APA F — NGS AI5878 — Arapahoe County, US

USNGStrigunknown#6715
Latitude
39.567149°
Longitude
-104.828577°
Ellipsoidal h
1751.37 m
Ortho h
1768.64 m
Verifications
0
Last checked
Never
This is a triangulation station within the National Geodetic Survey network, which establishes the fundamental control framework for surveying and mapping across the United States. Located in Arapahoe County, Colorado, at coordinates 39.56715° N, 104.82858° W, this trig point serves as a reference for horizontal and vertical control networks. The ellipsoidal elevation of 1751.4 meters positions this station within Colorado's Front Range region. Trig stations like this provide essential surveying control for cadastral surveys, engineering projects, and geospatial data acquisition. Regular verification and documentation of such benchmarks maintains the integrity and reliability of the geodetic infrastructure upon which professional surveyors depend. This point's continued accessibility and monumentation support ongoing surveying operations and coordinate reference standards in the region.

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APA F — NGS AI5878 — Arapahoe County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #6715 on SurveyingPedia and sits at an approximate elevation of 1768.6 metres. Its coordinates in WGS84 are 39.567149°, -104.828577°, corresponding to 39° 34′ 1.74″ N, 104° 49′ 42.88″ 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 APA F — NGS AI5878 — Arapahoe 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)39.567149, -104.828577
WGS84 (DMS)39° 34′ 1.74″ N, 104° 49′ 42.88″ W
UTM zone (approx.)Zone 13N (approx.)
Elevation1768.64 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
APA D — NGS AI5876 — Douglas County, US
1.8 km away · US
US NGS · triangulation station
APA E — NGS AI5877 — Arapahoe County, US
1.9 km away · US
US NGS · triangulation station
J 54 — NGS KK0515 — Arapahoe County, US
2.2 km away · US
US NGS · triangulation station
AIRPORT — NGS KK1698 — Arapahoe County, US
2.2 km away · US
US NGS · triangulation station
AP STA A 1 V3 — NGS KK0455 — Arapahoe County, US
2.7 km away · US
US NGS · triangulation station
A 378 — NGS KK0453 — Arapahoe County, US
3.1 km away · US

Frequently asked questions

What is APA F — NGS AI5878 — Arapahoe County, US?

APA F — NGS AI5878 — Arapahoe County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #6715 and sits at an elevation of 1768.6 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of APA F — NGS AI5878 — Arapahoe County, US?

The position of APA F — NGS AI5878 — Arapahoe County, US in WGS84 is 39.567149°, -104.828577° (decimal), or 39° 34′ 1.74″ N, 104° 49′ 42.88″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 13N (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.