SANTA CLARA-PR
Paraná · IGUACU
Useful capacity
262.07 hm³
Coordinates
25.646°S, 51.956°W
Operator
ONS
104.9% of useful capacity
Current fill
104.9%of useful capacity
vs 7 days ago
Stale7-day trend
StaleDrought context
Storage vs October average
101%of normal
104.9% full on 2026-10-05, against an average of 104.0% for October across 2 years of readings (+0.9 points).
Rain over the last three months · 11 October 2026
Extremely wet
In the three months to 11 October 2026 the area around SANTA CLARA-PR had exceptionally wet conditions, a surplus seen about one year in forty. Rainfall compared with the long-run record for the same season at this point (Copernicus Global Drought Observatory, SPI-3 index +2.14). Rain, not storage. Brazil drought figures →
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°S, 51.956°W · Open in Google Maps
About SANTA CLARA-PR
As of October 5, 2026, SANTA CLARA-PR is at 104.9% of useful capacity, holding 274.8 hm³ of 262.07 hm³. Of the 431 hm³ total capacity, that is 63.8%. The reading is past the freshness window, so it is shown as stale.
The 7-day change is not shown, because the latest reading is past the freshness window.
Across the readings we hold for SANTA CLARA-PR — 63 data points between October 5, 2025 and October 5, 2026 — the level has ranged from a low of 32.0% (March 20, 2026) to a high of 104.9% (September 30, 2026). On average the reservoir is fullest around October 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
- 104.9% of useful capacity
- Water stored
- 274.8 hm³
- Total capacity
- 431 hm³
- Usable capacity
- 262.07 hm³
- 7-day change
- Stale
- Primary use
- Hydroelectric power
- River
- JORDÃO
- River basin
- IGUACU
- Operator
- ONS
- Coordinates
- 25.646°S, 51.956°W
- Last updated
- October 5, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 5 Oct 2026 | 104.8% | 274.8 |
| 4 Oct 2026 | 104.9% | 275 |
| 3 Oct 2026 | 104.5% | 273.7 |
| 2 Oct 2026 | 104.9% | 275 |
| 30 Sep 2026 | 104.9% | 275 |
| 29 Sep 2026 | 104.0% | 272.7 |
| 28 Sep 2026 | 103.4% | 271 |
| 27 Sep 2026 | 103.2% | 270.5 |
| 26 Sep 2026 | 103.2% | 270.3 |
| 25 Sep 2026 | 103.0% | 269.9 |
| 24 Sep 2026 | 103.5% | 271.2 |
| 23 Sep 2026 | 104.1% | 272.9 |