phreatic

It has created a small phreatic crater at the summit.

During the 19th and 20th century, small phreatic eruptions occurred.

On May 16 and 17, the mountain stopped its phreatic eruptions completely.

The advisory was given a day after the phreatic explosion that had occurred last May 7, 2013.

At that point, the previously consistent phreatic activity had become intermittent.

The eruptions of this period were likely phreatic (steam explosions).

The lakes have been a source of minor phreatic eruptions in historical time.

It was reported as phreatic and possibly partly submarine.

Thereafter, water is removed and activity becomes more magmatic than phreatic.

More recently, there was a phreatic eruption in 1766 that deposited ash over a wide area.

According to eyewitness, phreatic eruptions continued after the large collapse at least twice.

Mild phreatic eruptions of Tacaná took place in historical times.

New Goyden's passage is typically about 8m diameter phreatic tunnel.

It has seen activity ranging from phreatic eruptions to ash flows.

This caused an extremely violent explosion known as a phreatic explosion.

The eruption is currently ongoing with vigorous phreatic bubbles emerging.

On 25 November 2011 the eruption was ongoing with vigorous phreatic bubbles emerging.

Almost all of its eruptions involved phreatic activity.

Phreatic eruptions occur when rising magma makes contact with ground or surface water.

This Brazilian fish is one of the few fish species that live underground in phreatic habitats.

Water content in the capillary fringe decreases with increasing distance above the phreatic surface.

Small, phreatic eruptions occurred frequently during this phase, averaging 100-160 explosions per day.

Bulusan is generally known for its sudden steam-driven or phreatic explosions.

Phreatic line is a seepage line passing from the water level point up to the provided filter.

Since 1772, only small phreatic eruptions were recorded before an explosive eruption that began in November 2002.