Top Results for Honolulu Volcanic Series

Hanauma Bay is a volcanic tuff cone located along Oahu’s southeast coastline. Formed during the Honolulu Volcanic Series, its breached tuff ring creates a unique marine environment. Designated as a nature preserve in 1967, it provides sheltered waters for snorkeling and observation of diverse marine...

Koko Crater is a volcanic tuff cone on the southeastern side of Oahu, Hawaii, within the Honolulu Volcanics. It was produced by explosive interactions involving magma and water, which accumulated fragmented volcanic material around a broad crater. The sheltered interior contains the Koko Crater Bota...

Koko Head is a volcanic tuff cone located on the southeastern coast of Oahu, Hawaii. It formed during the Honolulu Volcanic Series, a series of relatively recent eruptions on the island's southeastern side. The site is known for the Koko Head Stairs, a steep hiking route consisting of numerous railw...

A phreatomagmatic tuff cone in Oahu's Koʻolau Range, Hawaii, whose crater floor holds a small freshwater lake fed by rainwater seepage.

Punchbowl Crater, known in Hawaiian as Puowaina, is a volcanic tuff cone in Honolulu on the island of Oahu. Its bowl-shaped interior contains the National Memorial Cemetery of the Pacific, which was established in 1949 and holds the remains of members of the United States armed forces. The crater is...

Koko Head, traditionally called Kohelepelepe, is a prominent tuff cone on the southeastern coast of Oahu, Hawaii, formed by explosive interactions between magma and water. It belongs to the Honolulu Volcanics, a group of relatively young volcanic features that also includes nearby Koko Crater and Ha...

Koko Crater, known in Hawaiian as Kohelepelepe, is a tuff cone located on the eastern side of Oahu, Hawaii. Rising to 1,208 feet, it is part of the Honolulu Volcanics series and features a distinct dry botanical garden inside its interior crater. During World War II, the United States military utili...

Manana Island, also known as Rabbit Island, is a small volcanic islet off the southeastern coast of Oahu, Hawaii. It is a tuff cone, formed from consolidated volcanic ash and other eruption materials, and belongs to the Honolulu Volcanic Series. The island is protected as a state seabird sanctuary a...

Salt Lake Crater is a tuff cone in Honolulu, Hawaii, whose crater floor was developed into residential and recreational land during the 20th century.

Kaohikaipu Island is a small, uninhabited volcanic islet off the southeastern coast of Oʻahu, Hawaii, near the Makapuʻu area. It is a tuff cone formed during volcanic activity associated with the Honolulu Volcanic Series, the group of rejuvenated volcanic vents on Oʻahu. The islet is protected as a...

Aliamanu Crater is a volcanic crater on Oahu, Hawaii, associated with the Pleistocene Honolulu Volcanics. The U.S. Army used the crater area for fortified positions and ammunition storage; tunnels and bunkers were constructed in the 1930s and remained in munitions use through 1975. In the 1970s, the...

Makalapa Crater is a volcanic tuff cone on Oahu, Hawaii, formed with nearby Salt Lake and Aliamanu craters about 0.5 million years ago by hydromagmatic explosions caused when water interacted with magma. It is part of the Honolulu Volcanic Series. Makalapa Hill, within the Pearl Harbor military area...