C 809 — NGS GT1401 — Fresno County, US

USNGStrigunknown#209574
Latitude
36.707778°
Longitude
-119.380556°
Ortho h
137.19 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of control points establishing the horizontal geodetic framework across the United States. Located in Fresno County, California, at coordinates 36.70778° N, 119.38056° W, this trig point serves as a reference for surveying and mapping operations throughout the region. Triangulation stations of this type historically provided essential control for large-scale surveys and continue to support modern positioning work. The point's documented location enables surveyors, engineers, and spatial data professionals to reference their local measurements to the national coordinate system. Verification and maintenance of NGS control points remains important for surveying accuracy and consistency. Even where elevation data is incomplete, horizontal positioning information provides valuable geodetic reference. Professional surveyors are encouraged to report the current condition and accessibility of such benchmarks to support the ongoing integrity of the national survey network.

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C 809 — NGS GT1401 — Fresno County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #209574 on SurveyingPedia and sits at an approximate elevation of 137.2 metres. Its coordinates in WGS84 are 36.707778°, -119.380556°, corresponding to 36° 42′ 28.00″ N, 119° 22′ 50.00″ 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 C 809 — NGS GT1401 — Fresno 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)36.707778, -119.380556
WGS84 (DMS)36° 42′ 28.00″ N, 119° 22′ 50.00″ W
UTM zone (approx.)Zone 11N (approx.)
Elevation137.19 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
B 1233 — NGS GT1389 — Fresno County, US
0.4 km away · US
US NGS · triangulation station
CRAW — NGS GT1881 — Fresno County, US
0.5 km away · US
US NGS · triangulation station
S 36.28 — NGS GT1400 — Fresno County, US
0.9 km away · US
US NGS · triangulation station
CRAW AZ MK — NGS GT1880 — Fresno County, US
1.0 km away · US
US NGS · triangulation station
B 809 — NGS GT1402 — Fresno County, US
1.4 km away · US
US NGS · triangulation station
D 809 — NGS GT1399 — Fresno County, US
1.5 km away · US

Frequently asked questions

What is C 809 — NGS GT1401 — Fresno County, US?

C 809 — NGS GT1401 — Fresno County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #209574 and sits at an elevation of 137.2 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of C 809 — NGS GT1401 — Fresno County, US?

The position of C 809 — NGS GT1401 — Fresno County, US in WGS84 is 36.707778°, -119.380556° (decimal), or 36° 42′ 28.00″ N, 119° 22′ 50.00″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 11N (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.