Mauna Kea is a volcano on the island of Hawaii in the United States of America. Standing 4,205 m (13,796 ft) above sea level, its peak is the highest point in the Hawaii. Mauna Kea stands at more than 10,200 m (33,500 ft), significantly taller than the elevation of Mount Everest above sea level. Mauna Kea is about two million years old, and thus passed the most active shield stage of life hundreds of thousands of years ago.

According to the USGS, as of January 2012, the Volcanic-Alert Level is "Normal".

In Hawaiian mythology, the peaks of the island of Hawaii are sacred, and Mauna Kea is the most sacred of all.