Groundwater dating

{
  "id": "MLC-T-MET-006105",
  "term": "Groundwater dating",
  "field": "Meteorology and atmospheric science",
  "definition": "A technique used to determine the residence time or age of groundwater, indicating how long it has been isolated from the atmosphere. This involves analyzing the concentrations of environmental tracers such as tritium, carbon-14, or chlorofluorocarbons dissolved in the water. The age provides insights into groundwater flow paths, recharge rates, and vulnerability to contamination.",
  "see_also": [
    "radioactive dating"
  ],
  "url": "https://mlchart.com/terminology/meteorology/groundwater-dating/"
}