UNION DEPOT — NGS RD0475 — Portland, US

USNGStrigunknown#5746
Latitude
45.528889°
Longitude
-122.676389°
Ortho h
10.52 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey network, which establishes and maintains the fundamental control points underlying the United States' surveying and mapping infrastructure. Located near Portland, Oregon, at coordinates 45.52889° N, 122.67639° W, this trig point serves as a reference station for precise horizontal positioning in the region. Triangulation stations of this type were historically observed and computed to create the geometric framework upon which local surveys, engineering projects, and mapping activities depend. The recovery and verification of such benchmarks remain valuable for quality assurance in contemporary surveying work, particularly where historical survey connections require validation or where datum transformations must be established. Documentation and maintenance of these control points support continuity in the geodetic network and ensure accessibility for professional surveyors and mapping professionals conducting work in the Portland metropolitan area.

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UNION DEPOT — NGS RD0475 — Portland, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #5746 on SurveyingPedia and sits at an approximate elevation of 10.5 metres. Its coordinates in WGS84 are 45.528889°, -122.676389°, corresponding to 45° 31′ 44.00″ N, 122° 40′ 35.00″ W in the traditional degrees-minutes-seconds format. This page is a self-updating reference — all data is aggregated from public open sources and cross-checked periodically against the originating agency.

Professional surveyors, engineers, and topographers use points like UNION DEPOT — NGS RD0475 — Portland, US to anchor total-station traverses, verify GNSS/RTK solutions, calibrate levelling instruments, and validate survey deliverables against known coordinates. The record on this page is refreshed daily via automated pipelines that monitor the public sources for any updates, corrections, or status changes.

Coordinate formats

WGS84 (decimal)45.528889, -122.676389
WGS84 (DMS)45° 31′ 44.00″ N, 122° 40′ 35.00″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation10.52 m
Precise conversionOpen in coordinate converter →

Geodetic context in United States

The national geodetic reference in United States is maintained by National Geodetic Survey (NGS). The active datum is NAD83(2011) / NATRF2022 (active). Coordinates shown on this page are expressed in WGS84 (ETRF/ITRF-compatible) which is directly usable in most modern GNSS receivers. For cadastral work in United States you may need to convert to the local datum using the Coordinate Hub.

Browse the full list of indexed control points in United States from the country page.

Nearby benchmarks

The closest 6 indexed control points within roughly 50 km of this location:

US NGS · triangulation station
PORTLAND UNION DEPOT CLK TWR — NGS RD3210
0.0 km away · US
US NGS · triangulation station
Q 14 — NGS RD0473 — Portland, US
0.0 km away · US
US NGS · triangulation station
55 — NGS RD0476 — Portland, US
0.2 km away · US
US NGS · triangulation station
HLM 29 — NGS RD3230 — Portland, US
0.2 km away · US
US NGS · triangulation station
PORTLAND UNION PAC RR CO TANK — NGS RD3243
0.3 km away · US
US NGS · triangulation station
POST OFFICE — NGS RD3197 — Portland, US
0.3 km away · US

Frequently asked questions

What is UNION DEPOT — NGS RD0475 — Portland, US?

UNION DEPOT — NGS RD0475 — Portland, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #5746 and sits at an elevation of 10.5 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of UNION DEPOT — NGS RD0475 — Portland, US?

The position of UNION DEPOT — NGS RD0475 — Portland, US in WGS84 is 45.528889°, -122.676389° (decimal), or 45° 31′ 44.00″ N, 122° 40′ 35.00″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 10N (approx.).

How can I reach and visit this triangulation station?

Use the satellite imagery above to see the surrounding area. You can open this location directly in Google Maps, Google Earth, Bing Maps, or OpenStreetMap using the buttons provided. Many geodetic points are accessible to the public; some are on protected or private land — check local regulations before any field visit. Always bring documentation or your credentials if you plan to use the marker for professional measurement.

Is this point verified and usable for professional surveying?

This record has been community-verified 0 times. Data quality depends on the source: NGS and official national agency points are typically centimetre-accurate, OpenStreetMap survey points are metre-accurate, and GeoNames topographic landmarks (peaks, hills) are reference-grade only. Always cross-reference with the original agency datasheet before using this point for cadastral, legal, or safety-critical work.

Original source: this record was imported from ngs_public. Always refer to the original datasheet for the most up-to-date and authoritative data.