reservoirs.earth logo
Reservoirs.EARTH
Spain
High

Ibai-Eder

Cuencas Internas del País Vasco

Capacity

11 hm³

Coordinates

0.000°N, 0.000°E

Operator

Cuencas Internas del País Vasco

81.8% full

Data older than 14 days — last reading 2026-07-14. Shown for reference; it may not reflect current levels.

Current fill

81.8%
High

vs 7 days ago

0.0%

stable

vs 1 year ago

-9.1%

year-over-year

7-day trend

stable

Technical specifications

Total capacity11 hm³
Usable capacity11 hm³
Primary use
OperatorCuencas Internas del País Vasco
River basinCuencas Internas del País Vasco
Data source:MITECO·Last reading: 2026-07-14

About Ibai-Eder

As of July 14, 2026, Ibai-Eder is filled to 81.8% of its total capacity, holding roughly 9 hm³ of water out of a maximum 11 hm³. At this level the reservoir is high.

Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 9.1 points below its level on the same date a year earlier.

Across the readings we hold for Ibai-Eder — 418 data points between July 17, 2018 and July 14, 2026 — the level has ranged from a low of 63.6% (October 16, 2018) to a high of 100.0% (December 31, 2019). On average the reservoir is fullest around March and at its lowest around October.

It is operated by Cuencas Internas del País Vasco. It lies within the Cuencas Internas del País Vasco basin at 0.000°N, 0.000°E.

Key facts

Current fill level
81.8%
Water stored
9 hm³
Total capacity
11 hm³
7-day change
No change
Year-on-year
▼ 9.1 pts
River basin
Cuencas Internas del País Vasco
Operator
Cuencas Internas del País Vasco
Coordinates
0.000°N, 0.000°E
Last updated
July 14, 2026

Recent readings

DateFill levelVolume (hm³)
14 Jul 202681.8%9
7 Jul 202681.8%9
30 Jun 202681.8%9
23 Jun 202690.9%10
16 Jun 202690.9%10
9 Jun 202690.9%10
2 Jun 202690.9%10
26 May 202690.9%10
19 May 202690.9%10
12 May 202690.9%10
5 May 202690.9%10
28 Apr 202690.9%10

Frequently asked questions

What is the current water level of Ibai-Eder?

As of July 14, 2026, Ibai-Eder is at 81.8% of its capacity, holding approximately 9 hm³ of water, according to MITECO data.

Is Ibai-Eder reservoir full?

No. As of July 14, 2026, Ibai-Eder is high at 81.8% of its capacity, so it is not full.

Is the water level at Ibai-Eder rising or falling?

The level at Ibai-Eder has been broadly stable over the latest week on record (0.0 points).

How much water can Ibai-Eder hold?

Ibai-Eder has a total capacity of 11 hm³.

Where is Ibai-Eder reservoir located?

Ibai-Eder is located in Cuencas Internas del País Vasco, Spain, within the Cuencas Internas del País Vasco basin (coordinates 0.000°N, 0.000°E).

ShareXLinkedInWhatsApp