POC 241+00 — NGS TU1725 — Kapolei, US

This triangulation station is part of the National Geodetic Survey's network of control points that establish the fundamental geodetic framework for the United States. Located near Kapolei on the island of Oahu, Hawaii, at coordinates 21.39642° North, 158.16278° West, this trig point serves as a reference monument for surveying and mapping activities throughout the Hawaiian Islands region. Triangulation stations of this type were historically established to provide accurate horizontal control for large-scale surveying projects. Such monuments remain valuable for verifying the integrity of local survey networks, supporting boundary determinations, and facilitating geospatial work. Continued documentation and periodic verification of these control points help maintain the reliability of Hawaii's surveying infrastructure and ensure consistency in geographic data across multiple projects and jurisdictions.

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