Villar, El reservoir

Madrid · Comunidad de Madrid

Tajo basin Reservoirs in Comunidad de Madrid

Province: Madrid
Basin: Tajo
River: Lozoya
Dam: Arch-gravity · 1882

65.2%

Current level

15 hm³

Stored water

23 hm³

Total capacity

0.0 hm³

Weekly change

-3.0 hm³

Vs. 2025

-2.9 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Villar, El reservoir (embalse de Villar, El), in the Tajo basin and linked to Puentes Viejas/Mangiron, Madrid and Comunidad de Madrid, is at 65.2% of its capacity, holding 15 hm³ against a maximum capacity of 23 hm³. It is currently steady in the latest update.

Compared with 2025: below (-13.0 points). Compared with the recent historical mean: below (-12.6 points).

Its main uses include water supply and hydroelectric power.

References
Reference	Level	Difference
Previous week	65.2%	0.0 pts
Same week 2025	78.3%	-13.0 pts
10-year mean	77.8%	-12.6 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Puentes Viejas/Mangiron
River: Lozoya
Dam type: Arch-gravity
Year built: 1882
Surface area: 144 ha
Upstream: Puentes Viejas
Downstream: El Atazar

Recorded uses

Water supply
Electricity
Fishing
Restaurants

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

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET