Bacia Hidrográfica · Brazil
AMAZONAS
36.6% average fill
Reservoirs
12
Volume stored
14,748 hm³
Total capacity
40,296 hm³
Low level
1
Loading map…
All reservoirs
12 reservatóriosBALBINA
Amazonas
Fill level
89.2%
9103 hm³
/ 20,006.22 cap.
SAMUEL
Rondônia
Fill level
66.1%
1686 hm³
/ 3,493.44 cap.
SINOP
Mato Grosso
Fill level
66.4%
1345 hm³
/ 3,071.18 cap.
JIRAU
Rondônia
Fill level
27.1%
410 hm³
/ 2,746.73 cap.
SANTO ANTONIO
Rondônia
Fill level
51.9%
254 hm³
/ 2,282.8 cap.
BELO MONTE
Pará
Fill level
99.5%
608 hm³
/ 2,276.29 cap.
PIMENTAL
Pará
Fill level
91.5%
462 hm³
/ 2,276.29 cap.
COLIDER
Mato Grosso
Fill level
70.0%
68 hm³
/ 1,524.5 cap.
TELES PIRES
Mato Grosso
Fill level
93.7%
66 hm³
/ 961.11 cap.
CURUA-UNA
Pará
Fill level
97.7%
458 hm³
/ 602 cap.
SAO MANOEL
Mato Grosso
Fill level
101.4%
88 hm³
/ 577.22 cap.
RONDON II
Rondônia
Fill level
69.3%
198 hm³
/ 478.29 cap.
About reservoirs in AMAZONAS
As of July 28, 2026, the reservoirs we track across AMAZONAS that report live levels hold roughly 14,748 hm³ of water — about 36.6% of their combined capacity. Taken together, AMAZONAS's reservoirs are low.
Across the region, 1 is low. SAO MANOEL is the fullest at 101.4%, while JIRAU is the lowest at 27.1%.
Over the most recent week on record, 4 reservoirs rose and 5 reservoirs fell across AMAZONAS.
Storage figures for AMAZONAS 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.
AMAZONAS at a glance
- Reservoirs tracked
- 12
- Average fill
- 36.6%
- Water stored
- 14,748 hm³
- Combined capacity
- 40,296 hm³
- Fullest
- SAO MANOEL (101.4%)
- Lowest
- JIRAU (27.1%)
- Last updated
- July 28, 2026
Frequently asked questions
How full are reservoirs in AMAZONAS right now?
As of July 28, 2026, the reservoirs tracked in AMAZONAS that report live levels are 36.6% full overall, holding about 14,748 hm³ of water.
How many reservoirs are there in AMAZONAS?
reservoirs.earth tracks 12 reservoirs in AMAZONAS, with a combined storage capacity of 40,296 hm³.
Which reservoir in AMAZONAS is the fullest?
SAO MANOEL is currently the fullest reservoir in AMAZONAS, at 101.4% of capacity.
Which reservoir in AMAZONAS is the lowest?
JIRAU is currently the lowest in AMAZONAS, at 27.1% of capacity.
Where does the reservoir data for AMAZONAS come from?
All storage figures for AMAZONAS come from ONS, an official source, last updated July 28, 2026.