Navalcán reservoir

Toledo · Castilla-La Mancha

Tajo basin Reservoirs in Castilla-La Mancha

Province: Toledo
Basin: Tajo
River: Guadyerbas
Dam: Gravity · 1977

58.8%

Current level

20 hm³

Stored water

34 hm³

Total capacity

-1.0 hm³

Weekly change

-6.0 hm³

Vs. 2025

-3.7 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Navalcán reservoir (embalse de Navalcán), in the Tajo basin and linked to Navalcan, Toledo and Castilla-La Mancha, is at 58.8% of its capacity, holding 20 hm³ against a maximum capacity of 34 hm³. It is currently falling, by 1.0 hm³ this week.

Compared with 2025: below (-17.6 points). Compared with the recent historical mean: below (-10.9 points).

Its main uses include water supply and irrigation.

References
Reference	Level	Difference
Previous week	61.8%	-2.9 pts
Same week 2025	76.5%	-17.6 pts
10-year mean	69.7%	-10.9 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Navalcan
River: Guadyerbas
Dam type: Gravity
Year built: 1977
Surface area: 746 ha
Upstream: — no data
Downstream: Rosarito

Recorded uses

Water supply
Irrigation
Fishing

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

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET