1328 — NGS RD0351 — Portland, US

This trigonometric station is part of the National Geodetic Survey's network, which establishes and maintains the horizontal and vertical control framework for the United States. As a trig point, this benchmark serves as a precise reference for surveying, mapping, and engineering projects across regional areas. Located near Portland, Oregon at coordinates 45.55500° N, 122.57861° W, this station contributes to the broader geodetic infrastructure essential for cadastral surveys, infrastructure development, and scientific research. Trig stations of this classification typically mark elevated or strategically positioned locations chosen to maximize intervisibility with other control points. Documentation and periodic verification of such benchmarks remain critical to surveying practice, ensuring accuracy and consistency in spatial data collection. This point's coordinates and classification maintain their utility for professionals requiring reliable reference data in the Pacific Northwest region.

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