2154 — NGS RD1592 — Portland, US

This NGS trigonometric station is located in the Portland, Oregon vicinity at coordinates 45.55833°, -122.55472°. As a trig point within the National Geodetic Survey network, this monument serves as a fundamental control station for establishing accurate horizontal positions across the United States. Trig stations of this classification historically formed the backbone of the survey control network, providing precise reference points for cadastral surveys, engineering projects, and mapping efforts. The point's documentation in the NGS registry enables surveyors and geodesists to access reliable positional data for local and regional work. Verification and maintenance of such benchmarks remain essential to the nation's surveying infrastructure, ensuring consistency and accuracy in boundary determination and spatial reference systems. This station's coordinates and monumentation records contribute to the continuity of the geodetic network serving Oregon and adjacent regions.

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