Alqueva
Beja · Alentejo · Guadiana
Capacity
4,150 hm³
Coordinates
38.200°N, 7.500°W
Operator
RH7
85.9% full
Current fill
85.9%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Drought context
Rain over the last three months · 21 September 2026
Near normal
In the three months to 21 September 2026 the area around Alqueva had rain close to normal for the season. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index −0.69). Rain, not storage.
EU drought indicator · 11 September 2026
Noneno drought signal
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. Portugal drought figures →
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 4,150 hm³ |
| Usable capacity | 3,735 hm³ |
| Primary use | Multi-purpose |
| Operator | RH7 |
| River | Guadiana |
| Province | Beja |
| Autonomous community | Alentejo |
| River basin | Guadiana |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 38.200, -7.500 · Open in Google Maps
About Alqueva
As of October 13, 2026, Alqueva is filled to 85.9% of its total capacity, holding roughly 3,565 hm³ of water out of a maximum 4,150 hm³. At this level the reservoir is high. Of that total, about 3,735 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Alqueva — 1 data points between October 13, 2026 and October 13, 2026 — the level has ranged from a low of 85.9% (October 13, 2026) to a high of 85.9% (October 13, 2026).
It is operated by RH7 primarily for multiple purposes. It lies within the Guadiana basin at 38.200°N, 7.500°W.
Key facts
- Current fill level
- 85.9%
- Water stored
- 3,565 hm³
- Total capacity
- 4,150 hm³
- Usable capacity
- 3,735 hm³
- 7-day change
- No change
- Primary use
- Multipurpose
- River
- Guadiana
- River basin
- Guadiana
- Operator
- RH7
- Coordinates
- 38.200°N, 7.500°W
- Last updated
- October 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Oct 2026 | 85.9% | 3,565 |