DOVER ST MARYS CATH CH SPIRE — NGS OC2521

USNGStrigunknown#637743
Latitude
43.198861°
Longitude
-70.877000°
Verifications
0
Last checked
Never
This trigonometric station is part of the National Geodetic Survey's network of control points that form the foundation of the United States' horizontal and vertical geodetic infrastructure. Trig stations serve as precisely positioned reference monuments essential for surveying, mapping, and engineering projects across their respective regions. Located near Dover, New Hampshire at coordinates 43.19886°N, 70.87700°W, this point contributes to the geodetic framework covering the northeastern United States. As with all NGS control stations, verification and documentation of its current condition and accessibility are valuable for surveyors and GIS professionals who rely on these monuments for accurate positioning work. Proper maintenance and periodic inspection of such benchmarks ensures continued utility for both public and private surveying operations in the area.

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DOVER ST MARYS CATH CH SPIRE — NGS OC2521 is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #637743 on SurveyingPedia. Its coordinates in WGS84 are 43.198861°, -70.877000°, corresponding to 43° 11′ 55.90″ N, 70° 52′ 37.20″ 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 DOVER ST MARYS CATH CH SPIRE — NGS OC2521 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)43.198861, -70.877000
WGS84 (DMS)43° 11′ 55.90″ N, 70° 52′ 37.20″ W
UTM zone (approx.)Zone 19N (approx.)
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
DOVER ST JOHNS ME CH SPIRE — NGS OC2336
0.4 km away · US
US NGS · triangulation station
Y 1 — NGS OC0328 — Dover, US
0.4 km away · US
US NGS · triangulation station
F 5 — NGS OC0394 — Dover, US
0.5 km away · US
US NGS · triangulation station
PACIFIC MILLS LARGE BRICK STK — NGS OC2335 — Dover, US
0.5 km away · US
US NGS · triangulation station
D 50 RESET 1977 — NGS OC1094 — Dover, US
0.6 km away · US
US NGS · triangulation station
DOVER CHURCH BALL SPIRE — NGS OC2522
0.7 km away · US

Frequently asked questions

What is DOVER ST MARYS CATH CH SPIRE — NGS OC2521?

DOVER ST MARYS CATH CH SPIRE — NGS OC2521 is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #637743. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of DOVER ST MARYS CATH CH SPIRE — NGS OC2521?

The position of DOVER ST MARYS CATH CH SPIRE — NGS OC2521 in WGS84 is 43.198861°, -70.877000° (decimal), or 43° 11′ 55.90″ N, 70° 52′ 37.20″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 19N (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.