Eúgui reservoir

Navarra · Navarra

Ebro basin Reservoirs in Navarra

Province: Navarra
Basin: Ebro
River: Arga
Dam: Gravity · 1972

42.9%

Current level

9 hm³

Stored water

21 hm³

Total capacity

-1.0 hm³

Weekly change

-2.0 hm³

Vs. 2025

-4.0 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Eúgui reservoir (embalse de Eúgui), in the Ebro basin and linked to Esteribar, Navarra and Navarra, is at 42.9% of its capacity, holding 9 hm³ against a maximum capacity of 21 hm³. It is currently falling, by 1.0 hm³ this week.

Compared with 2025: below (-9.5 points). Compared with the recent historical mean: below (-19.0 points).

Its main uses include water supply and hydroelectric power.

References
Reference	Level	Difference
Previous week	47.6%	-4.8 pts
Same week 2025	52.4%	-9.5 pts
10-year mean	61.9%	-19.0 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Esteribar
River: Arga
Dam type: Gravity
Year built: 1972
Surface area: 123 ha
Upstream: — no data
Downstream: Mequinenza

Recorded uses

Water supply
Electricity
Restaurants

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

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET