Below is the Quake Watch extreme quake and volcano activity as of the beginning 1998.
- An earthquake on January 9, 1998 in the Yellowstone National Park caldera caused the
Vault and Cascade geysers to begin erupting, per Discovery Online.
- On January 25, 1998, the Axial Seamount in the center of the Juan de Fuca Ridge 300
miles west of Oregon erupted, accompanied by an earthquake, per the NOAA.
- Piton de la Fournaise, on Reunion in the Indian Ocean, erupted on March 12, 1998
after five years of dormancy, per the Volcano Listserve.
- The USGS Earthquake report stated that a magnitude 8.8 earthquake occurred near
Balleny Islands Region south of Australia on March 24th.
- On April 27, 1998, Mount Peuet Sague in Indonesia in the province of Aceh erupted,
with the last eruption ending in 1921, per the Global Volcanism Network.
- On May 3, 1998 an 7.9 quake occured near Taiwan, per the USGS.
- On May 5, 1998 Arenal in Costa Rica erupted, per La Nacion, with the last eruption in
- In June, 1998, 318 quakes events were recorded at Mount St. Helens, per the USGS.
- On June 24, 1998, Iwate-san on the island of Honshu reawakened, per Tatsuro Chilba.
- On June 30, 1998, Korovin in the Aleutian Islands erupted for the first time since 1987.
- Papandayan in Java began activity again on July 1, 1998, per the Global News page.
The last eruption was in 1942.
- On August 21, 1998, the White Island volcanoe in New Zealand was put on an alert
due to fumaroles and gas vents with temperatures of 463 C, per the Smithsonian.
- Cerro Azul on the Galapagos Island in Ecuador reawakened on September 15, 1998,
per the Smithsonian.
- On October 27, 1998, the Nyamuragira in the Congo began producing lava again, per a
- Associated Press reported on October 26, 1998 that the dormant volcanos on the
Caribbean nation of Dominica are threatening to erupt, with 200 shallow tremors on a
- The USGS reported on November 29, 1998 that an 8.3 magnitude earthquake occurred in
the Ceram Sea near Sulawesi, Indonesia.