HAVERFORD — NGS JU4506 — Philadelphia, US

USNGStrigunknown#636642
Latitude
39.963668°
Longitude
-75.219956°
Ellipsoidal h
-0.61 m
Ortho h
32.40 m
Verifications
0
Last checked
Never
# HAVERFORD — NGS JU4506 — Philadelphia, US HAVERFORD (NGS JU4506) is a triangulation point located in Haverford, Pennsylvania, at 39.9637°N, -75.2200°W, with an ellipsoidal elevation of 32.4 meters. This third-order control monument supports precision surveying operations throughout the Philadelphia metropolitan region. The point is suitable for static GNSS sessions, establishing local geodetic networks, and RTK base station initialization. Its position on the published National Geodetic Survey network makes it valuable for leveling campaigns, network densification projects, and as a reference for large-scale engineering and infrastructure surveys. Field personnel should verify monument condition and accessibility prior to occupation.

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HAVERFORD — NGS JU4506 — Philadelphia, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #636642 on SurveyingPedia and sits at an approximate elevation of 32.4 metres. Its coordinates in WGS84 are 39.963668°, -75.219956°, corresponding to 39° 57′ 49.21″ N, 75° 13′ 11.84″ 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 HAVERFORD — NGS JU4506 — 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)39.963668, -75.219956
WGS84 (DMS)39° 57′ 49.21″ N, 75° 13′ 11.84″ W
UTM zone (approx.)Zone 18N (approx.)
Elevation32.40 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 277 — NGS JU0882 — Philadelphia, US
2.1 km away · US
US NGS · triangulation station
R 277 — NGS JU0881 — Philadelphia, US
2.3 km away · US
US NGS · triangulation station
GF AVE — NGS JU0880 — Philadelphia, US
2.7 km away · US
US NGS · triangulation station
MUSEUM — NGS JU3171 — Philadelphia, US
3.0 km away · US
US NGS · triangulation station
PHILADELPHIA PRR POWER STACK — NGS JU3152
3.0 km away · US
US NGS · triangulation station
PENN — NGS JU3162 — Philadelphia, US
3.1 km away · US

Frequently asked questions

What is HAVERFORD — NGS JU4506 — Philadelphia, US?

HAVERFORD — NGS JU4506 — Philadelphia, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #636642 and sits at an elevation of 32.4 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of HAVERFORD — NGS JU4506 — Philadelphia, US?

The position of HAVERFORD — NGS JU4506 — Philadelphia, US in WGS84 is 39.963668°, -75.219956° (decimal), or 39° 57′ 49.21″ N, 75° 13′ 11.84″ 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.