SAM1 AUSTIN COOP CORS ARP — NGS DH4801

USNGStrigunknown#4085
Latitude
30.238593°
Longitude
-97.842124°
Ellipsoidal h
208.70 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the fundamental horizontal and vertical control framework for the United States. Located in the Austin, Texas vicinity at coordinates 30.23859° N, 97.84212° W, this trig point serves as a precise reference for surveying, mapping, and positioning activities across the region. Triangulation stations of this type were historically observed to create a network of accurately positioned points distributed across the country. The ellipsoidal elevation of 208.7 meters provides vertical reference information for regional surveys and engineering projects. Verification and documentation of such control points remain essential for maintaining survey accuracy, GPS network validation, and ensuring consistency in geospatial data. The NGS network continues to support infrastructure development, land surveying, and scientific applications requiring stable geodetic references.

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SAM1 AUSTIN COOP CORS ARP — NGS DH4801 is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #4085 on SurveyingPedia and sits at an approximate elevation of 208.7 metres. Its coordinates in WGS84 are 30.238593°, -97.842124°, corresponding to 30° 14′ 18.93″ N, 97° 50′ 31.65″ 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 SAM1 AUSTIN COOP CORS ARP — NGS DH4801 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)30.238593, -97.842124
WGS84 (DMS)30° 14′ 18.93″ N, 97° 50′ 31.65″ W
UTM zone (approx.)Zone 14N (approx.)
Elevation208.70 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
V 201 — NGS BM0642 — Austin, US
0.3 km away · US
US NGS · triangulation station
SAM AUSTIN CORS ARP — NGS DN6089
0.5 km away · US
US NGS · triangulation station
3 H — NGS BM0643 — Austin, US
2.9 km away · US
US NGS · triangulation station
U 201 — NGS BM0641 — Sunset Valley, US
3.0 km away · US
US NGS · triangulation station
W 1304 — NGS BM0826 — Austin, US
4.4 km away · US
US NGS · triangulation station
R 1222 — NGS BM0640 — Austin, US
4.4 km away · US

Frequently asked questions

What is SAM1 AUSTIN COOP CORS ARP — NGS DH4801?

SAM1 AUSTIN COOP CORS ARP — NGS DH4801 is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #4085 and sits at an elevation of 208.7 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of SAM1 AUSTIN COOP CORS ARP — NGS DH4801?

The position of SAM1 AUSTIN COOP CORS ARP — NGS DH4801 in WGS84 is 30.238593°, -97.842124° (decimal), or 30° 14′ 18.93″ N, 97° 50′ 31.65″ 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.