CHAMP — NGS RD3279 — Portland, US
USNGStrigunknown#5539
Latitude
45.574852°
Longitude
-122.640121°
Ortho h
56.00 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of control points that establish the geometric and geodetic framework for the United States. Located near Portland, Oregon at coordinates 45.57485°N, 122.64012°W, this trig point serves as a reference monument for surveying, mapping, and spatial data projects across the region.
Triangulation stations of this type provide accurate positional control essential for professional surveying work, engineering projects, and geographic information system development. The point's inclusion in the NGS registry enables surveyors and geodesists to tie local measurements to the national coordinate system with documented precision.
Verification and maintenance of such control points remain valuable for ensuring data consistency and supporting the continued accuracy of cadastral surveys and infrastructure projects. Documentation of these monuments contributes to the long-term utility of the nation's geodetic infrastructure.
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