Ibiur reservoir

Gipuzkoa/Guipúzcoa · Euskadi

Cantábrico Oriental basin Reservoirs in Euskadi

Province: Gipuzkoa/Guipúzcoa
Basin: Cantábrico Oriental
River: Ibiur
Dam: Gravity · 2008

62.5%

Current level

5 hm³

Stored water

8 hm³

Total capacity

0.0 hm³

Weekly change

-1.0 hm³

Vs. 2025

-0.7 hm³

Vs. 10-year mean

Historical trend

Stored water volume · hm³

hm³

Weekly summary

The Ibiur reservoir (embalse de Ibiur), in the Cantábrico Oriental basin and linked to Ikaztegieta, Baliarrain, Orendain y Abaltzisketa, Gipuzkoa/Guipúzcoa and Euskadi, is at 62.5% of its capacity, holding 5 hm³ against a maximum capacity of 8 hm³. It is currently steady in the latest update.

Compared with 2025: below (-12.5 points). Compared with the recent historical mean: below (-8.7 points).

Its main uses include water supply.

References
Reference	Level	Difference
Previous week	62.5%	0.0 pts
Same week 2025	75.0%	-12.5 pts
10-year mean	71.3%	-8.7 pts

Technical data

Characteristics of the dam and its recorded uses.

Characteristics

Municipality: Ikaztegieta, Baliarrain, Orendain y Abaltzisketa
River: Ibiur
Dam type: Gravity
Year built: 2008
Surface area: 37 ha
Upstream: — no data
Downstream: No

Recorded uses

Water supply

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

Source: MITECO Inventory of Dams and Reservoirs.

Data: MITECO · AEMET