ENERGY FROM THE WATER
Hydroelectric reserves
Information based on provisional data from January, 2023
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In terms of hydroelectric reserves, 2022, being a rather dry year, ended with slightly lower reserves than the statistical average. By the end of 2022, the filling percentage of reserves stood at 44.4 %, higher than at the end of 2021 (36.0 %).
Total hydro reserves
Statistical maximum and minimum: average of the maximum and minimum values of the last 20 years.
Reserves remained below historical average levels throughout the year, and only a very rainy end of the year brought the level of reserves closer to the historical average. In September, reserves were very close to the statistical minimum.
Installed hydro power capacity and hydro power reserves at December 31, 2022 by hydrographic zone
Extreme values of peninsular reserves
| 2022 | Valores históricos | |||||
|---|---|---|---|---|---|---|
| GWh | Fecha | % | Fecha | % | ||
| Máximos | Anuales | 5.085 | 10/05/2022 | 56,7 | mayo de 1969 | 92,0 |
| Hiperanuales | 3.298 | 31/12/2022 | 34,5 | abril de 1979 | 91,1 | |
| Conjunto | 8.226 | 31/12/2022 | 44,4 | abril de 1979 | 86,6 | |
| Mínimos | Anuales | 2.737 | 18/10/2022 | 30,5 | 8 diciembre de 2017 | 24,1 |
| Hiperanuales | 1.971 | 11/10/2022 | 20,6 | noviembre de 1983 | 17,6 | |
| Conjunto | 4.727 | 18/10/2022 | 25,5 | 8 diciembre de 2017 | 23,0 | |