SOH 51 — NGS DR2113 — Waipahu, US

This triangulation station is part of the National Geodetic Survey's network, which provides the fundamental control framework for surveying and mapping activities throughout the United States. As a trigonometric station, this benchmark serves as a precisely positioned reference point established through classical triangulation methods. Located near Waipahu on the island of Oahu, Hawaii, at coordinates 21.47589°N, 158.05097°W, this station contributes to Hawaii's geodetic infrastructure. Triangulation stations of this type are valuable for establishing accurate horizontal control networks and serve as references for cadastral surveys, engineering projects, and scientific measurements. Verification and documentation of such benchmarks remain important for maintaining the integrity of surveying records and ensuring continuity of positional references for both historical and contemporary applications.

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