The Spanish water reserve is at 41.8 percent of its total capacity. The reservoirs currently store 23,482 cubic hectometres (hm³) of water, increasing in the last week by 1,026 cubic hectometres (1.8 percent of the current total capacity of the reservoirs).

The reservation by areas is as follows:
- Cantábrico Oriental se encuentra al 91,8%
- Cantábrico Occidental al 81,1%
- Miño-Sil al 46,1%
- Galicia Costa al 59,8%
- Cuencas internas del País Vasco al 100,0%
- Duero al 43,1%
- Tajo al 44,4%
- Guadiana al 29,9%
- Tinto, Odiel y Piedras al 64,2%
- Guadalete-Barbate al 29,0%
- Guadalquivir al 26,5%
- Cuenca Mediterránea Andaluza al 32,2%
- Segura al 32,8%
- Júcar al 52,7%
- Ebro al 59,6%
- Cuencas internas de Cataluña al 62,8%
The rains have considerably affected the entire peninsula. The maximum occurred in San Sebastián-Donostia with 149.4 mm (149.4 l / m²).