L 685 — NGS RD1622 — Maywood Park, US

USNGStrigunknown#5515
Latitude
45.555459°
Longitude
-122.567657°
Ellipsoidal h
20.96 m
Ortho h
43.85 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which forms the foundation of geodetic control across the United States. Located near Maywood Park in the Portland, Oregon metropolitan area, this trig point serves as a reference station for establishing horizontal and vertical control in regional surveying and mapping projects. Triangulation stations like this are essential for precise coordinate determination and serve as validation points for modern surveying operations. The documented ellipsoidal elevation of 21.0 meters and geographic coordinates provide surveyors with reliable reference data for local projects. Verification and maintenance of such benchmarks ensures the continued accuracy and utility of the National Geodetic Survey's control network. These points remain critical infrastructure for cadastral surveys, engineering projects, and geodetic studies in their respective regions.

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L 685 — NGS RD1622 — Maywood Park, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #5515 on SurveyingPedia and sits at an approximate elevation of 43.9 metres. Its coordinates in WGS84 are 45.555459°, -122.567657°, corresponding to 45° 33′ 19.65″ N, 122° 34′ 3.57″ 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 L 685 — NGS RD1622 — Maywood Park, 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)45.555459, -122.567657
WGS84 (DMS)45° 33′ 19.65″ N, 122° 34′ 3.57″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation43.85 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
1973 — NGS RD1590 — Portland, US
0.2 km away · US
US NGS · triangulation station
N 718 — NGS RD1591 — Portland, US
0.3 km away · US
US NGS · triangulation station
1328 — NGS RD0351 — Portland, US
0.9 km away · US
US NGS · triangulation station
1327 — NGS RD0350 — Portland, US
0.9 km away · US
US NGS · triangulation station
ARFA — NGS RD0349 — Portland, US
0.9 km away · US
US NGS · triangulation station
ROCKY BUTTE 2 — NGS RD2898 — Portland, US
1.0 km away · US

Frequently asked questions

What is L 685 — NGS RD1622 — Maywood Park, US?

L 685 — NGS RD1622 — Maywood Park, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #5515 and sits at an elevation of 43.9 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of L 685 — NGS RD1622 — Maywood Park, US?

The position of L 685 — NGS RD1622 — Maywood Park, US in WGS84 is 45.555459°, -122.567657° (decimal), or 45° 33′ 19.65″ N, 122° 34′ 3.57″ 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.