Tide gauge benchmark

{
  "id": "MLC-T-MET-009671",
  "term": "Tide gauge benchmark",
  "field": "Meteorology and atmospheric science",
  "definition": "A stable, permanent reference point on land, typically a precisely surveyed monument, to which the measurements from a nearby tide gauge are referenced. This benchmark allows for the long-term monitoring of sea level changes relative to the land. It provides a fixed vertical datum for tidal observations.",
  "url": "https://mlchart.com/terminology/meteorology/tide-gauge-benchmark/"
}