Alto Ceira
Coimbra · Centro · Mondego
Capacity
28 hm³
Coordinates
40.097°N, 7.873°W
Operator
RH4
70.9% full
Current fill
70.9%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 Alto Ceira 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 −0.06). 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 | 28 hm³ |
| Usable capacity | 25.2 hm³ |
| Primary use | Multi-purpose |
| Operator | RH4 |
| River | Mondego |
| Province | Coimbra |
| Autonomous community | Centro |
| River basin | Mondego |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 40.097, -7.873 · Open in Google Maps
About Alto Ceira
As of October 13, 2026, Alto Ceira is filled to 70.9% of its total capacity, holding roughly 20 hm³ of water out of a maximum 28 hm³. At this level the reservoir is within its normal operating range. Of that total, about 25 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 Alto Ceira — 1 data points between October 13, 2026 and October 13, 2026 — the level has ranged from a low of 70.9% (October 13, 2026) to a high of 70.9% (October 13, 2026).
It is operated by RH4 primarily for multiple purposes. It lies within the Mondego basin at 40.097°N, 7.873°W.
Key facts
- Current fill level
- 70.9%
- Water stored
- 20 hm³
- Total capacity
- 28 hm³
- Usable capacity
- 25 hm³
- 7-day change
- No change
- Primary use
- Multipurpose
- River
- Mondego
- River basin
- Mondego
- Operator
- RH4
- Coordinates
- 40.097°N, 7.873°W
- Last updated
- October 13, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 13 Oct 2026 | 70.9% | 20 |