Yellowstone Volcano Observatory


Filter Total Items: 153
Date published: November 25, 2019

The 2017 YVO annual report—a new product of the Yellowstone Volcano Observatory!

Last week, the Yellowstone Volcano Observatory 2017 Annual Report was published online.

Date published: November 18, 2019

Why do we monitor carbon dioxide emissions in Yellowstone, and how?

The carbon dioxide (CO2) emitted from the Yellowstone magmatic-hydrothermal system has a number of characteristics that make it an important gas to monitor, including its great abundance, partial magmatic origin, and that it can provide information on the depth of the magma beneath the surface.

Date published: November 11, 2019

What is an earthquake swarm?

Yellowstone, like many regions with hydrothermal activity, often exhibits earthquake swarms. But how do we define an earthquake swarm and distinguish it from other seismic activity? And what is the cause of such swarms

Date published: November 4, 2019

So many scientific sensors in Yellowstone! So… Where are they?

Yellowstone is one of the best instrumented volcanoes in the world. There are several dozen GPS stations, seismometers, temperature sensors, river-monitoring sensors, tiltmeters, and strainmeters in the Park alone—and that number doesn't include the many sensors outside the Park!

Date published: October 28, 2019

Talking about talking about Yellowstone (and geohazards)

Three YVO scientist communicators joined up with a university social scientist and earthquake-science communicator to offer a short course on Communicating Geohazards. 

Date published: October 21, 2019

Journey into the roots of a hydrothermal vent system!

Multiple hydrothermal breccia pipes are exposed along the northern and western shores of Yellowstone Lake and provide clues into the shallow roots of the active vent systems. 

Date published: October 14, 2019

Part-time GPS – What's Up With That?

The backbone of Yellowstone's ground-based monitoring network consists of seismic stations, which detect earthquakes, and GPS (Global Positioning System) receivers, which track ground motion.

Date published: October 7, 2019

A personal commentary: Why I dislike the term "supervolcano" (and what we should be saying instead)

Let's ditch the overused, misrepresentative, and misapplied "supervolcano" term. Instead, let's call them "caldera systems."

Date published: September 30, 2019

No, Yellowstone isn't going to wipe out humanity

YVO gets a lot of questions about whether Yellowstone, or another caldera system, will end all life on Earth. The answer is—NO, a large explosive eruption at...

Date published: September 23, 2019

Top ten things I miss (and don't miss) about Yellowstone and YVO

"It's been two years now since I stepped away from YVO, and I wanted to take this time to reflect a bit on my experiences with the observatory and as a scientist working in Yellowstone." - Jake Lowenstern, YVO Scientist-in-Charge for 15 years

Date published: September 16, 2019

What's in a Name? The Misadventures of Truman Everts

"No food, no fire; no means to procure either; alone in an unexplored wilderness, one hundred and fifty miles from the nearest human abode, surrounded by wild beasts, and famishing with hunger. It was no time for despondency."
- Truman C. Everts in his account "Thirty-Seven Days of Peril" that appeared in Scribner's Monthly, November 1871