RV 9 — NGS ME1916 — Chicago, US

USNGStrigunknown#215326
Latitude
41.966667°
Longitude
-87.674167°
Ortho h
185.34 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes and maintains the foundational control points for surveying and mapping throughout the United States. Located near Chicago, Illinois, at coordinates 41.96667° north latitude and 87.67417° west longitude, this trig point serves as a reference for horizontal positioning in its region. Triangulation stations of this type were historically observed and incorporated into the national geodetic framework to provide accurate control for surveying activities, engineering projects, and cartographic work. The station's position and elevation data support cadastral surveys, infrastructure development, and scientific applications requiring geodetic reference. Verification and documentation of such benchmarks remain valuable for maintaining the integrity of the geodetic network and ensuring consistency in surveying standards across the region. Professional surveyors may reference this point for establishing local control networks and validating modern positioning measurements.

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RV 9 — NGS ME1916 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215326 on SurveyingPedia and sits at an approximate elevation of 185.3 metres. Its coordinates in WGS84 are 41.966667°, -87.674167°, corresponding to 41° 58′ 0.00″ N, 87° 40′ 27.00″ 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 RV 9 — NGS ME1916 — 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)41.966667, -87.674167
WGS84 (DMS)41° 58′ 0.00″ N, 87° 40′ 27.00″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation185.34 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
E 18 — NGS ME1915 — Chicago, US
0.6 km away · US
US NGS · triangulation station
W 134 — NGS ME1913 — Chicago, US
1.0 km away · US
US NGS · triangulation station
RV 8 — NGS ME1914 — Chicago, US
1.0 km away · US
US NGS · triangulation station
RV 10 — NGS ME1917 — Chicago, US
1.1 km away · US
US NGS · triangulation station
CHICAGO EBENEZER CH SPIRE — NGS ME2828
1.1 km away · US
US NGS · triangulation station
CHICAGO ST MATTHIAS CH SPIRE — NGS ME2838
1.2 km away · US

Frequently asked questions

What is RV 9 — NGS ME1916 — Chicago, US?

RV 9 — NGS ME1916 — Chicago, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215326 and sits at an elevation of 185.3 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of RV 9 — NGS ME1916 — Chicago, US?

The position of RV 9 — NGS ME1916 — Chicago, US in WGS84 is 41.966667°, -87.674167° (decimal), or 41° 58′ 0.00″ N, 87° 40′ 27.00″ 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.