INDIAN AZ MK — NGS ME3093 — Chicago, US

USNGStrigunknown#215914
Latitude
41.944270°
Longitude
-87.835316°
Ortho h
192.00 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which provides foundational horizontal control for surveying and mapping activities throughout the United States. Located near Chicago, Illinois, at coordinates 41.94427° N, 87.83532° W, this trig point serves as a reference monument for establishing accurate positions of other survey marks and geographic features. Triangulation stations of this type have historically supported large-scale geodetic networks by serving as observation points for distance and angle measurements. Modern surveyors and geodetic professionals rely on documented control points to validate survey work, perform coordinate transformations, and maintain spatial data consistency across projects. Verification and proper documentation of such benchmarks remain valuable for organizations conducting precision surveying, GIS development, and infrastructure planning. Accurate records of these reference points support the continuity and reliability of the nation's surveying infrastructure.

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INDIAN AZ MK — NGS ME3093 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215914 on SurveyingPedia and sits at an approximate elevation of 192.0 metres. Its coordinates in WGS84 are 41.944270°, -87.835316°, corresponding to 41° 56′ 39.37″ N, 87° 50′ 7.14″ 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 INDIAN AZ MK — NGS ME3093 — 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)41.944270, -87.835316
WGS84 (DMS)41° 56′ 39.37″ N, 87° 50′ 7.14″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation192.00 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
INDIAN — NGS ME3019 — Chicago, US
0.5 km away · US
US NGS · triangulation station
002 COC — NGS ME3071 — Chicago, US
0.7 km away · US
US NGS · triangulation station
STD 395 COC ECC — NGS ME3070 — Chicago, US
1.0 km away · US
US NGS · triangulation station
ELMWOOD PARK UNITED CH CUPOLA — NGS ME3068
1.6 km away · US
US NGS · triangulation station
P 133 — NGS ME1661 — River Grove, US
1.9 km away · US
US NGS · triangulation station
R 133 — NGS ME1659 — Elmwood Park, US
2.1 km away · US

Frequently asked questions

What is INDIAN AZ MK — NGS ME3093 — Chicago, US?

INDIAN AZ MK — NGS ME3093 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215914 and sits at an elevation of 192.0 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of INDIAN AZ MK — NGS ME3093 — Chicago, US?

The position of INDIAN AZ MK — NGS ME3093 — Chicago, US in WGS84 is 41.944270°, -87.835316° (decimal), or 41° 56′ 39.37″ N, 87° 50′ 7.14″ 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.