C 157 — NGS PY0138 — Park County, US

This triangulation station is part of the NGS network, which provides fundamental geodetic control for the United States. Trig stations serve as precise reference points for surveying, mapping, and spatial positioning across multiple disciplines and scales. Located in Park County, Wyoming, at coordinates 44.97008°N, 110.70193°W with an ellipsoidal elevation of 1928.6 meters, this benchmark contributes to the broader framework of horizontal and vertical datums maintained by the National Geodetic Survey. Such control points enable surveyors, engineers, and GIS professionals to establish accurate local and regional coordinate systems. Verification and documentation of existing benchmarks remain essential for quality assurance in modern surveying practice. NGS maintains detailed records of monumentation, accessibility, and condition to support continued reliance on these reference points for professional applications requiring high spatial accuracy and traceability to national standards.

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