Bacia Hidrográfica · Brazil
Iguacu River Basin
84.5% average fill
Reservoirs
7
Volume stored
7,839 hm³
Usable capacity
9,272 hm³
Low level
1
Loading map…
All reservoirs
7 reservatóriosSALTO SANTIAGO
Paraná
Fill level
80.7%
3,320 hm³
/ 4,112.92 useful cap.
G. B. MUNHOZ
Paraná
Fill level
87.3%
3,323 hm³
/ 3,804.69 useful cap.
SALTO CAXIAS
Paraná
Fill level
80.3%
219.1 hm³
/ 272.76 useful cap.
SEGREDO
Paraná
Fill level
84.9%
325.9 hm³
/ 383.68 useful cap.
SALTO OSORIO
Paraná
Fill level
91.2%
367.2 hm³
/ 402.67 useful cap.
SANTA CLARA-PR
Paraná
Fill level
104.9%
274.8 hm³
/ 262.07 useful cap.
BAIXO IGUACU
Paraná
Fill level
28.1%
9.3 hm³
/ 33.22 useful cap.
About reservoirs in Iguacu River Basin
As of October 26, 2026, the reservoirs we track across Iguacu River Basin that report live levels hold roughly 7,839 hm³ of water — about 84.5% of their combined capacity. Taken together, Iguacu River Basin's reservoirs are high.
Across the region, 1 is low. SANTA CLARA-PR is the fullest at 104.9%, while BAIXO IGUACU is the lowest at 28.1%.
Over the most recent week on record, 5 reservoirs rose and 1 reservoir fell across Iguacu River Basin.
Storage figures for Iguacu River Basin come from ONS; the most recent reading is from October 26, 2026. Each reservoir below links to its own page with full history and seasonal context.
Iguacu River Basin at a glance
- Reservoirs tracked
- 7
- Average fill
- 84.5%
- Water stored
- 7,839 hm³
- Combined capacity
- 9,272 hm³
- Fullest
- SANTA CLARA-PR (104.9%)
- Lowest
- BAIXO IGUACU (28.1%)
- Last updated
- October 26, 2026