SINOP
Mato Grosso · AMAZONAS
Capacity
3,071.18 hm³
Coordinates
-11.263°N, 55.452°W
Operator
ONS
65.1% full
Current fill
65.1%vs 7 days ago
+1.5%gaining
vs 1 year ago
N/A7-day trend
→stable
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 3,071.18 hm³ |
| Usable capacity | 2,025.97 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | TELES PIRES |
| Province | Mato Grosso |
| River basin | AMAZONAS |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -11.263, -55.452 · Open in Google Maps
About SINOP
As of September 9, 2026, SINOP is filled to 65.1% of its total capacity, holding roughly 1,319 hm³ of water out of a maximum 3,071 hm³. At this level the reservoir is within its normal operating range. Of that total, about 2,026 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (+1.5 pts).
Across the readings we hold for SINOP — 52 data points between September 26, 2025 and September 9, 2026 — the level has ranged from a low of 10.6% (January 2, 2026) to a high of 86.3% (May 22, 2026). On average the reservoir is fullest around May and at its lowest around January.
It is operated by ONS primarily for hydroelectric power. It lies within the AMAZONAS basin at 11.263°S, 55.452°W.
Key facts
- Current fill level
- 65.1%
- Water stored
- 1,319 hm³
- Total capacity
- 3,071 hm³
- Usable capacity
- 2,026 hm³
- 7-day change
- ▲ 1.5 pts
- Primary use
- Hydroelectric power
- River
- TELES PIRES
- River basin
- AMAZONAS
- Operator
- ONS
- Coordinates
- 11.263°S, 55.452°W
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 65.1% | 1,319 |
| 4 Sep 2026 | 63.5% | 1,287 |
| 28 Aug 2026 | 64.3% | 1,302 |
| 21 Aug 2026 | 65.6% | 1,329 |
| 14 Aug 2026 | 66.7% | 1,352 |
| 7 Aug 2026 | 67.2% | 1,362 |
| 31 Jul 2026 | 66.5% | 1,348 |
| 24 Jul 2026 | 66.4% | 1,345 |
| 17 Jul 2026 | 66.1% | 1,339 |
| 10 Jul 2026 | 65.5% | 1,327 |
| 3 Jul 2026 | 66.6% | 1,350 |
| 26 Jun 2026 | 69.4% | 1,406 |