Bacia Hidrográfica · Brazil
IGUACU
35.4% average fill
Reservoirs
7
Volume stored
7,374 hm³
Total capacity
20,844 hm³
Low level
2
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All reservoirs
7 reservatóriosSALTO SANTIAGO
Paraná
Fill level
72.6%
2986 hm³
/ 6,775 cap.
G. B. MUNHOZ
Paraná
Fill level
88.8%
3378 hm³
/ 5,779 cap.
SALTO CAXIAS
Paraná
Fill level
36.1%
99 hm³
/ 3,573 cap.
SEGREDO
Paraná
Fill level
68.0%
261 hm³
/ 2,950 cap.
SALTO OSORIO
Paraná
Fill level
91.6%
369 hm³
/ 1,124 cap.
SANTA CLARA-PR
Paraná
Fill level
103.1%
270 hm³
/ 431 cap.
BAIXO IGUACU
Paraná
Fill level
37.0%
12 hm³
/ 211.92 cap.
About reservoirs in IGUACU
As of September 9, 2026, the reservoirs we track across IGUACU that report live levels hold roughly 7,374 hm³ of water — about 35.4% of their combined capacity. Taken together, IGUACU's reservoirs are low.
Across the region, 2 are low. SANTA CLARA-PR is the fullest at 103.1%, while SALTO CAXIAS is the lowest at 36.1%.
Over the most recent week on record, 1 reservoir rose and 3 reservoirs fell across IGUACU.
Storage figures for IGUACU come from ONS; the most recent reading is from September 9, 2026. Each reservoir below links to its own page with full history and seasonal context.
IGUACU at a glance
- Reservoirs tracked
- 7
- Average fill
- 35.4%
- Water stored
- 7,374 hm³
- Combined capacity
- 20,844 hm³
- Fullest
- SANTA CLARA-PR (103.1%)
- Lowest
- SALTO CAXIAS (36.1%)
- Last updated
- September 9, 2026