Yellowstone

Eruptions

Category archives for Yellowstone

Old Faithful geyser at Yellowstone National Park. A few thoughts about faulting, earthquakes and eruptions: The earthquakes at Yellowstone have been universally attributed to fault movement rather than magmatic activity by the USGS and the researchers at the University of Utah. This is likely based on the moment solutions for the earthquakes (i.e., the sense…

Two quick notes: A Costa Rican farmer evacuating in early January 2010 after renewed activity of Volcan Turrialba. Well, it appears that after a quiet night on Friday, the current Yellowstone swarm picked up where it left off. We’re now up to 1,200 earthquakes since January 17th, with a pair over M3 today. Of course,…

Outcrops of Obsidian Butte, California, near the Salton Sea. A brief update on the two earthquake swarms making news right now: Yellowstone The earthquake swarm at Yellowstone is still rumbling along, reaching over 1,000 earthquakes measured over the last week. However, the swarm has begun to die down overnight – with no earthquakes between 10:41…

Quick news updates for a Wednesday… The island (and volcano) of Gran Canaria in the Atlantic Ocean. It last erupted in ~20 B.C. The earthquakes keep coming at Yellowstone – up to a M3.5 in the last 24 hours. Time has already put up an article wondering about whether people need worry about the swarm…

A hot spring in Yellowstone National Park. Image courtesy of the USGS. Yesterday I left a little teaser about the current earthquake swarm going on at the Yellowstone Caldera. Eruptions readers have come through with even more information on the swarm. Over 250 earthquakes have occurred in the park over the last few days, most…

Busy busy today with the first day of spring semester classes, but … Yellowstone is having a nice little earthquake swarm, eh? Likely it is nothing beyond fluid flow as the earthquake are shallow, but hey, it is still fun to see.

Gambling on a volcano

Gambling and volcanoes go hand-in-hand? Somehow I didn’t pick up on this, but people are gambling on volcanoes now? I mean, I suppose if they bet on the coin toss at the Super Bowl, people will bet on anything. Now, I’m not one to judge the taste in any of this, but here are the…

2009: The Volcanic Year in Review

Here it is, my attempt to recap a year’s worth of volcanic events. By no means is this supposed to capture every event, but rather the highlight/lowlights and what most captivated me during 2009. I’ll be announcing the winner of the 2009 Pliny for Volcanic Event of the Year tomorrow. Waimangu Geothermal Valley in New…

Some news for today: Yellowstone National Park, USA. Another fine example of media headline versus actual research, an article in the Jackson Hole Daily about a new study by Dr. Robert Smith and others on the Yellowstone plume was titled “Park’s giant magma plume eating up mountains”. Yikes! Well, the actual study published recently in…

We’ve arrived at Friday. The local time is 8:45 A.M. Set your watches accordingly. Batur, Indonesia Some news! More evacuations have been authorized near Mayon as the volcano continues to show signs of significant eruption. Activity has quieted some since Tuesday’s explosion, but PHIVOLC still expresses concern that an eruption in impending within weeks. I’ll…