Rialb reservoir

Lleida · Catalunya

Ebro basin Reservoirs in Catalunya

Province: Lleida
Basin: Ebro
River: Segre
Dam: Gravity · 2000

52.5%

Current level

212 hm³

Stored water

404 hm³

Total capacity

+3.0 hm³

Weekly change

-99.0 hm³

Vs. 2025

+31.2 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Rialb reservoir (embalse de Rialb), in the Ebro basin and linked to Baronia Rialb, Tiurana, Lleida and Catalunya, is at 52.5% of its capacity, holding 212 hm³ against a maximum capacity of 404 hm³. It is currently rising, by 3.0 hm³ this week.

Compared with 2025: below (-24.5 points). Compared with the recent historical mean: above (+7.7 points).

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

References
Reference	Level	Difference
Previous week	51.7%	+0.7 pts
Same week 2025	77.0%	-24.5 pts
10-year mean	44.8%	+7.7 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Baronia Rialb, Tiurana
River: Segre
Dam type: Gravity
Year built: 2000
Surface area: 1,505 ha
Upstream: Oliana
Downstream: San Lorenzo Mongay

Recorded uses

Water supply
Irrigation
Electricity
Industrial
Fishing
Boating
Swimming

Not recorded: picnic, restaurants.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET