5 10 — NGS TU0510 — Honolulu County, US

This triangulation station represents a component of the National Geodetic Survey's foundational control network established across the United States. Located in Honolulu County, Hawaii at coordinates 21.69765° N, 157.99212° W, this trig point serves as a reference station for horizontal geodetic control. Triangulation stations of this classification function as fixed monuments for surveying operations, mapping projects, and establishing precise positional frameworks across regions. The NGS network provides essential infrastructure supporting civil engineering, land surveying, and geographic information systems. Verification and documentation of such control points remain critical to maintaining survey accuracy and enabling professionals to establish reliable local coordinate systems. Though elevation data is not recorded in current registry information, the point's geodetic value derives from its established horizontal position within the national network.

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