TIER — NGS SY3680 — Bellevue, US

USNGStrigunknown#214606
Latitude
47.603315°
Longitude
-122.215127°
Ortho h
9.00 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's comprehensive network of control points establishing the geometric framework for surveying and mapping across the United States. Situated near Bellevue, Washington at coordinates 47.60331°, -122.21513°, this trig point serves as a reference for horizontal positioning in the Puget Sound region. Trigonometric stations like this one are typically monumented ground marks established through precise measurements to support surveying operations, cartography, and infrastructure projects. The NGS network represents decades of systematic geodetic work providing standardized reference points across the nation. Verification and documentation of such benchmarks remain essential for maintaining survey control integrity, ensuring consistency in local and regional surveying work, and preserving the institutional knowledge of established reference locations. Professional surveyors rely on these points to tie projects to the national geodetic datum.

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TIER — NGS SY3680 — Bellevue, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #214606 on SurveyingPedia and sits at an approximate elevation of 9.0 metres. Its coordinates in WGS84 are 47.603315°, -122.215127°, corresponding to 47° 36′ 11.93″ N, 122° 12′ 54.46″ 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 TIER — NGS SY3680 — 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)47.603315, -122.215127
WGS84 (DMS)47° 36′ 11.93″ N, 122° 12′ 54.46″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation9.00 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
OVERLAKE SIGN NORTH CORNER — NGS SY3635 — King County, US
0.6 km away · US
GeoNames topographic database · cape
Groat Point
0.8 km away · US
US NGS · triangulation station
RUIN — NGS SY3646 — Bellevue, US
1.2 km away · US
US NGS · triangulation station
RUIN ECC — NGS SY3608 — Bellevue, US
1.2 km away · US
US NGS · triangulation station
CAL — NGS SY3638 — Mercer Island, US
1.3 km away · US
GeoNames topographic database · cape
Calkins Point
1.3 km away · US

Frequently asked questions

What is TIER — NGS SY3680 — Bellevue, US?

TIER — NGS SY3680 — Bellevue, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214606 and sits at an elevation of 9.0 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of TIER — NGS SY3680 — Bellevue, US?

The position of TIER — NGS SY3680 — Bellevue, US in WGS84 is 47.603315°, -122.215127° (decimal), or 47° 36′ 11.93″ N, 122° 12′ 54.46″ 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.