KEEI NORTH BASE — NGS TU2535 — Hawaiʻi County, US

USNGStrigunknown#3487
Latitude
19.465418°
Longitude
-155.919255°
Ortho h
11.50 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of control points establishing the geodetic framework for the United States. Located in Hawaiʻi County, Hawaii, at coordinates 19.46542°N, 155.91925°W, this trig point serves as a reference for horizontal positioning and surveys throughout the region. Triangulation stations like this are fundamental to accurate mapping, boundary determination, and engineering projects. The NGS network provides essential control for derivative surveys and GPS-based positioning work. Such points remain valuable for verifying and constraining modern geodetic measurements, particularly in areas where legacy surveys require validation or densification. Documentation and periodic verification of these reference marks ensure long-term utility of Hawaii's geodetic infrastructure and support continued precision surveying activities across the islands.

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KEEI NORTH BASE — NGS TU2535 — 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 #3487 on SurveyingPedia and sits at an approximate elevation of 11.5 metres. Its coordinates in WGS84 are 19.465418°, -155.919255°, corresponding to 19° 27′ 55.51″ N, 155° 55′ 9.32″ 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 KEEI NORTH BASE — NGS TU2535 — 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)19.465418, -155.919255
WGS84 (DMS)19° 27′ 55.51″ N, 155° 55′ 9.32″ W
UTM zone (approx.)Zone 5N (approx.)
Elevation11.50 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
BOUNDARY MONUMENT 9 — NGS TU2534 — Hawaiʻi County, US
0.0 km away · US
US NGS · triangulation station
NAPOOPOO KAHIKOLU CHURCH SPIRE — NGS TU2532 — Hawaiʻi County, US
0.6 km away · US
US NGS · triangulation station
PALEMANO 2 RESET — NGS TU2536 — Hawaiʻi County, US
1.1 km away · US
US NGS · triangulation station
PALEMANO RESET — NGS TU2537 — Hawaiʻi County, US
1.1 km away · US
US NGS · triangulation station
NAPOOPOO SCHOOL FLAGPOLE — NGS TU2524 — Hawaiʻi County, US
2.2 km away · US
US NGS · triangulation station
CAPTAIN COOKS MONUMENT — NGS TU2538 — Hawaiʻi County, US
2.3 km away · US

Frequently asked questions

What is KEEI NORTH BASE — NGS TU2535 — Hawaiʻi County, US?

KEEI NORTH BASE — NGS TU2535 — Hawaiʻi County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #3487 and sits at an elevation of 11.5 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of KEEI NORTH BASE — NGS TU2535 — Hawaiʻi County, US?

The position of KEEI NORTH BASE — NGS TU2535 — Hawaiʻi County, US in WGS84 is 19.465418°, -155.919255° (decimal), or 19° 27′ 55.51″ N, 155° 55′ 9.32″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 5N (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.