Campañana, La reservoir

León · Castilla y León

Miño - Sil basin Reservoirs in Castilla y LeónHydroelectric

Province: León
Basin: Miño - Sil
River: Arroyo Balen
Dam: Gravity · 1963

57.1%

Current level

8 hm³

Stored water

14 hm³

Total capacity

-1.0 hm³

Weekly change

-2.0 hm³

Vs. 2025

-2.1 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Campañana, La reservoir (embalse de Campañana, La), in the Miño - Sil basin and linked to Carucedo, León and Castilla y León, is at 57.1% of its capacity, holding 8 hm³ against a maximum capacity of 14 hm³. It is currently falling, by 1.0 hm³ this week.

Compared with 2025: below (-14.3 points). Compared with the recent historical mean: below (-15.0 points).

Its main uses include water supply and hydroelectric power.

References
Reference	Level	Difference
Previous week	64.3%	-7.1 pts
Same week 2025	71.4%	-14.3 pts
10-year mean	72.1%	-15.0 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Carucedo
River: Arroyo Balen
Dam type: Gravity
Year built: 1963
Surface area: 107 ha
Upstream: — no data
Downstream: Peñarrubia

Recorded uses

Water supply
Electricity
Fishing

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

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET