PHILADELPHIA GILMER CO STACK — NGS KV3688

USNGStrigunknown#218191
Latitude
40.027534°
Longitude
-75.032611°
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which forms the foundation of the United States' spatial reference system. Located near Philadelphia, Pennsylvania, at coordinates 40.02753° N, 75.03261° W, this trig point serves as a horizontal control station for surveying and mapping activities across the region. Triangulation stations of this type were established to provide accurate positional references for cadastral surveys, engineering projects, and cartographic work. The point's documented coordinates enable surveyors and engineers to tie local measurements to the national geodetic datum, ensuring consistency and accuracy in spatial data collection. Verification and maintenance of such benchmarks remain valuable for quality assurance in professional surveying practice. Documentation of these reference points preserves institutional knowledge and supports long-term geodetic infrastructure reliability in the northeastern United States.

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PHILADELPHIA GILMER CO STACK — NGS KV3688 is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #218191 on SurveyingPedia. Its coordinates in WGS84 are 40.027534°, -75.032611°, corresponding to 40° 1′ 39.12″ N, 75° 1′ 57.40″ 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 PHILADELPHIA GILMER CO STACK — NGS KV3688 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)40.027534, -75.032611
WGS84 (DMS)40° 1′ 39.12″ N, 75° 1′ 57.40″ W
UTM zone (approx.)Zone 18N (approx.)
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
PHILADELPHIA GILMER CO TANK — NGS KV3687
0.1 km away · US
US NGS · triangulation station
TACONY DELANEY TANK — NGS KV3692 — Philadelphia, US
0.5 km away · US
US NGS · triangulation station
KEYSTONE RESET — NGS KV3690 — Philadelphia, US
0.8 km away · US
US NGS · triangulation station
PHILADELPHIA ST LEOS CH SPIRE — NGS KV3672
0.8 km away · US
US NGS · triangulation station
HOLMESBURG SIGNATUR HOSIERY TK — NGS KV3694 — Philadelphia, US
0.9 km away · US
US NGS · triangulation station
PHILADELPHIA DISSTON TANK — NGS KV3679
1.0 km away · US

Frequently asked questions

What is PHILADELPHIA GILMER CO STACK — NGS KV3688?

PHILADELPHIA GILMER CO STACK — NGS KV3688 is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #218191. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of PHILADELPHIA GILMER CO STACK — NGS KV3688?

The position of PHILADELPHIA GILMER CO STACK — NGS KV3688 in WGS84 is 40.027534°, -75.032611° (decimal), or 40° 1′ 39.12″ N, 75° 1′ 57.40″ 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.