The reservation by areas is as follows:

  • Eastern Cantabrian is 67.1%
  • Western Cantabrian 61.4%
  • 57.0% Miño-Sil
  • Galicia Costa at 66.5%
  • Internal basins of the Basque Country 66.7%
  • Duero at 41.7%
  • 34.7% cut
  • Guadiana at 37.7%
  • Red, Odiel and Stones 62.0%
  • 45.5% Guadalete-Barbate
  • Guadalquivir at 34.5%
  • Andalusian Mediterranean Basin at 49.0%
  • Safe at 26.4%
  • Juice at 30.0%
  • Ebro at 48.9%
  • Inland basins of Catalonia at 58.6%

Precipitation has been abundant in the Atlantic slope and scarce in the Mediterranean slope. The maximum has been produced in Pontevedra with 129.9 mm (129.9 l / m²).

The situation of the basins, in cubic hectometers, is detailed in the following table:

Ministry for Ecological Transition



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