AME 110 CHI — NGS AE9237 — Chicago, US

USNGStrigunknown#215102
Latitude
41.889167°
Longitude
-87.607778°
Ortho h
178.68 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's primary control network, which establishes the foundational reference framework for surveying and mapping throughout the United States. Located near Chicago, Illinois, this trig point serves as a horizontal control station for establishing accurate positions and distances in regional and local survey work. Triangulation stations like this one are typically monumented points occupied during field observations to create networks of known positions. They support cadastral surveys, engineering projects, and cartographic endeavors by providing verified reference coordinates. The coordinates 41.88917°N, 87.60778°W place this station in the Chicago metropolitan area. Documentation and periodic verification of such control points remain valuable for the surveying profession, ensuring the integrity of positional data upon which infrastructure development and land management depend. Surveyors should verify the current condition and accessibility of this monument before field operations.

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AME 110 CHI — NGS AE9237 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215102 on SurveyingPedia and sits at an approximate elevation of 178.7 metres. Its coordinates in WGS84 are 41.889167°, -87.607778°, corresponding to 41° 53′ 21.00″ N, 87° 36′ 28.00″ 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 AME 110 CHI — NGS AE9237 — 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)41.889167, -87.607778
WGS84 (DMS)41° 53′ 21.00″ N, 87° 36′ 28.00″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation178.68 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
W SG 4 — NGS AE9235 — Chicago, US
0.0 km away · US
US NGS · triangulation station
NLW A — NGS AE9236 — Chicago, US
0.1 km away · US
US NGS · triangulation station
NLW B — NGS AE9239 — Chicago, US
0.1 km away · US
US NGS · triangulation station
CHI-LOCK — NGS DS3959 — Chicago, US
0.1 km away · US
US NGS · triangulation station
NPIF — NGS AJ2806 — Chicago, US
0.1 km away · US
US NGS · triangulation station
LAMP — NGS ME1960 — Chicago, US
0.2 km away · US

Frequently asked questions

What is AME 110 CHI — NGS AE9237 — Chicago, US?

AME 110 CHI — NGS AE9237 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215102 and sits at an elevation of 178.7 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of AME 110 CHI — NGS AE9237 — Chicago, US?

The position of AME 110 CHI — NGS AE9237 — Chicago, US in WGS84 is 41.889167°, -87.607778° (decimal), or 41° 53′ 21.00″ N, 87° 36′ 28.00″ 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.