Bornos reservoir

Cádiz · Andalucía

Guadalete-Barbate basin Reservoirs in Andalucía

Province: Cádiz
Basin: Guadalete-Barbate
River: Guadalete
Dam: Gravity · 1961

63.5%

Current level

127 hm³

Stored water

200 hm³

Total capacity

0.0 hm³

Weekly change

+14.0 hm³

Vs. 2025

+73.4 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Bornos reservoir (embalse de Bornos), in the Guadalete-Barbate basin and linked to Bornos, Cádiz and Andalucía, is at 63.5% of its capacity, holding 127 hm³ against a maximum capacity of 200 hm³. It is currently steady in the latest update.

Compared with 2025: above (+7.0 points). Compared with the recent historical mean: above (+36.7 points).

Its main uses include water supply, irrigation and hydroelectric power.

References
Reference	Level	Difference
Previous week	63.5%	0.0 pts
Same week 2025	56.5%	+7.0 pts
10-year mean	26.8%	+36.7 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Bornos
River: Guadalete
Dam type: Gravity
Year built: 1961
Surface area: 2,341 ha
Upstream: Zahara - El Gastor
Downstream: Arcos

Recorded uses

Water supply
Irrigation
Electricity
Fishing
Boating

Not recorded: industrial, swimming, picnic, restaurants.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET