PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US

USNGStrigunknown#214506
Latitude
47.685357°
Longitude
-122.250932°
Ortho h
20.30 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the fundamental control framework for surveying and mapping throughout the United States. Trigonometric stations such as this serve as fixed reference points for precise horizontal positioning and are integral to large-scale geodetic work. Located near Seattle, Washington, this benchmark contributes to regional survey control in the Pacific Northwest. The point's documented coordinates provide surveyors, engineers, and cartographers with reliable positional references for boundary determination, infrastructure development, and spatial data collection. Verification and maintenance of such control points remain essential for ensuring consistency and accuracy across surveying projects. Documentation of monumentation status, accessibility, and coordinate integrity supports the continued utility of the geodetic network for professional surveying applications throughout the area.

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Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #214506 on SurveyingPedia and sits at an approximate elevation of 20.3 metres. Its coordinates in WGS84 are 47.685357°, -122.250932°, corresponding to 47° 41′ 7.28″ N, 122° 15′ 3.36″ 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 PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, 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)47.685357, -122.250932
WGS84 (DMS)47° 41′ 7.28″ N, 122° 15′ 3.36″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation20.30 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
NOAA VERT — NGS AI4239 — Seattle, US
0.1 km away · US
US NGS · triangulation station
REFLECTION — NGS AI3613 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 RM 8 — NGS SY1595 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 RM 7 — NGS SY1594 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 — NGS SY1593 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION RM 3 — NGS SY0411 — Seattle, US
0.1 km away · US

Frequently asked questions

What is PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US?

PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214506 and sits at an elevation of 20.3 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US?

The position of PMEL WIND SHEAR TOWER — NGS AI3612 — Seattle, US in WGS84 is 47.685357°, -122.250932° (decimal), or 47° 41′ 7.28″ N, 122° 15′ 3.36″ 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.