MTPR

U.S. Geological Survey

Yellowstone Park's Steamboat Geyser during a 2004 eruption.
(PD)

YELLOWSTONE NATIONAL PARK, Wyo. (AP) — The world's largest active geyser has erupted again in Yellowstone National Park.

The U.S. Geological Survey says the Steamboat Geyser erupted early Sunday, its fifth eruption this year.

Yellowstone visitors line up at the park's north entrance outside of Gardiner, MT.
Yellowstone National Park (PD)

BOZEMAN, Mont. (AP) — A recent report says visitors to Yellowstone National Park spent nearly $500 million last year in neighboring towns to the wilderness recreation area.

Lake Koocanusa
Darren Kirby (CC-BY-SA-3)

The U.S. Geological Survey has released a new modeling framework for collection and analysis of selenium data in Lake Koocanusa.

The framework is designed to organize data collected by different agencies using different protocols, with a long-term goal of helping managers develop a common water quality standard for selenium levels in Lake Koocanusa, which straddles the international border.

USGS map showing the areas shaken by Thursday's earthquake.
USGS

From bar stools to bed frames, hundreds of Montanans felt the magnitude 5.8 earthquake early Thursday morning that originated a few miles southeast of Lincoln.

Listen to the audio to hear what the quake’s seismograph reading sounds like. Thanks to French geologist Anthony Lomax for tweeting this audio file, produced by the Incorporated Research Institutions for Seismology.

These scientists are using GPS units to record precise locations of the edges of Grinnell Glacier.
USGS

Newly released data say glaciers in Montana’s Glacier National Park have shrunk as much as 85 percent since the 1960s, according to the U.S. Geological Survey. Some are now so small they’ve lost the characteristics that make them glaciers.

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