How big is the Yellowstone Park volcano?

Answer The Yellowstone Park volcano, also known as the Yellowstone Caldera, is 9,203 feet (2,805 meters) high. It spans an area of 28 x 47 miles (1,316 square miles). The volcano has not erupted for 70,00... Read More »

Top Q&A For: How big is the Yellowstone Park volcano

Is Yellowstone Park a volcano?

Yellowstone Park is a volcano, according to the U.S. Geological Survey. The volcano erupted 2 million years ago, 1.2 million years ago and 600,000 years ago. The final eruption produced a caldera... Read More »

What is the size of the volcano under yellowstone park?

The caldera, an underground volcanic depression, underneath Yellowstone National Park is 965 square miles. The magma chamber underneath the caldera is roughly the same size, which is a significant ... Read More »

When did Yellowstone become a park?

According to the National Parks Service, Yellowstone National Park was established in 1872, making it America's first national park. Yellowstone spans over portions of Wyoming, Montana and Idaho an... Read More »

When was Yellowstone a park&why?

President Ulysses Grant signed an act of dedication on March 1, 1872, making Yellowstone a national park. This was mostly due to the influence of F.V. Hayden, who was appointed by congress to explo... Read More »