COSA A — NGS AH8505 — Scottsdale, US

USNGStrigunknown#209393
Latitude
33.585178°
Longitude
-111.882494°
Ellipsoidal h
390.25 m
Ortho h
419.77 m
Verifications
0
Last checked
Never
This triangulation (trig) station is part of the NGS network, which establishes the foundational geodetic control for the United States. Located near Scottsdale, Arizona, at coordinates 33.58518° N, 111.88249° W, this point serves as a reference for surveying, mapping, and spatial reference applications across its region. Trig stations of this type were established to provide precise horizontal control through triangulation networks. The ellipsoidal elevation of 390.2 meters helps define the three-dimensional geometric framework for the area. Such points remain valuable for surveyors and engineers requiring accurate reference data for property boundaries, infrastructure projects, and geospatial work. Documentation and periodic verification of benchmark condition and stability are essential for maintaining the integrity of the national geodetic network and ensuring the reliability of derived surveys and maps in the region.

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COSA A — NGS AH8505 — Scottsdale, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #209393 on SurveyingPedia and sits at an approximate elevation of 419.8 metres. Its coordinates in WGS84 are 33.585178°, -111.882494°, corresponding to 33° 35′ 6.64″ N, 111° 52′ 56.98″ 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 COSA A — NGS AH8505 — Scottsdale, 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)33.585178, -111.882494
WGS84 (DMS)33° 35′ 6.64″ N, 111° 52′ 56.98″ W
UTM zone (approx.)Zone 12N (approx.)
Elevation419.77 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
T3N R5E SEC 30 NW COR — NGS DU1774 — Scottsdale, US
0.8 km away · US
US NGS · triangulation station
T3N R4E SEC 24 1/4 COR EAST — NGS DU1773 — Scottsdale, US
0.9 km away · US
US NGS · triangulation station
W 513 — NGS AH8510 — Scottsdale, US
1.0 km away · US
US NGS · triangulation station
T3N R4E SEC 24 NE COR — NGS DU1771 — Scottsdale, US
1.5 km away · US
US NGS · triangulation station
V 513 — NGS AH8509 — Scottsdale, US
1.6 km away · US
US NGS · triangulation station
T3N R4E SEC 25 1/4 COR NORTH — NGS DU1775 — Scottsdale, US
1.7 km away · US

Frequently asked questions

What is COSA A — NGS AH8505 — Scottsdale, US?

COSA A — NGS AH8505 — Scottsdale, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #209393 and sits at an elevation of 419.8 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of COSA A — NGS AH8505 — Scottsdale, US?

The position of COSA A — NGS AH8505 — Scottsdale, US in WGS84 is 33.585178°, -111.882494° (decimal), or 33° 35′ 6.64″ N, 111° 52′ 56.98″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 12N (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.