1FL1 — NGS AJ3689 — Fountain Hills, US

USNGStrigunknown#8841
Latitude
33.605355°
Longitude
-111.749404°
Ellipsoidal h
576.75 m
Ortho h
606.06 m
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network of reference points that form the foundation of the United States' geodetic infrastructure. Located near Fountain Hills, Arizona, at coordinates 33.60536° N, 111.74940° W, this trig point serves as a control station for surveying and mapping operations across the region. Triangulation stations of this type were established to provide accurate positional references for cadastral surveys, engineering projects, and geographic information systems. The documented ellipsoidal elevation of 576.7 meters contributes to the three-dimensional control network necessary for precise spatial referencing. As part of the NGS framework, this benchmark point remains valuable for verification and densification of local survey networks. Proper documentation and periodic validation of such control points ensures the integrity of surveying practices and maintains consistency in spatial data across jurisdictional boundaries. The point's continued accessibility and accuracy support professional surveying operations in central Arizona.

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1FL1 — NGS AJ3689 — Fountain Hills, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #8841 on SurveyingPedia and sits at an approximate elevation of 606.1 metres. Its coordinates in WGS84 are 33.605355°, -111.749404°, corresponding to 33° 36′ 19.28″ N, 111° 44′ 57.85″ 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 1FL1 — NGS AJ3689 — Fountain Hills, 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)33.605355, -111.749404
WGS84 (DMS)33° 36′ 19.28″ N, 111° 44′ 57.85″ W
UTM zone (approx.)Zone 12N (approx.)
Elevation606.06 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
1GK1 — NGS AJ3721 — Fountain Hills, US
3.8 km away · US
US NGS · triangulation station
VERDE RESET — NGS DU2206 — Maricopa County, US
4.4 km away · US
US NGS · triangulation station
1EK2 — NGS AJ3684 — Maricopa County, US
5.5 km away · US
US NGS · triangulation station
1GM2 — NGS AJ3693 — Fountain Hills, US
5.8 km away · US
US NGS · triangulation station
SAWIK — NGS DU2207 — Maricopa County, US
7.7 km away · US
US NGS · triangulation station
1812=FORT — NGS DU2203 — Maricopa County, US
7.8 km away · US

Frequently asked questions

What is 1FL1 — NGS AJ3689 — Fountain Hills, US?

1FL1 — NGS AJ3689 — Fountain Hills, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #8841 and sits at an elevation of 606.1 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of 1FL1 — NGS AJ3689 — Fountain Hills, US?

The position of 1FL1 — NGS AJ3689 — Fountain Hills, US in WGS84 is 33.605355°, -111.749404° (decimal), or 33° 36′ 19.28″ N, 111° 44′ 57.85″ 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.