KAHUKU MILL CHIMNEY — NGS TU1480 — Honolulu County, US

USNGStrigunknown#753
Latitude
21.678927°
Longitude
-157.949925°
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' surveying and mapping infrastructure. Located in Honolulu County, Hawaii, at coordinates 21.67893° N, 157.94992° W, this trig point serves as a reference for precise positioning and elevation data used in cadastral surveys, engineering projects, and geographic information systems. Triangulation stations of this type are monumented control points established to enable accurate horizontal positioning across regions. The NGS network remains essential for maintaining spatial data consistency and supporting land surveys, infrastructure development, and scientific applications throughout Hawaii and the nation. Verification and documentation of such benchmarks preserve the integrity of the geodetic datum and ensure continuity for future surveying efforts in the area.

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KAHUKU MILL CHIMNEY — NGS TU1480 — 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 #753 on SurveyingPedia. Its coordinates in WGS84 are 21.678927°, -157.949925°, corresponding to 21° 40′ 44.14″ N, 157° 56′ 59.73″ 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 KAHUKU MILL CHIMNEY — NGS TU1480 — 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)21.678927, -157.949925
WGS84 (DMS)21° 40′ 44.14″ N, 157° 56′ 59.73″ W
UTM zone (approx.)Zone 4N (approx.)
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
5 8 — NGS TU0506 — Honolulu County, US
0.4 km away · US
US NGS · triangulation station
PARK 7 6 — NGS DR2253 — Honolulu County, US
0.5 km away · US
US NGS · triangulation station
PARK 7 7 — NGS DR2254 — Honolulu County, US
0.7 km away · US
US NGS · triangulation station
GOLF RM 1 — NGS TU0503 — Honolulu County, US
1.1 km away · US
US NGS · triangulation station
GOLF — NGS TU0504 — Honolulu County, US
1.1 km away · US
US NGS · triangulation station
GOLF RM 2 — NGS TU0505 — Honolulu County, US
1.1 km away · US

Frequently asked questions

What is KAHUKU MILL CHIMNEY — NGS TU1480 — Honolulu County, US?

KAHUKU MILL CHIMNEY — NGS TU1480 — Honolulu County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #753. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of KAHUKU MILL CHIMNEY — NGS TU1480 — Honolulu County, US?

The position of KAHUKU MILL CHIMNEY — NGS TU1480 — Honolulu County, US in WGS84 is 21.678927°, -157.949925° (decimal), or 21° 40′ 44.14″ N, 157° 56′ 59.73″ 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.