HALEMANO — NGS TU1510 — Waipahu, US

This triangulation station is part of the National Geodetic Survey's trigonometric network, which establishes the foundational control points for precise surveying and mapping across the United States. Located near Waipahu on the island of Oahu, Hawaii, at coordinates 21.53899°N, 158.03968°W, this benchmark serves as a reference for local and regional geodetic work. Triangulation stations like this were historically established to create accurate positional control networks. Such points remain valuable for verifying contemporary survey data, establishing land boundaries, and supporting engineering projects. The documented location and network affiliation provide surveyors and mapping professionals with reliable reference information for their work. Verification and maintenance of these benchmarks ensures the integrity of Hawaii's geodetic infrastructure and supports continued accuracy in surveying operations throughout the islands.

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