BELO MONTE
Pará · AMAZONAS
Capacity
2,276.29 hm³
Coordinates
-3.126°N, 51.775°W
Operator
ONS
99.5% full
Current fill
99.5%vs 7 days ago
+4.4%gaining
vs 1 year ago
+12.5%year-over-year
7-day trend
↑rising
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 2,276.29 hm³ |
| Usable capacity | 610.72 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | XINGU |
| Province | Pará |
| River basin | AMAZONAS |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -3.126, -51.775 · Open in Google Maps
About BELO MONTE
As of July 28, 2026, BELO MONTE is filled to 99.5% of its total capacity, holding roughly 608 hm³ of water out of a maximum 2,276 hm³. At this level the reservoir is high. Of that total, about 611 hm³ is usable (live) storage.
Over the most recent week on record the fill level has risen by 4.4 percentage points, and it is 12.5 points above its level on the same date a year earlier.
Across the readings we hold for BELO MONTE — 52 data points between August 15, 2025 and July 28, 2026 — the level has ranged from a low of 26.3% (April 10, 2026) to a high of 99.5% (July 28, 2026). On average the reservoir is fullest around July and at its lowest around April.
It is operated by ONS primarily for hydroelectric power. It lies within the AMAZONAS basin at 3.126°S, 51.775°W.
Key facts
- Current fill level
- 99.5%
- Water stored
- 608 hm³
- Total capacity
- 2,276 hm³
- Usable capacity
- 611 hm³
- 7-day change
- ▲ 4.4 pts
- Year-on-year
- ▲ 12.5 pts
- Primary use
- Hydroelectric power
- River
- XINGU
- River basin
- AMAZONAS
- Operator
- ONS
- Coordinates
- 3.126°S, 51.775°W
- Last updated
- July 28, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 28 Jul 2026 | 99.5% | 608 |
| 24 Jul 2026 | 95.2% | 581 |
| 17 Jul 2026 | 92.9% | 567 |
| 10 Jul 2026 | 94.3% | 576 |
| 3 Jul 2026 | 89.5% | 547 |
| 26 Jun 2026 | 90.6% | 554 |
| 19 Jun 2026 | 83.4% | 510 |
| 12 Jun 2026 | 85.7% | 523 |
| 5 Jun 2026 | 76.8% | 469 |
| 29 May 2026 | 59.6% | 364 |
| 22 May 2026 | 54.4% | 332 |
| 15 May 2026 | 47.5% | 290 |
Frequently asked questions
What is the current water level of BELO MONTE?
As of July 28, 2026, BELO MONTE is at 99.5% of its capacity, holding approximately 608 hm³ of water, according to ONS – Operador Nacional do Sistema Elétrico data.
Is BELO MONTE reservoir full?
BELO MONTE is essentially full, sitting at 99.5% of capacity as of July 28, 2026.
Is the water level at BELO MONTE rising or falling?
The level at BELO MONTE is rising — it gained 4.4 percentage points over the latest week on record.
How much water can BELO MONTE hold?
BELO MONTE has a total capacity of 2,276 hm³, of which about 611 hm³ is usable storage.
Where is BELO MONTE reservoir located?
BELO MONTE is located in Pará, Brazil, within the AMAZONAS basin (coordinates 3.126°S, 51.775°W).
What is BELO MONTE used for?
BELO MONTE is used primarily for hydroelectric power, and is managed by ONS.