The water reserve Spain is at 52.1% of its total capacity. The reservoirs currently store 29,182 cubic hectometers (hm³) of water, increasing in the last week by 534 cubic hectometers (1% of the current total capacity of the reservoirs).
The water reserve by areas according to the MITECO is the next:
- Eastern Cantabrian is at 82.2%
- Western Cantabrian at 75.5%
- Miño-Sil at 76.4%
- Galicia Coast at 80.6%
- Internal basins of the Basque Country at 81%
- Duero at 68.5%
- Cut at 70.1%
- Guadiana at 36.2%
- Red, Odiel and Piedras at 76.9%
- Guadalete-Barbate at 17%
- Guadalquivir at 24.8%
- Andalusian Mediterranean Basin at 19.3%
- Safe at 18.6%
- Júcar at 49.2%
- Ebro at 65.1%
- Internal basins of Catalonia at 15.1%
The rainfall has considerably affected the entire peninsula. The maximum occurred in San Sebastián – Donostia with 32.7 mm (32.7 l/m²).
The situation of the basins, in cubic hectometers, is detailed in the attached table:

This information is also available in a more visual way in the new web application of the MITECO. In addition, every week the BD-Embalses_1988-2022.zip file is updated in this section, which includes a table with data on peninsular reservoirs with a capacity greater than 5 hm³ since 1988.