ARP — NGS ME2697 — Chicago, US

USNGStrigunknown#215463
Latitude
41.858906°
Longitude
-87.608476°
Ortho h
179.08 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of control points establishing the geodetic framework for the United States. Located in the Chicago, Illinois area at coordinates 41.85891°N, 87.60848°W, this trig point serves as a reference for local and regional surveying operations. Triangulation stations of this type were historically observed and positioned to create a foundation for mapping, engineering projects, and cadastral surveys across the country. The point's documented location enables surveyors and engineers to tie their work to the national coordinate system with known accuracy. Verification and maintenance of such benchmarks remain important for sustaining the integrity of geodetic networks. Documentation of this point's status, condition, and accessibility supports ongoing surveying activities and ensures continuity of positional reference data for future projects in the Chicago region and surrounding areas.

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ARP — NGS ME2697 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215463 on SurveyingPedia and sits at an approximate elevation of 179.1 metres. Its coordinates in WGS84 are 41.858906°, -87.608476°, corresponding to 41° 51′ 32.06″ N, 87° 36′ 30.51″ 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 ARP — NGS ME2697 — Chicago, 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)41.858906, -87.608476
WGS84 (DMS)41° 51′ 32.06″ N, 87° 36′ 30.51″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation179.08 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
MEIGS FIELD AP STA C — NGS ME2664 — Chicago, US
0.1 km away · US
US NGS · triangulation station
AIRPORT REF POINT — NGS ME1615 — Chicago, US
0.1 km away · US
US NGS · triangulation station
AIRPORT BN MEIGS FIELD CHICAGO — NGS ME2662
0.1 km away · US
US NGS · triangulation station
A 169 — NGS ME1614 — Chicago, US
0.2 km away · US
US NGS · triangulation station
MEIGS FIELD AP STA B — NGS ME2665 — Chicago, US
0.6 km away · US
US NGS · triangulation station
MEIGS FIELD AP STA A — NGS ME2667 — Chicago, US
0.6 km away · US

Frequently asked questions

What is ARP — NGS ME2697 — Chicago, US?

ARP — NGS ME2697 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215463 and sits at an elevation of 179.1 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of ARP — NGS ME2697 — Chicago, US?

The position of ARP — NGS ME2697 — Chicago, US in WGS84 is 41.858906°, -87.608476° (decimal), or 41° 51′ 32.06″ N, 87° 36′ 30.51″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 16N (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.