Eugui
Iruñerria · Navarre · Ebro
Capacity
21 hm³
Coordinates
42.979°N, 1.516°W
Operator
CHE
42.9% full
Current fill
42.9%vs 13 Oct 2026
-4.7 pplosing
vs 1 year ago
-9.5 ppyear-over-year
Trend
↓falling
Drought context
Storage vs October average
73%of normal
42.9% full on 2026-10-19, against an average of 59.1% for October across 9 years of readings (-16.2 points).
Rain over the last three months · 11 October 2026
Moderately dry
In the three months to 11 October 2026 the area around Eúgui had well below normal rain, a shortfall seen about one year in six. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −1.19). Rain, not storage.
EU drought indicator · 11 October 2026
Warningsoil-moisture deficit
The European Drought Observatory's combined reading of rain, soil moisture and vegetation at this point. Watch means rain has been short, Warning that the soil has dried out, Alert that vegetation is visibly stressed; Recovery means the shortfall is easing. Ground conditions, not the reservoir's storage. Spain drought figures →
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 21 hm³ |
| Primary use | Multi-purpose |
| Operator | CHE |
| Province | Iruñerria |
| Region | Navarre |
| River basin | Ebro |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 42.979°N, 1.516°W · Open in Google Maps
About Eugui
As of October 19, 2026, Eugui is filled to 42.9% of its total capacity, holding 9 hm³ of water out of a maximum 21 hm³. At this level the reservoir is within its normal operating range.
Since October 13, 2026 the fill level has fallen by 4.7 percentage points, and it is 9.5 points below its level on the same date a year earlier.
Across the readings we hold for Eugui — 419 data points between October 16, 2018 and October 19, 2026 — the level has ranged from a low of 42.9% (November 15, 2022) to a high of 95.2% (May 21, 2019). On average the reservoir is fullest around May and at its lowest around November.
It is operated by CHE primarily for multiple purposes. It lies within the Ebro basin at 42.979°N, 1.516°W.
Key facts
- Current fill level
- 42.9% of total capacity
- Water stored
- 9 hm³
- Total capacity
- 21 hm³
- Change since October 13, 2026
- ▼ 4.7 pp
- Year-on-year
- ▼ 9.5 pp
- Primary use
- Multipurpose
- River basin
- Ebro
- Operator
- CHE
- Coordinates
- 42.979°N, 1.516°W
- Last updated
- October 19, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 19 Oct 2026 | 42.9% | 9 |
| 13 Oct 2026 | 47.6% | 10 |
| 6 Oct 2026 | 47.6% | 10 |
| 29 Sep 2026 | 47.6% | 10 |
| 22 Sep 2026 | 52.4% | 11 |
| 15 Sep 2026 | 52.4% | 11 |
| 8 Sep 2026 | 57.1% | 12 |
| 1 Sep 2026 | 57.1% | 12 |
| 25 Aug 2026 | 61.9% | 13 |
| 18 Aug 2026 | 61.9% | 13 |
| 11 Aug 2026 | 66.7% | 14 |
| 4 Aug 2026 | 66.7% | 14 |