2356H and 0132H today and were recorded as low frequency type volcanic earthquakes. Nine (9)…

by Ernesto G. Corpuz, Raymundo S. Punongbayan Mayon Volcano in southeast Luzon erupted from 23 February to 07 March 2000. The initial eruption was characterized by relatively quiet dome extrusion at the summit crater and emission of lava flow to…

The telemetered seismic network around Mayon Volcano detected nine (9) low frequency and two (2) high frequency volcanic earthquakes and 14 high frequency short duration tremors during the past 24 hours. Ground deformation measurements using Electronic Distance Meter (EDM) at…

Ref: OCHA/GVA - 2000/0064 OCHA Situation Report No. 5 Philippines - Volcanic Eruption 23 March 2000 The following is a summary of updates released by the Office of Civil Defence in Manila on 17 March and by the Philippine Institute of Volcanology…

SVE INFORMATIONS RELEASE - MARCH 17, 2000 The seismic monitoring network around the volcano detected thirteen (13) low-frequency volcanic earthquakes and eight (8) episodes of short duration tremors for the past observation period. Ground deformation measurements using the Electronic Distance…

Ref: OCHA/GVA - 2000/0053 OCHA Situation Report No. 4 Philippines - Volcanic Eruption 14 March 2000 Situation 1. Since Mt Mayon in Luzon, the Philippines, has been relatively calm recently, the Philippines Institute of Volcanology and Seismology (PHIVOLCS) have lowered the alert on…

Appeal Target: US$ 137,134 Geneva, 8 March 2000 Dear Colleagues, The Mayon Volcano located in Albay Province on the southern tip of Luzon Island is one of the most active volcanoes in the Philippines. Mayon started to show new signs of…

Ref: OCHA/GVA - 2000/0044 OCHA Situation Report No. 3 Philippines - Volcanic Eruption 7 March 2000 Situation 1. Mt. Mayon in Albay province, 330 km southeast of Manila in the Philippines, has been in a state of upheaval since the…