G 245 — NGS TU0662 — Waipahu, US

This triangulation station is part of the National Geodetic Survey's network of control points establishing the geodetic framework for the United States. Located near Waipahu on the island of Oahu, Hawaii, at coordinates 21.49501° N, 158.05037° W, this trig point serves as a fundamental reference for surveying and mapping activities throughout the Hawaiian Islands region. Triangulation stations of this type form the backbone of horizontal control networks, providing accurate positions for subsequent surveys, engineering projects, and geographic information systems. The NGS maintains these benchmarks as essential infrastructure for cadastral surveys, construction layout, and cartographic work. Verification and documentation of such control points remains valuable to surveying professionals, ensuring positional accuracy for modern projects while preserving the historical geodetic record. Access to reliable reference coordinates facilitates consistent survey operations across the Pacific region.

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