The state weather bureau warned residents near the Mayon Volcano of possible lahar flows as the Bicol region may experience ...

Washington’s intense bout with record-breaking temperatures likely triggered a glacial mudslide on Mount Rainer. Monitors registered the lahar Tuesday afternoon, saying it lasted for hours. Lahars, ...

TROUT LAKE — As Pat Arnold plucked weeds from her yard with a view of snow-capped Mount Adams, she navigated around large boulders that hint at the volcano’s destructive past. Over the course of ...

MANILA, Philippines —No reports of lahar from Mayon Volcano have emerged after several days of rain, but state volcanologists have urged caution, as the possibility remains. In a public briefing on ...

MANILA, Philippines — Lahar flows were monitored in at least four waterways surrounding Kanlaon Volcano in the last couple of days, according to the Philippine Institute of Volcanology and Seismology ...

Mount Rainier was quiet Wednesday morning. The lahar siren at a Puyallup fire station was not. The lahar-warning system at the station at 311 W. Pioneer went off about 10 a.m. The Puyallup Police ...

PUYALLUP, Wash. — Thousands of lives are potentially at risk if Mount Rainier were to erupt and on Thursday, students in Pierce County practiced how they would escape if lahars began pushing through ...

CITY OF SAN FERNANDO, Philippines — Filipino-American geologist Kelvin Rodolfo on Saturday urged government investigators to determine whether the use of large amounts of lahar from Mt. Pinatubo in ...

The Puyallup River valley can expect monthly chimes in lieu of blaring sirens going forward. Pierce County has upgraded the lahar siren system to include blue strobe lights, a voice message and a few ...