Before dawn on Tuesday, some residents in Tagaytay City in Cavite hurriedly packed their belongings to evacuate after reading on social media that Alert Level 5 was raised over Taal Volcano. Nonetheless, according to a report by Jonathan Andal on GMA News ‘ Unang Balita on Tuesday, the said level of warning was pronounced as not valid by the National Disaster Risk Reduction and Management Council. The Philippine Institute of


According to the latest PHIVOLCS newsletter, Taal Volcano remains under Alert Level 4 on Monday amid the ongoing “period of intense unrest.” The PHIVOLCS said the initial phreatic or steam-driven activity that started on Sunday was evolving into a magmatic eruption at 2:49 a.m. At 4:28 hrs. The magmatic eruption is characterized by a small lava fountain with thunder and lightning flashes. “Thirty-two of these earthquakes were felt in Tagaytay

This image is about Twittering magnitude-4.2 Tulunan

The Philippine Institute of  Volcanology and Seismology (PHIVOLCS) said another earthquake — magnitude 4.2 — struck Cotabato in the southern Philippines on Thursday morning. His epicenter was reported at 6:31 a.m. 13 kilometers north-east of Tulunan City, and the source of the temblor was tectonic with a concentration of 10 kilometers, he added. Kidapawan City confirmed strength IV, which was also devastated last October by previous quakes that hit Mindanao.

This image is about PHIVOLCS launches

The Philippine Institute of Volcanology and Seismology (PHIVOLCS) unveiled a website application that calculates the risk of tsunami in a region. On November 5, World Tsunami Awareness Day, the GeoAnalyticsPH was launched. Presented by GeoRisk Philippines ‘ Mabelline Cahulogan, the website provides summary reports of the barangay, municipal and provincial tsunami exposure levels across the country. The app estimates the population of the region exposed to tsunami threats, as well

This image is about 5.5 quake-weary Mindanao

Magnitude-5.50 quake shook Sarangani Province in Mindanao Friday morning, a day after a strong quake left five people dead and destroyed buildings in Cotabato Province and Davao City. In its advisory, PHIVOLCS said the quake occurred at 10:33 a.m. It had a range of 33 kilometers. It was of tectonic origin. Rommel Grutas, Senior Science Research Specialist at PHIVOLCS, said the earthquake was located 334 kilometers southeast of Sarangani, Davao

This image is about PHIVOLCS

The volcano that gave rise to the Apolaki caldera, the largest in the world, does not pose a danger of eruption, said PHIVOLCS manager Renato Solidum. According to Chino Gaston, Solidum stated that the volcano erupted millions of years ago. Recently, the marine geophysicist Jenny Anne Barretto of Pinay and a group of two scientists discovered the Apolaki caldera in Benham Rise. The US Geological Survey (USGS) describes the caldera

Desktop app

It can’t predict an earthquake, but by using it, real estate investors can prevent purchasing property that sits atop a fault. Others can avoid using it in locations that are subjected to risks, including volcanic eruptions, floods and landslides. According to Renato Solidum Jr., Under-Secretary for Disaster Risk Reduction and Climate Change at the DOST and Phivolcs officer, the app, which has real-life apps, enables individuals wired to search for

Surigao in earthquake

SURIGAO DEL NORTE, Philippines –  There are 25 confirmed people that were hurt and properties, buildings and established damaged after a 5.5-magnitude quake hit the town of Carrascal, in Surigao. The tremor, struck during the wee hours of the morning at 4:42 a.m., with its epicenter recorded nine kilometers southeast of Carrascal. The Philippine Institute of Volcanology and Seismology (Phivolcs) have confirmed this. A 3.8-magnitude aftershock followed at 5:15 a.m.


The Philippine Institute of Volcanology and Seismology will soon launch four desktop and mobilevapplications (apps) in relation to disaster risk reduction and mitigation. Phivolcs director Renato Solidum noted these apps are the GeoMapper-Exposure Data Mapper, GeoMapper-Situation Data Mapper, Geo Analytics, and HazardHunter PH. These were developed under the GeoRiskPhilippines Initiative project of DOST. Solidum stated that basically, this project, which runs from 2018-2020, is a geographic information system (GIS) that


Following an increase in its seismic activity over the weekend, Philippine Institute of Volcanology and Seismology (Phivolcs) on Sunday heightened the alert level over Bulusan Volcano in Sorsogon. Once zero then the alert level was raised to one after 16 volcanic earthquakes were recorded between 8 a.m. on Saturday and 8 a.m. on Sunday. Phivolcs described alert Level 1 is raised when hydrothermal processes may be underway beneath the volcano