GPS CONTROL PT 60 — NGS DE8509 — Antioch, US

USNGStrigunknown#2112
Latitude
37.967477°
Longitude
-121.807413°
Ellipsoidal h
26.98 m
Ortho h
59.11 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network, which provides the foundational geodetic control for surveying and mapping throughout the United States. Located near Antioch, California, at coordinates 37.96748°N, 121.80741°W with an ellipsoidal elevation of 27.0 meters, this point serves as a reference marker for horizontal and vertical positioning. Triangulation stations of this type are essential for establishing accurate ground control networks. They enable professional surveyors and engineers to conduct precise boundary determinations, infrastructure development, and large-scale mapping projects. The point's documented coordinates and elevation make it valuable for calibrating survey equipment and validating measurements across the region. Verification and proper documentation of such benchmarks remain critical for maintaining the integrity of the National Spatial Reference System and supporting public works, transportation projects, and land administration activities.

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GPS CONTROL PT 60 — NGS DE8509 — Antioch, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #2112 on SurveyingPedia and sits at an approximate elevation of 59.1 metres. Its coordinates in WGS84 are 37.967477°, -121.807413°, corresponding to 37° 58′ 2.92″ N, 121° 48′ 26.69″ 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 GPS CONTROL PT 60 — NGS DE8509 — Antioch, 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)37.967477, -121.807413
WGS84 (DMS)37° 58′ 2.92″ N, 121° 48′ 26.69″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation59.11 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
A 377 — NGS HS3617 — Antioch, US
0.2 km away · US
US NGS · triangulation station
C 377 — NGS HS3618 — Antioch, US
0.6 km away · US
US NGS · triangulation station
N 563 — NGS HS3616 — Antioch, US
1.1 km away · US
US NGS · triangulation station
M 563 — NGS HS3615 — Antioch, US
1.3 km away · US
US NGS · triangulation station
123.11 — NGS HS3614 — Antioch, US
1.6 km away · US
US NGS · triangulation station
Z 376 RESET — NGS HS3613 — Antioch, US
1.9 km away · US

Frequently asked questions

What is GPS CONTROL PT 60 — NGS DE8509 — Antioch, US?

GPS CONTROL PT 60 — NGS DE8509 — Antioch, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #2112 and sits at an elevation of 59.1 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of GPS CONTROL PT 60 — NGS DE8509 — Antioch, US?

The position of GPS CONTROL PT 60 — NGS DE8509 — Antioch, US in WGS84 is 37.967477°, -121.807413° (decimal), or 37° 58′ 2.92″ N, 121° 48′ 26.69″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 10N (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.