Barrios de Luna reservoir

León · Castilla y León

Duero basin Reservoirs in Castilla y León

Province: León
Basin: Duero
River: Órbigo - Luna (Luna)
Dam: Gravity · 1956

22.5%

Current level

70 hm³

Stored water

311 hm³

Total capacity

-2.0 hm³

Weekly change

+2.0 hm³

Vs. 2025

-5.5 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Barrios de Luna reservoir (embalse de Barrios de Luna), in the Duero basin and linked to Los Barrios de Luna, León and Castilla y León, is at 22.5% of its capacity, holding 70 hm³ against a maximum capacity of 311 hm³. It is currently falling, by 2.0 hm³ this week.

Compared with 2025: above (+0.6 points). Compared with the recent historical mean: below (-2.0 points).

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

References
Reference	Level	Difference
Previous week	23.2%	-0.6 pts
Same week 2025	21.9%	+0.6 pts
10-year mean	24.5%	-2.0 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Los Barrios de Luna
River: Órbigo - Luna (Luna)
Dam type: Gravity
Year built: 1956
Surface area: 1,122 ha
Upstream: — no data
Downstream: Ricobayo

Recorded uses

Water supply
Irrigation
Electricity
Fishing
Boating
Swimming
Restaurants

Not recorded: industrial, picnic.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET