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NOAA Inspection, Survey & Testing Enhanced

National Geodetic Survey

NOAA's National Geodetic Survey maintains the national elevation reference system and publishes post-storm aerial imagery of coastal damage.

Service page on NOAA's site

Description

The National Geodetic Survey (NGS) is a NOAA office whose work supports precise mapping, infrastructure planning and flood risk assessment.

Key features

  • Post-storm aerial imagery of coastal damage published online, for example imagery of Pensacola, Florida, after Hurricane Isaias
  • GPS on Bench Marks (GPSonBM) program, in which volunteers with survey-grade GPS receivers collected location data at permanent survey benchmarks
  • Improving the accuracy of the national elevation reference system and modernizing the national geodetic framework
  • Contributes to NOAA's charting and mapping work alongside the Office of Coast Survey

Applications

  • Precise mapping and positioning
  • Coastal infrastructure planning and flood risk assessment
  • Post-storm damage assessment

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