CONI — NGS RD0353 — Portland, US
USNGStrigunknown#5525
Latitude
45.562500°
Longitude
-122.593889°
Ortho h
33.28 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network of control points that establish the horizontal and vertical framework for surveying and mapping throughout the United States. Located near Portland, Oregon, at coordinates 45.56250° N, 122.59389° W, this trig point serves as a reference station for local and regional surveying projects.
Trigonometric stations of this type were positioned to provide accurate positional control for surveyors, engineers, and cartographers. The point's documented coordinates allow surveyors to tie their work to the national geodetic datum, ensuring consistency and accuracy across projects. Verification and maintenance of such reference points remain valuable for surveying professionals conducting boundary surveys, construction stakeouts, and mapping activities in the Portland metropolitan area and surrounding regions.
Verify this point
Sign in to submit a verification from the field.
Verification history (0)
No verifications yet. Be the first to check this point!