SK014 — NGS AJ2490 — Skokie, US

USNGStrigunknown#215763
Latitude
42.019127°
Longitude
-87.739145°
Ellipsoidal h
151.10 m
Ortho h
184.90 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network, which establishes the fundamental control framework for surveying and mapping throughout the United States. Located near Skokie, Illinois, at coordinates 42.01913° North, 87.73914° West, this point serves as a positional and elevation reference for regional geodetic control. Trig stations function as survey control points, enabling surveyors and engineers to reference their measurements against a nationally consistent datum. The documented ellipsoidal elevation of 151.1 meters provides vertical control for the area. NGS trig points form part of the National Spatial Reference System and remain valuable for verifying contemporary survey networks, validating GPS and GNSS measurements, and ensuring consistency in large-scale mapping and engineering projects. Continued documentation and verification of such benchmarks supports the accuracy and reliability of surveying work across the region.

Verify this point

Sign in to submit a verification from the field.

Verification history (0)

No verifications yet. Be the first to check this point!
🛰️ Satellite view
ESRI World Imagery · zoom 16 (~1 m/px)
Open in Google Earth →
Satellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, USSatellite imagery of SK014 — NGS AJ2490 — Skokie, US, US
🗺️ Google Maps🚗 Street View🅱️ Bing Maps🌐 OpenStreetMap
Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

SK014 — NGS AJ2490 — Skokie, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #215763 on SurveyingPedia and sits at an approximate elevation of 184.9 metres. Its coordinates in WGS84 are 42.019127°, -87.739145°, corresponding to 42° 1′ 8.86″ N, 87° 44′ 20.92″ 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 SK014 — NGS AJ2490 — Skokie, 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)42.019127, -87.739145
WGS84 (DMS)42° 1′ 8.86″ N, 87° 44′ 20.92″ W
UTM zone (approx.)Zone 16N (approx.)
Elevation184.90 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
SK016 — NGS AJ2493 — Skokie, US
0.9 km away · US
US NGS · triangulation station
SK018 — NGS AJ2489 — Skokie, US
1.2 km away · US
US NGS · triangulation station
SKOKIE SEARLE CO TANK — NGS NG0512
1.3 km away · US
US NGS · triangulation station
SKOKIE OHMITE TANK — NGS NG0511
1.5 km away · US
US NGS · triangulation station
SK004 — NGS AJ2480 — Skokie, US
1.6 km away · US
US NGS · triangulation station
SK002 — NGS AJ2476 — Skokie, US
1.8 km away · US

Frequently asked questions

What is SK014 — NGS AJ2490 — Skokie, US?

SK014 — NGS AJ2490 — Skokie, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #215763 and sits at an elevation of 184.9 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of SK014 — NGS AJ2490 — Skokie, US?

The position of SK014 — NGS AJ2490 — Skokie, US in WGS84 is 42.019127°, -87.739145° (decimal), or 42° 1′ 8.86″ N, 87° 44′ 20.92″ 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.