Bacia Hidrográfica · Brazil
Grande River Basin
57.1% average fill
Reservoirs
12
Volume stored
18,335 hm³
Usable capacity
32,113 hm³
Low level
2
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All reservoirs
12 reservatóriosFURNAS
Minas Gerais
Fill level
63.2%
10,881 hm³
/ 17,217 useful cap.
A. VERMELHA
São Paulo
Fill level
28.7%
1,481 hm³
/ 5,169.22 useful cap.
MARIMBONDO
Minas Gerais
Fill level
49.1%
2,583 hm³
/ 5,260 useful cap.
M. MORAES
Minas Gerais
Fill level
78.4%
1,961 hm³
/ 2,500 useful cap.
VOLTA GRANDE
Minas Gerais
Fill level
70.5%
189 hm³
/ 268 useful cap.
P. COLOMBIA
Minas Gerais
Fill level
77.6%
181.1 hm³
/ 233.5 useful cap.
L. C. BARRETO
São Paulo
Fill level
38.6%
68.9 hm³
/ 178.2 useful cap.
CAMARGOS
Minas Gerais
Fill level
83.9%
563.7 hm³
/ 672 useful cap.
CACONDE
São Paulo
Fill level
67.8%
341.7 hm³
/ 504.09 useful cap.
IGARAPAVA
São Paulo
Fill level
54.5%
8 hm³
/ 14.61 useful cap.
JAGUARA
Minas Gerais
Fill level
78.3%
70.5 hm³
/ 90 useful cap.
FUNIL-MG
Minas Gerais
Fill level
90.0%
6.1 hm³
/ 6.81 useful cap.
About reservoirs in Grande River Basin
As of October 26, 2026, the reservoirs we track across Grande River Basin that report live levels hold roughly 18,335 hm³ of water — about 57.1% of their combined capacity. Taken together, Grande River Basin's reservoirs are within their normal operating range.
Across the region, 2 are low. FUNIL-MG is the fullest at 90.0%, while A. VERMELHA is the lowest at 28.7%.
Over the most recent week on record, 5 reservoirs rose and 2 reservoirs fell across Grande River Basin.
Storage figures for Grande 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.
Grande River Basin at a glance
- Reservoirs tracked
- 12
- Average fill
- 57.1%
- Water stored
- 18,335 hm³
- Combined capacity
- 32,113 hm³
- Fullest
- FUNIL-MG (90.0%)
- Lowest
- A. VERMELHA (28.7%)
- Last updated
- October 26, 2026