LECK — NGS SX1338 — King County, US

USNGStrigunknown#213788
Latitude
47.362187°
Longitude
-121.868130°
Ortho h
389.90 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 across the United States. Located in King County, Washington at coordinates 47.36219°N, 121.86813°W, this trig point serves as a reference for horizontal positioning in the Puget Sound region. Triangulation stations of this type are fundamental to geodetic surveying, providing monumented positions from which surveyors can establish local control networks for engineering projects, property surveys, and cartographic applications. The precise location and documentation of such benchmarks remain essential to maintaining cadastral integrity and enabling accurate spatial referencing. Verification and recovery of established NGS control points supports continuity in surveying practice and ensures consistency across multiple survey efforts within the jurisdiction.

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LECK — NGS SX1338 — King County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #213788 on SurveyingPedia and sits at an approximate elevation of 389.9 metres. Its coordinates in WGS84 are 47.362187°, -121.868130°, corresponding to 47° 21′ 43.87″ N, 121° 52′ 5.27″ 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 LECK — NGS SX1338 — King 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)47.362187, -121.868130
WGS84 (DMS)47° 21′ 43.87″ N, 121° 52′ 5.27″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation389.90 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
SELLECK LIGHT GRAY HOUSE FP — NGS SX1335 — King County, US
0.8 km away · US
US NGS · triangulation station
P 462 — NGS SX0750 — King County, US
0.9 km away · US
US NGS · triangulation station
FIRE — NGS DK3664 — King County, US
0.9 km away · US
US NGS · triangulation station
FR 27 — NGS SX1356 — King County, US
0.9 km away · US
US NGS · triangulation station
SELLECK — NGS SX1336 — King County, US
0.9 km away · US
US NGS · triangulation station
SELLECK MILL INCINERATOR — NGS SX1331 — King County, US
1.2 km away · US

Frequently asked questions

What is LECK — NGS SX1338 — King County, US?

LECK — NGS SX1338 — King County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #213788 and sits at an elevation of 389.9 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of LECK — NGS SX1338 — King County, US?

The position of LECK — NGS SX1338 — King County, US in WGS84 is 47.362187°, -121.868130° (decimal), or 47° 21′ 43.87″ N, 121° 52′ 5.27″ 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.