W 804 — NGS BM0584 — Austin, US

USNGStrigunknown#3906
Latitude
30.266650°
Longitude
-97.756150°
Ortho h
138.97 m
Verifications
0
Last checked
Never
This triangulation station is part of the NGS network that establishes the precise horizontal control framework for the United States. Located near Austin, Texas at coordinates 30.26665°N, 97.75615°W, this trig point serves as a fundamental reference for mapping, surveying, and engineering projects throughout the region. Triangulation stations historically provided the foundation for accurate positional data before modern satellite positioning, and many remain valuable as verification points and local control markers. The coordinates provided ensure that surveyors, engineers, and cartographers can reference a known geodetic position for their work. Documentation and maintenance of such benchmarks support the integrity of the national spatial database and enable reliable large-scale projects. Verification of existing marks and recording their current condition contributes meaningfully to the geodetic infrastructure.

Verify this point

Sign in to submit a verification from the field.

Verification history (0)

No verifications yet. Be the first to check this point!
🛰️ Satellite view
ESRI World Imagery · zoom 16 (~1 m/px)
Open in Google Earth →
Satellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, USSatellite imagery of W 804 — NGS BM0584 — Austin, US, US
🗺️ Google Maps🚗 Street View🅱️ Bing Maps🌐 OpenStreetMap
Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

W 804 — NGS BM0584 — Austin, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #3906 on SurveyingPedia and sits at an approximate elevation of 139.0 metres. Its coordinates in WGS84 are 30.266650°, -97.756150°, corresponding to 30° 15′ 59.94″ N, 97° 45′ 22.14″ 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 W 804 — NGS BM0584 — 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)30.266650, -97.756150
WGS84 (DMS)30° 15′ 59.94″ N, 97° 45′ 22.14″ W
UTM zone (approx.)Zone 14N (approx.)
Elevation138.97 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
S 201 — NGS BM0635 — Austin, US
0.7 km away · US
US NGS · triangulation station
T 328 — NGS BM0652 — Austin, US
0.7 km away · US
US NGS · triangulation station
T 328 RESET 1935 — NGS BM0653 — Austin, US
0.7 km away · US
US NGS · triangulation station
N 201 — NGS BM0629 — Austin, US
1.1 km away · US
US NGS · triangulation station
502.23=502.1=508 — NGS BM0580 — Austin, US
1.1 km away · US
US NGS · triangulation station
Y 1222 — NGS BM0585 — Austin, US
1.1 km away · US

Frequently asked questions

What is W 804 — NGS BM0584 — Austin, US?

W 804 — NGS BM0584 — Austin, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #3906 and sits at an elevation of 139.0 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of W 804 — NGS BM0584 — Austin, US?

The position of W 804 — NGS BM0584 — Austin, US in WGS84 is 30.266650°, -97.756150° (decimal), or 30° 15′ 59.94″ N, 97° 45′ 22.14″ 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.