RETIRO BAIXO
Minas Gerais · SAO FRANCISCO
Capacity
241.59 hm³
Coordinates
-18.894°N, 44.782°W
Operator
ONS
Current fill
86.8%vs 7 days ago
-5.3%losing
vs 1 year ago
+11.5%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 241.59 hm³ |
| Usable capacity | 41.61 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | PARAOPEBA |
| Province | Minas Gerais |
| River basin | SAO FRANCISCO |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -18.894, -44.782 · Open in Google Maps
About RETIRO BAIXO
As of June 10, 2026, RETIRO BAIXO is filled to 86.8% of its total capacity, holding roughly 36 hm³ of water out of a maximum 242 hm³. At this level the reservoir is high. Of that total, about 42 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 5.3 percentage points, and it is 11.5 points above its level on the same date a year earlier.
Across the readings we hold for RETIRO BAIXO — 52 data points between June 27, 2025 and June 10, 2026 — the level has ranged from a low of 18.5% (August 29, 2025) to a high of 96.8% (August 1, 2025). On average the reservoir is fullest around July and at its lowest around October.
It is operated by ONS primarily for hydroelectric power. It lies within the SAO FRANCISCO basin at 18.894°S, 44.782°W.
Key facts
- Current fill level
- 86.8%
- Water stored
- 36 hm³
- Total capacity
- 242 hm³
- Usable capacity
- 42 hm³
- 7-day change
- ▼ 5.3 pts
- Year-on-year
- ▲ 11.5 pts
- Primary use
- Hydroelectric power
- River
- PARAOPEBA
- River basin
- SAO FRANCISCO
- Operator
- ONS
- Coordinates
- 18.894°S, 44.782°W
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 10 Jun 2026 | 86.8% | 36 |
| 5 Jun 2026 | 92.0% | 38 |
| 29 May 2026 | 89.4% | 37 |
| 22 May 2026 | 92.6% | 39 |
| 15 May 2026 | 87.3% | 36 |
| 8 May 2026 | 79.5% | 33 |
| 1 May 2026 | 81.6% | 34 |
| 24 Apr 2026 | 73.8% | 31 |
| 17 Apr 2026 | 61.5% | 26 |
| 10 Apr 2026 | 86.8% | 36 |
| 3 Apr 2026 | 91.0% | 38 |
| 27 Mar 2026 | 95.2% | 40 |
Frequently asked questions
What is the current water level of RETIRO BAIXO?
As of June 10, 2026, RETIRO BAIXO is at 86.8% of its capacity, holding approximately 36 hm³ of water, according to ONS – Operador Nacional do Sistema Elétrico data.
Is RETIRO BAIXO reservoir full?
No. As of June 10, 2026, RETIRO BAIXO is high at 86.8% of its capacity, so it is not full.
Is the water level at RETIRO BAIXO rising or falling?
The level at RETIRO BAIXO is falling — it dropped 5.3 percentage points over the latest week on record.
How much water can RETIRO BAIXO hold?
RETIRO BAIXO has a total capacity of 242 hm³, of which about 42 hm³ is usable storage.
Where is RETIRO BAIXO reservoir located?
RETIRO BAIXO is located in Minas Gerais, Brazil, within the SAO FRANCISCO basin (coordinates 18.894°S, 44.782°W).
What is RETIRO BAIXO used for?
RETIRO BAIXO is used primarily for hydroelectric power, and is managed by ONS.