AVO staff visited on October 24th to conduct pre-winter maintenance on Spurr’s monitoring network and noted that the fumaroles (steam/gas vents) in Spurr summit’s crater were steaming.

2025年3月12日 · Likelihood of Mount Spurr eruption in the next few weeks or months has increased Summary During overflights on March 7 and 11, AVO measured significantly …

2025年3月11日 · During an overflight on Friday, March 7, AVO measured about 450 metric tons per day of SO 2 from the Spurr summit vent (figure). This is an increase from less than 50 …

2025年3月13日 · The volcano has seen an uptick in earthquakes and "significantly elevated volcanic gas emissions" in recent days. Mount Spurr is an 11,000-foot-tall volcano located …

2025年3月13日 · A volcano near Anchorage, Alaska's largest city, could erupt in the 'next few weeks or months,' the Alaska Volcano Observatory (AVO) has shared in a release.

2025年2月9日 · Currently, most of the them are occurring under the Crater Peak vent, with some also located under the summit of Mount Spurr. Clear views of the volcano showed no unusual …

Trique’s Oval A/C Vents feature a polished billet aluminum housing with polished stainless steel vents that swivel. The housing accepts a standard 2 1/2″ A/C hose.

Automatic Opening Vent (AOV) Rooflights are electrically operated natural smoke and heat exhaust ventilators (NSHEV) that allow natural light into a building. They can also be used for …

certified roof vents for shafts, end of corridors and stairwells. Order online with 24hr delivery options. has an extensive range of 24-hour despatch BS EN 12101-2 roof vents, louvres, …

Water vapor and volcanic gas billowed from a dramatic, linear series of pits or vents extending about 1,250 m (4,100 ft) across the heavily crevassed and disrupted glacial-ice cover on the …