PEDRA DO CAVALO
Bahia · PARAGUACU
Capacity
3,134 hm³
Coordinates
-12.582°N, 39.002°W
Operator
ONS
Current fill
105.0%vs 7 days ago
0.0%stable
vs 1 year ago
+18.5%year-over-year
7-day trend
→stable
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 3,134 hm³ |
| Usable capacity | 942 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | PARAGUACU |
| Province | Bahia |
| River basin | PARAGUACU |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -12.582, -39.002 · Open in Google Maps
About PEDRA DO CAVALO
As of June 10, 2026, PEDRA DO CAVALO is filled to 105.0% of its total capacity, holding roughly 989 hm³ of water out of a maximum 3,134 hm³. At this level the reservoir is effectively full. Of that total, about 942 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts), and it is 18.5 points above its level on the same date a year earlier.
Across the readings we hold for PEDRA DO CAVALO — 52 data points between June 27, 2025 and June 10, 2026 — the level has ranged from a low of 63.5% (November 21, 2025) to a high of 105.0% (March 6, 2026). On average the reservoir is fullest around March and at its lowest around November.
It is operated by ONS primarily for hydroelectric power. It lies within the PARAGUACU basin at 12.582°S, 39.002°W.
Key facts
- Current fill level
- 105.0%
- Water stored
- 989 hm³
- Total capacity
- 3,134 hm³
- Usable capacity
- 942 hm³
- 7-day change
- No change
- Year-on-year
- ▲ 18.5 pts
- Primary use
- Hydroelectric power
- River
- PARAGUACU
- River basin
- PARAGUACU
- Operator
- ONS
- Coordinates
- 12.582°S, 39.002°W
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 105.0% | 989 |
| 5 Jun 2026 | 105.0% | 989 |
| 29 May 2026 | 105.0% | 989 |
| 22 May 2026 | 105.0% | 989 |
| 15 May 2026 | 105.0% | 989 |
| 8 May 2026 | 105.0% | 989 |
| 1 May 2026 | 105.0% | 989 |
| 24 Apr 2026 | 105.0% | 989 |
| 17 Apr 2026 | 105.0% | 989 |
| 10 Apr 2026 | 105.0% | 989 |
| 3 Apr 2026 | 105.0% | 989 |
| 27 Mar 2026 | 105.0% | 989 |
Frequently asked questions
What is the current water level of PEDRA DO CAVALO?
As of June 10, 2026, PEDRA DO CAVALO is at 105.0% of its capacity, holding approximately 989 hm³ of water, according to ONS – Operador Nacional do Sistema Elétrico data.
Is PEDRA DO CAVALO reservoir full?
PEDRA DO CAVALO is essentially full, sitting at 105.0% of capacity as of June 10, 2026.
Is the water level at PEDRA DO CAVALO rising or falling?
The level at PEDRA DO CAVALO has been broadly stable over the latest week on record (0.0 points).
How much water can PEDRA DO CAVALO hold?
PEDRA DO CAVALO has a total capacity of 3,134 hm³, of which about 942 hm³ is usable storage.
Where is PEDRA DO CAVALO reservoir located?
PEDRA DO CAVALO is located in Bahia, Brazil, within the PARAGUACU basin (coordinates 12.582°S, 39.002°W).
What is PEDRA DO CAVALO used for?
PEDRA DO CAVALO is used primarily for hydroelectric power, and is managed by ONS.