San José reservoir

Valladolid · Castilla y León

Duero basin Reservoirs in Castilla y León

Province: Valladolid
Basin: Duero
River: Duero
Dam: Gravity · 1941

100.0%

Current level

6 hm³

Stored water

6 hm³

Total capacity

0.0 hm³

Weekly change

0.0 hm³

Vs. 2025

0.0 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The San José reservoir (embalse de San José), in the Duero basin and linked to Castronuño, Valladolid and Castilla y León, is at 100.0% of its capacity, holding 6 hm³ against a maximum capacity of 6 hm³. It is currently steady in the latest update.

Compared with 2025: in line with that level. Compared with the recent historical mean: in line with that level.

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

References
Reference	Level	Difference
Previous week	100.0%	0.0 pts
Same week 2025	100.0%	0.0 pts
10-year mean	100.0%	0.0 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Castronuño
River: Duero
Dam type: Gravity
Year built: 1941
Surface area: 250 ha
Upstream: — no data
Downstream: Villalcampo

Recorded uses

Water supply
Irrigation
Electricity
Fishing
Swimming

Not recorded: industrial, boating, picnic, restaurants.

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET