2S3E31SE — NGS AJ8140 — Clackamas County, US

USNGStrigunknown#634672
Latitude
45.345305°
Longitude
-122.475796°
Ellipsoidal h
92.40 m
Ortho h
115.20 m
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network of control points that establishes the geometric framework for surveying and mapping across the United States. Located in Clackamas County, Oregon at coordinates 45.34531°N, 122.47580°W with an ellipsoidal elevation of 92.4 meters, this trig point serves as a reference for precise horizontal and vertical positioning. Trigonometric stations like this benchmark are essential for conducting accurate surveys, establishing property boundaries, and supporting infrastructure development. The NGS network ensures consistency across multiple surveys and geographic scales. Regular verification and documentation of such control points maintain the integrity of the nation's geodetic infrastructure. Surveyors and engineers rely on these established reference points to conduct work with confidence in positional accuracy. Proper stewardship and maintenance of benchmark records supports ongoing surveying activities throughout the region.

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2S3E31SE — NGS AJ8140 — Clackamas County, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #634672 on SurveyingPedia and sits at an approximate elevation of 115.2 metres. Its coordinates in WGS84 are 45.345305°, -122.475796°, corresponding to 45° 20′ 43.10″ N, 122° 28′ 32.87″ 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 2S3E31SE — NGS AJ8140 — Clackamas 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)45.345305, -122.475796
WGS84 (DMS)45° 20′ 43.10″ N, 122° 28′ 32.87″ W
UTM zone (approx.)Zone 10N (approx.)
Elevation115.20 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
HUNSINGER RM 5 — NGS RD2489 — Clackamas County, US
3.5 km away · US
US NGS · triangulation station
HUNSINGER — NGS RD2483 — Clackamas County, US
3.5 km away · US
US NGS · triangulation station
3S3E9SE — NGS AJ8149 — Clackamas County, US
4.5 km away · US
US NGS · triangulation station
2S3E34C45SW — NGS AJ8141 — Clackamas County, US
4.9 km away · US
GeoNames topographic database · mine_entrance
Hardscrabble Quarry
5.1 km away · US
US NGS · triangulation station
HOLCOMB MICROWAVE TOWER — NGS RD2453 — Clackamas County, US
5.4 km away · US

Frequently asked questions

What is 2S3E31SE — NGS AJ8140 — Clackamas County, US?

2S3E31SE — NGS AJ8140 — Clackamas County, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #634672 and sits at an elevation of 115.2 metres. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of 2S3E31SE — NGS AJ8140 — Clackamas County, US?

The position of 2S3E31SE — NGS AJ8140 — Clackamas County, US in WGS84 is 45.345305°, -122.475796° (decimal), or 45° 20′ 43.10″ N, 122° 28′ 32.87″ 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.