Pajares reservoir

La Rioja · La Rioja

Ebro basin Reservoirs in La Rioja

Province: La Rioja
Basin: Ebro
River: Piqueras
Dam: Homogeneous embankment · 1994

40.0%

Current level

14 hm³

Stored water

35 hm³

Total capacity

-1.0 hm³

Weekly change

-6.0 hm³

Vs. 2025

+1.7 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Pajares reservoir (embalse de Pajares), in the Ebro basin and linked to Lumbreras, La Rioja and La Rioja, is at 40.0% of its capacity, holding 14 hm³ against a maximum capacity of 35 hm³. It is currently falling, by 1.0 hm³ this week.

Compared with 2025: below (-17.1 points). Compared with the recent historical mean: above (+4.9 points).

Its main uses include water supply.

References
Reference	Level	Difference
Previous week	42.9%	-2.9 pts
Same week 2025	57.1%	-17.1 pts
10-year mean	35.1%	+4.9 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Lumbreras
River: Piqueras
Dam type: Homogeneous embankment
Year built: 1994
Surface area: 162 ha
Upstream: — no data
Downstream: Mequinenza

Recorded uses

Water supply

Not recorded: irrigation, electricity, industrial, fishing, boating, swimming, picnic, restaurants.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET