KOAA — NGS AA3595 — Hawaiʻi County, US

USNGStrigunknown#2758
Latitude
19.732591°
Longitude
-156.045759°
Ellipsoidal h
27.97 m
Ortho h
10.10 m
Verifications
0
Last checked
Never
This triangulation station is part of the NGS network, which establishes the fundamental geodetic control framework for the United States. Located in Hawaiʻi County, Hawaii, at coordinates 19.73259° N, 156.04576° W with an ellipsoidal elevation of 28.0 meters, this trig point serves as a positional reference for surveys and mapping activities across the Hawaiian Islands region. Triangulation stations provide precise horizontal control essential for cadastral surveys, engineering projects, and geospatial data collection. The NGS network maintains these monuments as permanent marks that enable surveyors to establish local survey networks with known accuracy and traceability to the National Spatial Reference System. Documentation and periodic verification of such benchmarks remain critical to geodetic infrastructure. The station's coordinates and elevation data support both terrestrial and GPS-based surveying operations while ensuring consistency in spatial information across public and private surveying activities in the state.

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KOAA — NGS AA3595 — Hawaiʻi County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #2758 on SurveyingPedia and sits at an approximate elevation of 10.1 metres. Its coordinates in WGS84 are 19.732591°, -156.045759°, corresponding to 19° 43′ 57.33″ N, 156° 2′ 44.73″ 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 KOAA — NGS AA3595 — Hawaiʻi 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)19.732591, -156.045759
WGS84 (DMS)19° 43′ 57.33″ N, 156° 2′ 44.73″ W
UTM zone (approx.)Zone 4N (approx.)
Elevation10.10 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
KE AHOLE AIRPORT AERO BEACON — NGS TU2634 — Hawaiʻi County, US
0.5 km away · US
US NGS · triangulation station
KOA ARP — NGS AA3596 — Hawaiʻi County, US
0.9 km away · US
US NGS · triangulation station
KOA AP STA B — NGS AA3594 — Hawaiʻi County, US
1.0 km away · US
US NGS · triangulation station
KEAHOLE — NGS TU2629 — Hawaiʻi County, US
1.6 km away · US
US NGS · triangulation station
KALIHI 1972 — NGS TU2633 — Hawaiʻi County, US
1.7 km away · US
US NGS · triangulation station
KEAHOLE POINT LIGHT — NGS TU2621 — Hawaiʻi County, US
1.7 km away · US

Frequently asked questions

What is KOAA — NGS AA3595 — Hawaiʻi County, US?

KOAA — NGS AA3595 — Hawaiʻi County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #2758 and sits at an elevation of 10.1 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of KOAA — NGS AA3595 — Hawaiʻi County, US?

The position of KOAA — NGS AA3595 — Hawaiʻi County, US in WGS84 is 19.732591°, -156.045759° (decimal), or 19° 43′ 57.33″ N, 156° 2′ 44.73″ 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.