S 1221 — NGS BM0677 — Austin, US

USNGStrigunknown#3732
Latitude
30.221528°
Longitude
-97.683361°
Ortho h
150.44 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network, which establishes the fundamental control framework for precise surveying and mapping throughout the United States. Trig stations serve as reference points for horizontal positioning and serve critical roles in establishing local and regional coordinate systems. Located near Austin, Texas, this benchmark occupies coordinates 30.22153° N, 97.68336° W. As a component of NGS's broader geodetic infrastructure, this point contributes to the spatial reference system used by surveyors, engineers, and cartographers across multiple disciplines and jurisdictions. Verification and documentation of such control points remain essential for maintaining accuracy in surveying work, property boundary establishment, and infrastructure development. The preservation and recovery of existing geodetic marks ensures continuity in positional reference standards and supports the reliability of downstream surveying and mapping activities.

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S 1221 — NGS BM0677 — Austin, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #3732 on SurveyingPedia and sits at an approximate elevation of 150.4 metres. Its coordinates in WGS84 are 30.221528°, -97.683361°, corresponding to 30° 13′ 17.50″ N, 97° 41′ 0.10″ 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 S 1221 — NGS BM0677 — 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)30.221528, -97.683361
WGS84 (DMS)30° 13′ 17.50″ N, 97° 41′ 0.10″ W
UTM zone (approx.)Zone 14N (approx.)
Elevation150.44 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
J 908 — NGS BM0568 — Austin, US
0.6 km away · US
US NGS · triangulation station
J 1224 — NGS BM0678 — Austin, US
0.7 km away · US
US NGS · triangulation station
B 1521 — NGS DN7665 — Austin, US
0.8 km away · US
US NGS · triangulation station
T 1221 — NGS BM0676 — Austin, US
1.1 km away · US
US NGS · triangulation station
BSM A — NGS AC5713 — Austin, US
1.3 km away · US
US NGS · triangulation station
L 1521 — NGS DN7739 — Austin, US
1.3 km away · US

Frequently asked questions

What is S 1221 — NGS BM0677 — Austin, US?

S 1221 — NGS BM0677 — Austin, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #3732 and sits at an elevation of 150.4 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of S 1221 — NGS BM0677 — Austin, US?

The position of S 1221 — NGS BM0677 — Austin, US in WGS84 is 30.221528°, -97.683361° (decimal), or 30° 13′ 17.50″ N, 97° 41′ 0.10″ 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.