I40 21 A — NGS FO1351 — Albuquerque, US

USNGStrigunknown#4597
Latitude
35.091232°
Longitude
-106.736648°
Ortho h
1590.80 m
Verifications
0
Last checked
Never
This is a triangulation station within the National Geodetic Survey network, a foundational component of the United States' geodetic infrastructure. Located near Albuquerque, New Mexico at coordinates 35.09123°, -106.73665°, this trig point serves as a precisely positioned reference for surveying, mapping, and geospatial work across the region. Triangulation stations of this type were established to create a framework of known positions from which surveyors could conduct detailed measurements and control surveys. The NGS maintains records of such benchmarks to support both historical and contemporary surveying projects, including cadastral surveys, engineering work, and geographic information systems. Documentation and verification of these reference points remain essential for maintaining the accuracy and integrity of the national spatial data infrastructure. Surveyors and geospatial professionals depend on established control points to ensure consistency and reliability in their work.

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I40 21 A — NGS FO1351 — Albuquerque, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #4597 on SurveyingPedia and sits at an approximate elevation of 1590.8 metres. Its coordinates in WGS84 are 35.091232°, -106.736648°, corresponding to 35° 5′ 28.44″ N, 106° 44′ 11.93″ 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 I40 21 A — NGS FO1351 — Albuquerque, 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)35.091232, -106.736648
WGS84 (DMS)35° 5′ 28.44″ N, 106° 44′ 11.93″ W
UTM zone (approx.)Zone 13N (approx.)
Elevation1590.80 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
I40 21 — NGS FO1354 — Albuquerque, US
0.2 km away · US
US NGS · triangulation station
8 1/2 — NGS FO0311 — Albuquerque, US
0.3 km away · US
US NGS · triangulation station
I40 22A — NGS FO1356 — Albuquerque, US
0.4 km away · US
US NGS · triangulation station
I40 22 — NGS FO1355 — Albuquerque, US
0.5 km away · US
US NGS · triangulation station
M 424 RESET — NGS FO1691 — Albuquerque, US
0.7 km away · US
US NGS · triangulation station
I40 20A — NGS FO1352 — Albuquerque, US
0.8 km away · US

Frequently asked questions

What is I40 21 A — NGS FO1351 — Albuquerque, US?

I40 21 A — NGS FO1351 — Albuquerque, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #4597 and sits at an elevation of 1590.8 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of I40 21 A — NGS FO1351 — Albuquerque, US?

The position of I40 21 A — NGS FO1351 — Albuquerque, US in WGS84 is 35.091232°, -106.736648° (decimal), or 35° 5′ 28.44″ N, 106° 44′ 11.93″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 13N (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.