BB 2 — NGS DI2785 — Kapolei, US

USNGStrigunknown#596
Latitude
21.329170°
Longitude
-158.054875°
Ellipsoidal h
32.67 m
Ortho h
16.79 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the fundamental control framework for surveying, mapping, and positioning throughout the United States. Located near Kapolei, Hawaii, at coordinates 21.32917°N, 158.05488°W, this trig point serves as a reference for local and regional surveys requiring high-precision horizontal control. Triangulation stations like this were historically observed and computed to provide accurate positional data across extensive areas. The ellipsoidal elevation of 32.7 meters is documented for vertical reference purposes. Modern surveyors rely on documented NGS control points to validate measurements, establish local networks, and ensure consistency in mapping projects. Verification and maintenance of such marks contribute essential spatial accuracy to infrastructure planning, land surveying, and geospatial applications across Hawaii.

Verify this point

Sign in to submit a verification from the field.

Verification history (0)

No verifications yet. Be the first to check this point!
🛰️ Satellite view
ESRI World Imagery · zoom 16 (~1 m/px)
Open in Google Earth →
Satellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, USSatellite imagery of BB 2 — NGS DI2785 — Kapolei, US, US
🗺️ Google Maps🚗 Street View🅱️ Bing Maps🌐 OpenStreetMap
Imagery © Esri · Earthstar Geographics · USGS · NASA · All providers credited

BB 2 — NGS DI2785 — Kapolei, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #596 on SurveyingPedia and sits at an approximate elevation of 16.8 metres. Its coordinates in WGS84 are 21.329170°, -158.054875°, corresponding to 21° 19′ 45.01″ N, 158° 3′ 17.55″ 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 BB 2 — NGS DI2785 — Kapolei, 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)21.329170, -158.054875
WGS84 (DMS)21° 19′ 45.01″ N, 158° 3′ 17.55″ W
UTM zone (approx.)Zone 4N (approx.)
Elevation16.79 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
CS1 — NGS DR2096 — Kapolei, US
0.0 km away · US
US NGS · triangulation station
SOH 38 — NGS DR2100 — Kapolei, US
0.6 km away · US
US NGS · triangulation station
H 14 — NGS TU0631 — Kapolei, US
0.7 km away · US
US NGS · triangulation station
R 3 RM 2 — NGS TU0630 — Kapolei, US
0.8 km away · US
US NGS · triangulation station
R 3 — NGS TU0629 — Kapolei, US
0.8 km away · US
US NGS · triangulation station
SOH 37 — NGS DR2099 — Kapolei, US
0.8 km away · US

Frequently asked questions

What is BB 2 — NGS DI2785 — Kapolei, US?

BB 2 — NGS DI2785 — Kapolei, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #596 and sits at an elevation of 16.8 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of BB 2 — NGS DI2785 — Kapolei, US?

The position of BB 2 — NGS DI2785 — Kapolei, US in WGS84 is 21.329170°, -158.054875° (decimal), or 21° 19′ 45.01″ N, 158° 3′ 17.55″ 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.