AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US

USNGStrigunknown#215863
Latitude
41.976989°
Longitude
-87.908012°
Verifications
0
Last checked
Never
This triangulation station is part of the NGS network, which establishes the fundamental geodetic control framework for the United States. Trig points serve as precisely positioned reference monuments used to support surveying, mapping, and engineering projects across local and regional scales. Located in the Chicago, Illinois area at coordinates 41.97699°N, 87.90801°W, this benchmark contributes to the horizontal control network that surveyors and engineers rely upon for accurate spatial reference. The exact elevation has not been recorded in available documentation. Verification and maintenance of such control points remain essential to surveying practice. These monuments preserve positional accuracy for subsequent surveys, ensuring consistency in boundary determination, infrastructure development, and geographic information systems. Active documentation of benchmark condition and accessibility supports the surveying community's ability to conduct reliable work.

Verify this point

Sign in to submit a verification from the field.

Verification history (0)

No verifications yet. Be the first to check this point!
🛰️ Satellite view
ESRI World Imagery · zoom 16 (~1 m/px)
Open in Google Earth →
Satellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, USSatellite imagery of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US, US
🗺️ Google Maps🚗 Street View🅱️ Bing Maps🌐 OpenStreetMap
Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215863 on SurveyingPedia. Its coordinates in WGS84 are 41.976989°, -87.908012°, corresponding to 41° 58′ 37.16″ N, 87° 54′ 28.84″ 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 AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — 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)41.976989, -87.908012
WGS84 (DMS)41° 58′ 37.16″ N, 87° 54′ 28.84″ W
UTM zone (approx.)Zone 16N (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
AS S 100 E 95 — NGS ME1672 — Chicago, US
0.3 km away · US
US NGS · triangulation station
AS S 30 E 95 — NGS ME1676 — Chicago, US
0.4 km away · US
US NGS · triangulation station
5 C LEYDEN TWP — NGS ME1671 — Chicago, US
0.4 km away · US
US NGS · triangulation station
AS E 135 S 100 — NGS ME1673 — Chicago, US
1.5 km away · US
US NGS · monument
ORD CONTROL MON 115 — NGS DL6034 — Chicago, US
1.8 km away · US
US NGS · triangulation station
B 1 — NGS ME3231 — Chicago, US
2.1 km away · US

Frequently asked questions

What is AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US?

AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215863. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US?

The position of AIRPORT BCN OHARE INTL AIRPORT — NGS ME3178 — Chicago, US in WGS84 is 41.976989°, -87.908012° (decimal), or 41° 58′ 37.16″ N, 87° 54′ 28.84″ 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.