C 4 — NGS ME3248 — Chicago, US

USNGStrigunknown#215069
Latitude
41.897577°
Longitude
-87.617660°
Ortho h
180.20 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey network, which establishes and maintains the geodetic control framework for the United States. Trig stations serve as monumented survey control points used to support mapping, engineering projects, and land surveying activities across regional and local scales. Located in the Chicago, Illinois metropolitan area, this point contributes to the horizontal control network in Illinois. The coordinates 41.89758°, -87.61766° define its position within the national spatial reference system. Verification and documentation of such control points remain valuable for surveyors and engineers who rely on stable reference marks for establishing project baselines, conducting boundary surveys, and maintaining positional accuracy in construction and infrastructure development. Regular inspection and confirmation of benchmark stability ensures continued utility for professional surveying operations.

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C 4 — NGS ME3248 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215069 on SurveyingPedia and sits at an approximate elevation of 180.2 metres. Its coordinates in WGS84 are 41.897577°, -87.617660°, corresponding to 41° 53′ 51.28″ N, 87° 37′ 3.58″ 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 C 4 — NGS ME3248 — 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)41.897577, -87.617660
WGS84 (DMS)41° 53′ 51.28″ N, 87° 37′ 3.58″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation180.20 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
C 3 — NGS ME3247 — Chicago, US
0.4 km away · US
US NGS · triangulation station
CHICAGO HANCOCK CNTR E TV TWR — NGS ME2661
0.5 km away · US
US NGS · triangulation station
CHICAGO HANCOCK CNTR W TWR — NGS ME3254
0.5 km away · US
US NGS · triangulation station
PBM 98 — NGS ME1623 — Chicago, US
0.5 km away · US
US NGS · triangulation station
CHICAGO PALMOLIVE BLDG BEACON — NGS ME2656
0.5 km away · US
US NGS · triangulation station
C 6 — NGS ME3250 — Chicago, US
0.7 km away · US

Frequently asked questions

What is C 4 — NGS ME3248 — Chicago, US?

C 4 — NGS ME3248 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215069 and sits at an elevation of 180.2 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of C 4 — NGS ME3248 — Chicago, US?

The position of C 4 — NGS ME3248 — Chicago, US in WGS84 is 41.897577°, -87.617660° (decimal), or 41° 53′ 51.28″ N, 87° 37′ 3.58″ 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.