Annual minimum series

{
  "id": "MLC-T-MET-003528",
  "term": "Annual minimum series",
  "field": "Meteorology and atmospheric science",
  "definition": "A dataset constructed by selecting the single lowest value of a hydrometeorological variable, such as river discharge or reservoir level, for each year in a continuous period of record. This series is used in statistical frequency analysis to estimate the probability and return period of extreme low-value events like droughts. It is the counterpart to the annual maximum series, which is used for analyzing flood events.",
  "url": "https://mlchart.com/terminology/meteorology/annual-minimum-series/"
}