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Crater Lake National Park - National Park
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Crater Lake National Park

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description Crater Lake National Park Overview

Crater Lake National Park is an Oregon park established in 1902, centered on the deep blue lake formed after Mount Mazama collapsed.

help Crater Lake National Park FAQ

How did Crater Lake form?

Crater Lake formed after Mount Mazama collapsed following a massive eruption about 7,700 years ago. The caldera later filled with rain and snowmelt, creating Oregon's famous deep blue lake.

How deep is Crater Lake?

Crater Lake reaches a maximum depth of 1,943 feet. That makes it the deepest lake in the United States.

Can visitors go to Wizard Island?

Yes, Wizard Island can be visited by boat tours when seasonal lake access is operating. The boats are reached by hiking the Cleetwood Cove Trail, the only legal trail down to the lakeshore.

When was Crater Lake National Park established?

Crater Lake National Park was established in 1902. It was the first national park in Oregon and remains centered on the lake formed by Mount Mazama's collapse.

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