Mount Tapochau is the highest point on the island of

Saipan Saipan ( ch, Sa’ipan, cal, Seipél, formerly in es, Saipán, and in ja, 彩帆島, Saipan-tō) is the largest island of the Northern Mariana Islands, a Commonwealth (U.S. insular area), commonwealth of the United States in the western Pa ...

in the

Northern Mariana Islands The Northern Mariana Islands, officially the Commonwealth of the Northern Mariana Islands (CNMI; ch, Sankattan Siha Na Islas Mariånas; cal, Commonwealth Téél Falúw kka Efáng llól Marianas), is an unincorporated territory and commonw ...

. It is located in the center of the island, north of San Vicente village and northwest of

Magicienne Bay Laolao Bay (also spelled Lao Lao, Laulau, or Lau Lau; meaning ''shake'', ''vibrate'', ''quiver'', ''totter'' or ''tremble'' in Chamorro language, Chamorro and sometimes referred to as Magicienne Bay) is a large bay on the southeast side of Saipan in ...

, and rises to a height of 474 m (1555 ft). The mountain offers a 360 degree view of the island. Mount Tapochau was vital in

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

as a result of this. As of 2016, the only road up to Mount Tapochau is a long, winding, uphill climb over endless loose rocks and massive potholes. The road looks as though it has been repeatedly eroded by heavy rain over many years. This path would be dangerous to traverse in wet weather and should only be approached in a heavy duty vehicle in dry weather.

Geology

The base of Mount Tapochau is covered with

phosphate In chemistry, a phosphate is an anion, salt, functional group or ester derived from a phosphoric acid. It most commonly means orthophosphate, a derivative of orthophosphoric acid . The phosphate or orthophosphate ion is derived from phospho ...

manganese Manganese is a chemical element with the symbol Mn and atomic number 25. It is a hard, brittle, silvery metal, often found in minerals in combination with iron. Manganese is a transition metal with a multifaceted array of industrial alloy use ...

ore Ore is natural rock or sediment that contains one or more valuable minerals, typically containing metals, that can be mined, treated and sold at a profit.Encyclopædia Britannica. "Ore". Encyclopædia Britannica Online. Retrieved 7 Apr ...

sulphur Sulfur (or sulphur in British English) is a chemical element with the symbol S and atomic number 16. It is abundant, multivalent and nonmetallic. Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula ...

, and

coral Corals are marine invertebrates within the class Anthozoa of the phylum Cnidaria. They typically form compact colonies of many identical individual polyps. Coral species include the important reef builders that inhabit tropical oceans and sec ...

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

. The peak is also a limestone formation.

References

History of Mount Taptochau

Geological sections across Saipan
(see section B) Landforms of the Northern Mariana Islands Saipan Mountains of Oceania {{NorthernMarianas-geo-stub