DN 9 — NGS SY3712 — Bellevue, US

USNGStrigunknown#214537
Latitude
47.580532°
Longitude
-122.189371°
Ortho h
31.00 m
Verifications
0
Last checked
Never
This NGS trigonometric station is located in the Bellevue, Washington area at coordinates 47.58053° N, 122.18937° W. As a trig point within the National Geodetic Survey network, this station served as a fundamental control point for establishing accurate horizontal positions across the continental United States. Trigonometric stations form the backbone of geodetic networks, providing stable reference marks for surveyors conducting boundary surveys, engineering projects, and mapping activities. Located in the Pacific Northwest, this point contributes to the regional geodetic framework serving Washington State and surrounding territories. The elevation data for this benchmark has not been recorded in available documentation. Verification and maintenance of such control points remain essential for ensuring survey accuracy and consistency across jurisdictional boundaries. Surveyors and engineers may reference this station when establishing local survey networks or conducting high-precision positioning work in the Bellevue vicinity.

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DN 9 — NGS SY3712 — Bellevue, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #214537 on SurveyingPedia and sits at an approximate elevation of 31.0 metres. Its coordinates in WGS84 are 47.580532°, -122.189371°, corresponding to 47° 34′ 49.91″ N, 122° 11′ 21.74″ 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 DN 9 — NGS SY3712 — Bellevue, 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)47.580532, -122.189371
WGS84 (DMS)47° 34′ 49.91″ N, 122° 11′ 21.74″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation31.00 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
LOG — NGS SY3609 — Bellevue, US
0.6 km away · US
US NGS · triangulation station
SLOUGH — NGS SY3694 — Bellevue, US
0.7 km away · US
US NGS · triangulation station
E 2 — NGS SY0171 — Bellevue, US
0.8 km away · US
US NGS · triangulation station
U 384 — NGS SY0186 — Bellevue, US
0.9 km away · US
GeoNames topographic database · cape
Barnabie Point
0.9 km away · US
US NGS · triangulation station
DOG — NGS SY3596 — Bellevue, US
1.0 km away · US

Frequently asked questions

What is DN 9 — NGS SY3712 — Bellevue, US?

DN 9 — NGS SY3712 — Bellevue, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214537 and sits at an elevation of 31.0 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of DN 9 — NGS SY3712 — Bellevue, US?

The position of DN 9 — NGS SY3712 — Bellevue, US in WGS84 is 47.580532°, -122.189371° (decimal), or 47° 34′ 49.91″ N, 122° 11′ 21.74″ 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.