SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — Snohomish County, US

USNGStrigunknown#214318
Latitude
47.854783°
Longitude
-122.180234°
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the foundational geodetic control for surveying and mapping activities throughout the United States. Located in Snohomish County, Washington at coordinates 47.85478°N, 122.18023°W, this trig point serves as a reference station for determining precise horizontal positions in the region. Triangulation stations of this type were historically established to create networks of known positions from which surveyors could extend measurements to local projects. The NGS maintains records of such benchmarks to preserve their locations and facilitate their use by surveying professionals, engineers, and mapping organizations. Verification and documentation of these reference points remain valuable for ensuring accuracy in contemporary surveying work and for understanding the historical development of geodetic control infrastructure in the Pacific Northwest.

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SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — 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 #214318 on SurveyingPedia. Its coordinates in WGS84 are 47.854783°, -122.180234°, corresponding to 47° 51′ 17.22″ N, 122° 10′ 48.84″ 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 SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — 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)47.854783, -122.180234
WGS84 (DMS)47° 51′ 17.22″ N, 122° 10′ 48.84″ W
UTM zone (approx.)Zone 10N (approx.)
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
GP 31527 4 AZ MK — NGS SY5583 — Mill Creek, US
2.8 km away · US
US NGS · triangulation station
GP 31527 4 — NGS SY5582 — Mill Creek, US
3.2 km away · US
US NGS · triangulation station
T 297 — NGS SY0112 — Snohomish County, US
3.9 km away · US
US NGS · triangulation station
S 297 — NGS SY0111 — Snohomish County, US
4.1 km away · US
US NGS · triangulation station
CLEARVIEW AZIMUTH MARK RESET — NGS SY3480 — Snohomish County, US
4.6 km away · US
US NGS · triangulation station
R 297 — NGS SY0110 — Snohomish County, US
4.6 km away · US

Frequently asked questions

What is SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — Snohomish County, US?

SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — Snohomish County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214318. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — Snohomish County, US?

The position of SEATTLE CITY LT BOTHELL SUB TK — NGS SY3481 — Snohomish County, US in WGS84 is 47.854783°, -122.180234° (decimal), or 47° 51′ 17.22″ N, 122° 10′ 48.84″ 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.