Y 406 — NGS SY0070 — Snohomish County, US

USNGStrigunknown#214216
Latitude
47.865167°
Longitude
-122.281444°
Ortho h
186.12 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of control points that establish the geometric framework for surveying and mapping activities across the United States. Located in Snohomish County, Washington, at coordinates 47.86517° N, 122.28144° W, this trig point serves as a reference for establishing accurate horizontal positions in its region. Triangulation stations of this type are monumented points used to define precise geodetic control through inter-visibility methods. Such stations provide essential reference data for professional surveying, engineering projects, cartography, and related disciplines requiring established coordinate systems. Verification and documentation of existing NGS benchmarks remain valuable for the surveying community, as these points anchor local survey networks to the national datum. Maintenance records and coordinate confirmation ensure continued utility for contemporary positioning work and historical research applications.

Verify this point

Sign in to submit a verification from the field.

Verification history (0)

No verifications yet. Be the first to check this point!
🛰️ Satellite view
ESRI World Imagery · zoom 16 (~1 m/px)
Open in Google Earth →
Satellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, USSatellite imagery of Y 406 — NGS SY0070 — Snohomish County, US, US
🗺️ Google Maps🚗 Street View🅱️ Bing Maps🌐 OpenStreetMap
Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

Y 406 — NGS SY0070 — Snohomish County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #214216 on SurveyingPedia and sits at an approximate elevation of 186.1 metres. Its coordinates in WGS84 are 47.865167°, -122.281444°, corresponding to 47° 51′ 54.60″ N, 122° 16′ 53.20″ 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 Y 406 — NGS SY0070 — Snohomish County, 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)47.865167, -122.281444
WGS84 (DMS)47° 51′ 54.60″ N, 122° 16′ 53.20″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation186.12 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
ALDERWOOD 2 NO 7 — NGS SY1572 — Snohomish County, US
0.3 km away · US
US NGS · triangulation station
ALDERWOOD 2 RM 6 — NGS SY1571 — Snohomish County, US
0.3 km away · US
US NGS · triangulation station
103 D RESET — NGS SY0072 — Snohomish County, US
0.3 km away · US
US NGS · triangulation station
ALDERWOOD 2 — NGS SY1568 — Snohomish County, US
0.3 km away · US
US NGS · triangulation station
103 D — NGS SY0071 — Snohomish County, US
0.4 km away · US
US NGS · triangulation station
ALDERWOOD RM 1 — NGS SY0075 — Snohomish County, US
0.4 km away · US

Frequently asked questions

What is Y 406 — NGS SY0070 — Snohomish County, US?

Y 406 — NGS SY0070 — Snohomish County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214216 and sits at an elevation of 186.1 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of Y 406 — NGS SY0070 — Snohomish County, US?

The position of Y 406 — NGS SY0070 — Snohomish County, US in WGS84 is 47.865167°, -122.281444° (decimal), or 47° 51′ 54.60″ N, 122° 16′ 53.20″ 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.