R 121 — NGS MB1320 — Cleveland, US

USNGStrigunknown#6121
Latitude
41.420833°
Longitude
-81.830556°
Ortho h
239.26 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the foundational control points for the United States' geodetic infrastructure. Situated near Cleveland, Ohio, at coordinates 41.42083°N, -81.83056°W, this trig point serves as a reference station for horizontal position control in northeastern Ohio. Triangulation stations of this type historically supported surveying operations across regional and national mapping projects. Such points provide precise positional references essential for surveyors, engineers, and cartographers conducting detailed work in the area. Verification and documentation of existing benchmark stations remain valuable for the surveying community. Even where elevation data is absent or incomplete, the horizontal coordinates provide useful reference information. Current location and condition assessment of such legacy control points help maintain the integrity of surveying databases and support ongoing geodetic work.

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R 121 — NGS MB1320 — Cleveland, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #6121 on SurveyingPedia and sits at an approximate elevation of 239.3 metres. Its coordinates in WGS84 are 41.420833°, -81.830556°, corresponding to 41° 25′ 15.00″ N, 81° 49′ 50.00″ 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 R 121 — NGS MB1320 — Cleveland, 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)41.420833, -81.830556
WGS84 (DMS)41° 25′ 15.00″ N, 81° 49′ 50.00″ W
UTM zone (approx.)Zone 17N (approx.)
Elevation239.26 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
X 61 — NGS MB1321 — Cleveland, US
0.3 km away · US
US NGS · triangulation station
CLE AP STA C — NGS AB3401 — Cleveland, US
0.5 km away · US
US NGS · triangulation station
K 193 — NGS MB1322 — Cleveland, US
1.0 km away · US
US NGS · triangulation station
18 U — NGS MB3181 — Cleveland, US
1.6 km away · US
US NGS · triangulation station
18 1 2 OM R 267 — NGS MB3176 — Cleveland, US
1.6 km away · US
US NGS · triangulation station
18 1 3 OM 1382 — NGS MB3177 — Cleveland, US
1.6 km away · US

Frequently asked questions

What is R 121 — NGS MB1320 — Cleveland, US?

R 121 — NGS MB1320 — Cleveland, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #6121 and sits at an elevation of 239.3 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of R 121 — NGS MB1320 — Cleveland, US?

The position of R 121 — NGS MB1320 — Cleveland, US in WGS84 is 41.420833°, -81.830556° (decimal), or 41° 25′ 15.00″ N, 81° 49′ 50.00″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 17N (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.