SANTA CLARA-PR
Paraná · IGUACU
Capacity
431 hm³
Coordinates
-25.646°N, 51.956°W
Operator
ONS
103.1% full
Current fill
103.1%vs 7 days ago
-1.3%losing
vs 1 year ago
N/A7-day trend
→stable
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 431 hm³ |
| Usable capacity | 262.07 hm³ |
| Primary use | Hydroelectric |
| Operator | ONS |
| River | JORDÃO |
| Province | Paraná |
| River basin | IGUACU |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -25.646, -51.956 · Open in Google Maps
About SANTA CLARA-PR
As of September 9, 2026, SANTA CLARA-PR is filled to 103.1% of its total capacity, holding roughly 270 hm³ of water out of a maximum 431 hm³. At this level the reservoir is effectively full. Of that total, about 262 hm³ is usable (live) storage.
Over the most recent week on record the fill level has held broadly steady (-1.3 pts).
Across the readings we hold for SANTA CLARA-PR — 52 data points between September 26, 2025 and September 9, 2026 — the level has ranged from a low of 32.0% (March 20, 2026) to a high of 105.0% (July 3, 2026). On average the reservoir is fullest around September and at its lowest around March.
It is operated by ONS primarily for hydroelectric power. It lies within the IGUACU basin at 25.646°S, 51.956°W.
Key facts
- Current fill level
- 103.1%
- Water stored
- 270 hm³
- Total capacity
- 431 hm³
- Usable capacity
- 262 hm³
- 7-day change
- ▼ 1.3 pts
- Primary use
- Hydroelectric power
- River
- JORDÃO
- River basin
- IGUACU
- Operator
- ONS
- Coordinates
- 25.646°S, 51.956°W
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 9 Sep 2026 | 103.1% | 270 |
| 4 Sep 2026 | 104.4% | 274 |
| 28 Aug 2026 | 100.1% | 262 |
| 21 Aug 2026 | 101.9% | 267 |
| 14 Aug 2026 | 104.4% | 274 |
| 7 Aug 2026 | 102.3% | 268 |
| 31 Jul 2026 | 103.7% | 272 |
| 24 Jul 2026 | 104.0% | 272 |
| 17 Jul 2026 | 101.0% | 265 |
| 10 Jul 2026 | 102.1% | 268 |
| 3 Jul 2026 | 105.0% | 275 |
| 26 Jun 2026 | 95.1% | 249 |