U 237 — NGS JU0722 — Philadelphia, US

USNGStrigunknown#218558
Latitude
39.953067°
Longitude
-75.139683°
Ortho h
2.02 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of precisely located reference points that form the foundation of the United States' geodetic infrastructure. Located near Philadelphia, Pennsylvania, at coordinates 39.95307°N, 75.13968°W, this trig point serves as a control station for horizontal positioning and surveying operations across the region. Triangulation stations of this type were established to provide surveyors and engineers with accurately determined positions for mapping, boundary definition, and large-scale construction projects. The station's location in the densely developed Philadelphia area makes it valuable for maintaining positional accuracy in an economically significant region. Verification and documentation of such benchmarks remain important for quality assurance in surveying work and for ensuring consistency across municipal, state, and federal projects. Professional surveyors rely on these established control points as references for their own measurements and analyses.

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U 237 — NGS JU0722 — Philadelphia, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #218558 on SurveyingPedia and sits at an approximate elevation of 2.0 metres. Its coordinates in WGS84 are 39.953067°, -75.139683°, corresponding to 39° 57′ 11.04″ N, 75° 8′ 22.86″ 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 U 237 — NGS JU0722 — Philadelphia, 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)39.953067, -75.139683
WGS84 (DMS)39° 57′ 11.04″ N, 75° 8′ 22.86″ W
UTM zone (approx.)Zone 18N (approx.)
Elevation2.02 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
854 5530 TIDAL 23 — NGS JU0721 — Philadelphia, US
0.1 km away · US
US NGS · triangulation station
854 5530 TIDAL 35 — NGS JU2225 — Philadelphia, US
0.1 km away · US
US NGS · triangulation station
854 5530 TIDAL 21 — NGS JU0730 — Philadelphia, US
0.1 km away · US
US NGS · triangulation station
PIER 5 N USE 1925 — NGS JU3126 — Philadelphia, US
0.2 km away · US
US NGS · triangulation station
PIER 5 NORTH — NGS JU3125 — Philadelphia, US
0.2 km away · US
US NGS · triangulation station
854 5530 TIDAL 24 — NGS JU0724 — Philadelphia, US
0.2 km away · US

Frequently asked questions

What is U 237 — NGS JU0722 — Philadelphia, US?

U 237 — NGS JU0722 — Philadelphia, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #218558 and sits at an elevation of 2.0 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of U 237 — NGS JU0722 — Philadelphia, US?

The position of U 237 — NGS JU0722 — Philadelphia, US in WGS84 is 39.953067°, -75.139683° (decimal), or 39° 57′ 11.04″ N, 75° 8′ 22.86″ 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.