5 11 A — NGS TU0515 — Honolulu County, US

USNGStrigunknown#716
Latitude
21.687778°
Longitude
-158.022222°
Ortho h
7.49 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network of fundamental control points, which establish the geometric framework for surveying and mapping activities throughout the United States. Trigonometric stations serve as horizontal control monuments, providing precise three-dimensional positions that support cadastral surveys, engineering projects, and cartographic efforts. Located in Honolulu County, Hawaii, this benchmark contributes to the geodetic infrastructure of the Hawaiian Islands. The coordinates 21.68778°N, 158.02222°W place the point in the broader Pacific region where accurate positioning supports both terrestrial and marine surveying applications. Documentation and verification of such control points remain essential for maintaining the integrity of the national spatial reference system. Surveyors and geodesists depend on these monuments to establish local surveys with known accuracy and to ensure consistency across projects spanning years or decades.

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5 11 A — NGS TU0515 — Honolulu County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #716 on SurveyingPedia and sits at an approximate elevation of 7.5 metres. Its coordinates in WGS84 are 21.687778°, -158.022222°, corresponding to 21° 41′ 16.00″ N, 158° 1′ 20.00″ 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 5 11 A — NGS TU0515 — Honolulu County, 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)21.687778, -158.022222
WGS84 (DMS)21° 41′ 16.00″ N, 158° 1′ 20.00″ W
UTM zone (approx.)Zone 4N (approx.)
Elevation7.49 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
N 4 — NGS TU0514 — Honolulu County, US
0.5 km away · US
US NGS · triangulation station
WAIALEE RESET — NGS TU1499 — Honolulu County, US
0.6 km away · US
US NGS · triangulation station
5 11 — NGS TU0513 — Honolulu County, US
0.7 km away · US
US NGS · triangulation station
V 15 — NGS TU0516 — Honolulu County, US
1.0 km away · US
US NGS · triangulation station
KAHUKU WATER TANK — NGS TU1497 — Honolulu County, US
1.3 km away · US
US NGS · triangulation station
OPANA — NGS TU1496 — Honolulu County, US
1.4 km away · US

Frequently asked questions

What is 5 11 A — NGS TU0515 — Honolulu County, US?

5 11 A — NGS TU0515 — Honolulu County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #716 and sits at an elevation of 7.5 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of 5 11 A — NGS TU0515 — Honolulu County, US?

The position of 5 11 A — NGS TU0515 — Honolulu County, US in WGS84 is 21.687778°, -158.022222° (decimal), or 21° 41′ 16.00″ N, 158° 1′ 20.00″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 4N (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.