B 1521 — NGS DN7665 — Austin, US

USNGStrigunknown#3730
Latitude
30.220883°
Longitude
-97.691681°
Ellipsoidal h
124.47 m
Ortho h
150.46 m
Verifications
0
Last checked
Never
This triangulation station represents part of the National Geodetic Survey's foundational control network, which establishes the primary geodetic framework for the United States. Positioned near Austin, Texas, at coordinates 30.22088° N, 97.69168° W, this trig point serves as a reference station for surveying, mapping, and engineering projects throughout the region. The ellipsoidal elevation of 124.5 meters documents the station's vertical position within the national datum system. Triangulation stations of this type provide essential control points that enable surveyors and geodetic professionals to accurately reference their work to the established national coordinate system. Verification and documentation of such benchmarks ensure the integrity and reliability of surveying infrastructure for both public and private sector applications. Maintenance and periodic re-observation of these control points support continued accuracy in regional mapping and construction projects.

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B 1521 — NGS DN7665 — Austin, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #3730 on SurveyingPedia and sits at an approximate elevation of 150.5 metres. Its coordinates in WGS84 are 30.220883°, -97.691681°, corresponding to 30° 13′ 15.18″ N, 97° 41′ 30.05″ 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 B 1521 — NGS DN7665 — Austin, 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)30.220883, -97.691681
WGS84 (DMS)30° 13′ 15.18″ N, 97° 41′ 30.05″ W
UTM zone (approx.)Zone 14N (approx.)
Elevation150.46 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
H 1521 — NGS DN7715 — Austin, US
0.6 km away · US
US NGS · triangulation station
S 1221 — NGS BM0677 — Austin, US
0.8 km away · US
US NGS · triangulation station
R 1221 — NGS BM0679 — Austin, US
1.1 km away · US
US NGS · triangulation station
J 1224 — NGS BM0678 — Austin, US
1.2 km away · US
US NGS · triangulation station
G 1521 — NGS DN7706 — Austin, US
1.4 km away · US
US NGS · triangulation station
J 908 — NGS BM0568 — Austin, US
1.4 km away · US

Frequently asked questions

What is B 1521 — NGS DN7665 — Austin, US?

B 1521 — NGS DN7665 — Austin, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #3730 and sits at an elevation of 150.5 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of B 1521 — NGS DN7665 — Austin, US?

The position of B 1521 — NGS DN7665 — Austin, US in WGS84 is 30.220883°, -97.691681° (decimal), or 30° 13′ 15.18″ N, 97° 41′ 30.05″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 14N (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.