W 15 A — NGS DR8033 — Honolulu County, US

This triangulation station is part of the National Geodetic Survey's control network, which establishes the fundamental geodetic framework for the United States. Located in Honolulu County, Hawaii, at coordinates 21.69494° N, 158.00972° W, this trig point serves as a reference station for precise surveying and mapping activities across the Hawaiian Islands. As a triangulation monument, this benchmark provides essential horizontal control for cadastral surveys, engineering projects, and geographic information systems throughout the region. Trig stations of this class were historically established to create networks of known positions used in classical surveying methodologies. The documentation and verification of such control points remain valuable for surveyors and geodetic professionals conducting work in Hawaii. Maintaining accurate records of benchmark locations and their published coordinates ensures consistency in surveying operations and supports the continuity of the national geodetic infrastructure.

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