33 — NGS ME1632 — Chicago, US

USNGStrigunknown#215247
Latitude
41.910537°
Longitude
-87.666551°
Ellipsoidal h
146.92 m
Ortho h
180.54 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's control network, which establishes the fundamental reference framework for surveying and mapping throughout the United States. Located near Chicago, Illinois at latitude 41.91054° and longitude -87.66655°, this point serves as a precise horizontal and vertical control reference. The ellipsoidal elevation is documented at 146.9 meters. Trigonometric stations such as this are monumented points established to support accurate surveying, GPS/GNSS positioning, and map production. As part of the NGS network, this benchmark contributes to the spatial accuracy infrastructure relied upon by surveyors, engineers, and mapping professionals. Regular verification and documentation of such reference points ensures the continued integrity and utility of the national geodetic datum. Access to properly maintained control stations facilitates consistent positional accuracy across multiple projects and jurisdictions within the region.

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33 — NGS ME1632 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215247 on SurveyingPedia and sits at an approximate elevation of 180.5 metres. Its coordinates in WGS84 are 41.910537°, -87.666551°, corresponding to 41° 54′ 37.93″ N, 87° 39′ 59.58″ 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 33 — NGS ME1632 — 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)41.910537, -87.666551
WGS84 (DMS)41° 54′ 37.93″ N, 87° 39′ 59.58″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation180.54 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 274 — NGS ME1958 — Chicago, US
0.2 km away · US
US NGS · triangulation station
RV 4 — NGS ME1904 — Chicago, US
0.3 km away · US
US NGS · triangulation station
C 18 — NGS ME1898 — Chicago, US
0.3 km away · US
US NGS · triangulation station
CHICAGO ST MARY CH CUPOLA — NGS ME2830
0.7 km away · US
US NGS · triangulation station
RV 3 — NGS ME1903 — Chicago, US
0.9 km away · US
US NGS · triangulation station
X 134 — NGS ME1631 — Chicago, US
0.9 km away · US

Frequently asked questions

What is 33 — NGS ME1632 — Chicago, US?

33 — NGS ME1632 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215247 and sits at an elevation of 180.5 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of 33 — NGS ME1632 — Chicago, US?

The position of 33 — NGS ME1632 — Chicago, US in WGS84 is 41.910537°, -87.666551° (decimal), or 41° 54′ 37.93″ N, 87° 39′ 59.58″ 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.