Ricobayo reservoir

Zamora · Castilla y León

Duero basin Reservoirs in Castilla y LeónHydroelectric

Province: Zamora
Basin: Duero
River: Esla
Dam: Gravity · 1933

34.8%

Current level

398 hm³

Stored water

1,145 hm³

Total capacity

-13.0 hm³

Weekly change

-16.0 hm³

Vs. 2025

-0.4 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Ricobayo reservoir (embalse de Ricobayo), in the Duero basin and linked to Ricobayo, Muelas, Zamora and Castilla y León, is at 34.8% of its capacity, holding 398 hm³ against a maximum capacity of 1,145 hm³. It is currently falling, by 13.0 hm³ this week.

Compared with 2025: below (-1.4 points). Compared with the recent historical mean: in line with that level.

Its main uses include water supply and hydroelectric power.

References
Reference	Level	Difference
Previous week	35.9%	-1.1 pts
Same week 2025	36.2%	-1.4 pts
10-year mean	34.8%	0.0 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Ricobayo, Muelas
River: Esla
Dam type: Gravity
Year built: 1933
Surface area: 5,725 ha
Upstream: Barrios de Luna
Downstream: Villalcampo

Recorded uses

Water supply
Electricity
Fishing
Boating
Swimming

Not recorded: irrigation, industrial, picnic, restaurants.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET