AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US

USNGStrigunknown#7038
Latitude
38.604159°
Longitude
-90.050956°
Ortho h
145.67 m
Verifications
0
Last checked
Never
This triangulation (trig) station is part of the National Geodetic Survey's horizontal control network, which establishes precise positional reference points across the United States. Located near Caseyville, Illinois, at coordinates 38.60416° N, 90.05096° W, this benchmark serves as a fundamental survey control point for regional mapping, engineering projects, and geodetic work. Trig stations of this type were historically established through systematic surveys to create a framework for accurate land measurement and boundary definition. The point's position within the NGS network enables surveyors and engineers to reference their local measurements to the national geodetic datum. Documentation and verification of such control points remain valuable for maintaining survey accuracy, supporting infrastructure projects, and ensuring consistency across professional surveying work. Regular monitoring of established benchmarks helps preserve the integrity of the geodetic network for current and future applications.

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AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #7038 on SurveyingPedia and sits at an approximate elevation of 145.7 metres. Its coordinates in WGS84 are 38.604159°, -90.050956°, corresponding to 38° 36′ 14.97″ N, 90° 3′ 3.44″ 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 AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, 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)38.604159, -90.050956
WGS84 (DMS)38° 36′ 14.97″ N, 90° 3′ 3.44″ W
UTM zone (approx.)Zone 15N (approx.)
Elevation145.67 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
AMERICAN BOTTOM LOWER BASE RM 1 — NGS JC0171 — Caseyville, US
0.0 km away · US
US NGS · triangulation station
AMERICAN BOTTOM LOWER BASE — NGS JC0172 — Caseyville, US
0.0 km away · US
US NGS · triangulation station
UM 117 — NGS DP3021 — Caseyville, US
0.2 km away · US
US NGS · triangulation station
BLUFF RM 1 — NGS JC0168 — Fairview Heights, US
0.7 km away · US
US NGS · triangulation station
BLUFF — NGS JC0169 — Fairview Heights, US
0.7 km away · US
US NGS · triangulation station
BLUFF RM 2 — NGS JC0170 — Fairview Heights, US
0.7 km away · US

Frequently asked questions

What is AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US?

AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #7038 and sits at an elevation of 145.7 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US?

The position of AMERICAN BOTTOM LOWER BASE 2 — NGS JC1256 — Caseyville, US in WGS84 is 38.604159°, -90.050956° (decimal), or 38° 36′ 14.97″ N, 90° 3′ 3.44″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 15N (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.