CAMARGOS
Minas Gerais · GRANDE
Capacity
792 hm³
Coordinates
-21.326°N, 44.617°W
Operator
ONS
92.4% full
Current fill
92.4%vs 7 days ago
-2.4%losing
vs 1 year ago
N/A7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 792 hm³ |
| Usable capacity | 672 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | GRANDE |
| Province | Minas Gerais |
| River basin | GRANDE |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -21.326, -44.617 · Open in Google Maps
About CAMARGOS
As of September 12, 2026, CAMARGOS is filled to 92.4% of its total capacity, holding roughly 621 hm³ of water out of a maximum 792 hm³. At this level the reservoir is high. Of that total, about 672 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 2.4 percentage points.
Across the readings we hold for CAMARGOS — 52 data points between October 3, 2025 and September 12, 2026 — the level has ranged from a low of 48.4% (December 26, 2025) to a high of 99.8% (June 12, 2026). On average the reservoir is fullest around June and at its lowest around December.
It is operated by ONS primarily for hydroelectric power. It lies within the GRANDE basin at 21.326°S, 44.617°W.
Key facts
- Current fill level
- 92.4%
- Water stored
- 621 hm³
- Total capacity
- 792 hm³
- Usable capacity
- 672 hm³
- 7-day change
- ▼ 2.4 pts
- Primary use
- Hydroelectric power
- River
- GRANDE
- River basin
- GRANDE
- Operator
- ONS
- Coordinates
- 21.326°S, 44.617°W
- Last updated
- September 12, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 12 Sep 2026 | 92.4% | 621 |
| 11 Sep 2026 | 92.6% | 622 |
| 4 Sep 2026 | 94.8% | 637 |
| 28 Aug 2026 | 97.0% | 652 |
| 21 Aug 2026 | 98.1% | 659 |
| 14 Aug 2026 | 98.6% | 663 |
| 7 Aug 2026 | 99.2% | 666 |
| 31 Jul 2026 | 99.3% | 667 |
| 24 Jul 2026 | 98.8% | 664 |
| 17 Jul 2026 | 98.8% | 664 |
| 10 Jul 2026 | 99.5% | 668 |
| 3 Jul 2026 | 99.4% | 668 |