Seville, (EFE).- The average annual precipitation accumulated in the reservoirs of the Guadalquivir basin demarcation from the beginning of the hydrological year (October 1) until June 30 has been 417 l/m², which This represents a decrease of 22% compared to the average value of the same period in the previous 25 years (532 l/m²).
This is stated in the Pluviometric Report prepared monthly by the Guadalquivir Hydrographic Confederation (CHG). Agency dependent on the Ministry for the Ecological Transition and the Demographic Challenge, which reported this Monday in a statement.
The period analyzed is the seventh driest in the historical series considered. And this despite the rainfall recorded in May and June, “significantly higher” than the average of the last 25 years.
June, wetter than normal
During the month of June, the average rainfall in the reservoirs of the hydrographic demarcation was 52 l/m². Well above the 10 l/m² of the historical average. A month that is wetter than normal and with a rather irregular distribution by area.
In the eastern zone, the most important records have been located in the Guadiana Menor basin. Specifically at the head of the Guadalentín river in the province of Jaén. And in the western area, the maximum rainfall has been recorded in the Rivera basin in Huelva.
The maximum precipitation in June was located in the La Bolera reservoir (154.9 l/m²) in the province of Jaén. While the minimum has been registered in the Víboras reservoir (15.1 l/m²), also in the province of Jaén.
Regarding the provincial distribution of accumulated rainfall since the beginning of the hydrological year, in all the provinces of the demarcation the pluviometric records are below the average of the previous 25 years.
The maximum and minimum values correspond respectively to the provinces of Huelva (484 l/m²; 19% below its historical average). And Ciudad Real (309 l/m²; 15% less).
More pecicpitaciones in the head of the Guadalquivir
By area, the most abundant accumulated rainfall since the beginning of the hydrological year (above 650 l/m²) has been recorded at the headwaters of the Guadalquivir river (Aguascebas reservoir with 740.5 l/m²) and in the south of the Sierra de Jaén (Quiebrajano reservoir, with 658.1 l/m²).
On the contrary, the lowest values of accumulated rainfall (less than 275 l/m²) have been recorded in the south of the province of Ciudad Real (Montoro reservoir with 266.7 l/m²), and in the Guadiana Menor basin. (Francisco Abellán and Negratín reservoirs with 273.3 l/m² and 267.2 l/m² respectively).
They have also occurred at the headwaters of the Genil River (Cubillas and Bermejales reservoirs, with 274 l/m² and 232.4 l/m² respectively), all of them in the province of Granada; at the headwaters of the Guadajoz river (Vadomojón reservoir, with 267.8 l/m²) in the province of Córdoba and at the headwaters of the Víboras river (Víboras reservoir with 245.8 l/m²), in the province of Jaén.
The reservoirs of the Guadalquivir basin ended the month of June at 23.37% of their capacity, with a dammed volume of 1,877.5 hm³, which is 422 hm³ less than a year ago, while today the reservoirs They are at 22.80% of their capacity, with 1,882 hm³ dammed. EFE