X 56 — NGS AI8070 — Baltimore, US

USNGStrigunknown#634954
Latitude
39.313879°
Longitude
-76.646937°
Ellipsoidal h
40.00 m
Ortho h
72.60 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of reference points that establish the geometric framework for mapping and surveying throughout the United States. Located near Baltimore, Maryland, at approximately 39.31388° N latitude and 76.64694° W longitude, this trig point serves as a control station for local and regional geodetic work. The ellipsoidal elevation is documented at 40.0 meters. Trig stations such as this provide monumented positions of known coordinates that surveyors and engineers reference when conducting surveys, establishing property boundaries, infrastructure projects, and precise geographic measurements. Verification and proper documentation of these reference points is essential to maintain the integrity and continuity of the national geodetic network, ensuring accurate spatial reference information for both public and private surveying activities across the region.

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X 56 — NGS AI8070 — Baltimore, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #634954 on SurveyingPedia and sits at an approximate elevation of 72.6 metres. Its coordinates in WGS84 are 39.313879°, -76.646937°, corresponding to 39° 18′ 49.97″ N, 76° 38′ 48.97″ 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 X 56 — NGS AI8070 — Baltimore, 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)39.313879, -76.646937
WGS84 (DMS)39° 18′ 49.97″ N, 76° 38′ 48.97″ W
UTM zone (approx.)Zone 18N (approx.)
Elevation72.60 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
X 717 — NGS AI8095 — Baltimore, US
0.9 km away · US
US NGS · triangulation station
5548 C OF B — NGS JV0796 — Baltimore, US
1.1 km away · US
US NGS · triangulation station
5548 A C OF B — NGS JV0795 — Baltimore, US
1.1 km away · US
US NGS · triangulation station
5549 C OF B — NGS JV0797 — Baltimore, US
1.2 km away · US
US NGS · triangulation station
5520 C OF B — NGS JV0798 — Baltimore, US
1.3 km away · US
US NGS · triangulation station
4270 C OF B — NGS JV0799 — Baltimore, US
1.3 km away · US

Frequently asked questions

What is X 56 — NGS AI8070 — Baltimore, US?

X 56 — NGS AI8070 — Baltimore, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #634954 and sits at an elevation of 72.6 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of X 56 — NGS AI8070 — Baltimore, US?

The position of X 56 — NGS AI8070 — Baltimore, US in WGS84 is 39.313879°, -76.646937° (decimal), or 39° 18′ 49.97″ N, 76° 38′ 48.97″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 18N (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.