Bacia Hidrográfica · Brazil
TOCANTINS
50.5% average fill
Reservoirs
7
Volume stored
61,109 hm³
Total capacity
120,907 hm³
Low level
2
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All reservoirs
7 reservatóriosSERRA DA MESA
Goiás
Fill level
57.1%
24687 hm³
/ 54,400 cap.
TUCURUI
Pará
Fill level
85.9%
33482 hm³
/ 50,275 cap.
ESTREITO
Tocantins
Fill level
87.3%
2088 hm³
/ 5,298.54 cap.
LAJEADO
Tocantins
Fill level
28.1%
136 hm³
/ 4,940 cap.
PEIXE ANGICAL
Tocantins
Fill level
63.7%
335 hm³
/ 2,741 cap.
CANA BRAVA
Goiás
Fill level
91.2%
359 hm³
/ 2,300 cap.
SAO SALVADOR
Tocantins
Fill level
37.3%
22 hm³
/ 952 cap.
About reservoirs in TOCANTINS
As of July 28, 2026, the reservoirs we track across TOCANTINS that report live levels hold roughly 61,109 hm³ of water — about 50.5% of their combined capacity. Taken together, TOCANTINS's reservoirs are within their normal operating range.
Across the region, 2 are low. CANA BRAVA is the fullest at 91.2%, while LAJEADO is the lowest at 28.1%.
Over the most recent week on record, 1 reservoir rose and 2 reservoirs fell across TOCANTINS.
Storage figures for TOCANTINS come from ONS; the most recent reading is from July 28, 2026. Each reservoir below links to its own page with full history and seasonal context.
TOCANTINS at a glance
- Reservoirs tracked
- 7
- Average fill
- 50.5%
- Water stored
- 61,109 hm³
- Combined capacity
- 120,907 hm³
- Fullest
- CANA BRAVA (91.2%)
- Lowest
- LAJEADO (28.1%)
- Last updated
- July 28, 2026
Frequently asked questions
How full are reservoirs in TOCANTINS right now?
As of July 28, 2026, the reservoirs tracked in TOCANTINS that report live levels are 50.5% full overall, holding about 61,109 hm³ of water.
How many reservoirs are there in TOCANTINS?
reservoirs.earth tracks 7 reservoirs in TOCANTINS, with a combined storage capacity of 120,907 hm³.
Which reservoir in TOCANTINS is the fullest?
CANA BRAVA is currently the fullest reservoir in TOCANTINS, at 91.2% of capacity.
Which reservoir in TOCANTINS is the lowest?
LAJEADO is currently the lowest in TOCANTINS, at 28.1% of capacity.
Where does the reservoir data for TOCANTINS come from?
All storage figures for TOCANTINS come from ONS, an official source, last updated July 28, 2026.