The Spanish hydraulic reserve is 59.9 percent of its total capacity. The reservoirs currently store 33,587 cubic hectometres (hm³) of water, decreasing in the last week by 265 cubic hectometres (0.5 percent of the current total capacity of the reservoirs).

The reservation by areas is the following:

  • Cantabrico Oriental is 93.2%
  • Western Bay of Biscay 88.0%
  • Miño-Sil to 76.8%
  • Galicia Costa 89.5%
  • 90.5% internal basins of the Basque Country
  • Duero at 65.2% Tajo at 53.5%
  • Guadiana 50.6%
  • Tinto, Odiel and Piedras to 78.2%
  • Guadalete-Barbate to 61.1%
  • 51.8% Guadalquivir
  • 63.8% Andalusian Mediterranean Basin
  • Safe to 32.3%
  • Júcar 40.8%
  • Ebro 80.5%
  • 85.8% internal basins of Catalonia

The precipitations have been very scarce in the Atlantic slope and practically null in the Mediterranean slope. The maximum has been produced in San Sebastián – Donostia, with 8.7 mm (8.7 l / m2).

The situation of the basins, in cubic hectometres, is detailed in the attached table:

Ministry for the Ecological Transition



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