← Brazil
State · Brazil
Piauí
33.7% average fill
Reservoirs
1
Volume stored
645 hm³
Usable capacity
1,912 hm³
Low level
1
Loading map…
Reservoirs
1 basin1 reservoirs
About reservoirs in Piauí
As of October 26, 2026, the reservoirs we track across Piauí that report live levels hold roughly 645 hm³ of water — about 33.7% of their combined capacity. Taken together, Piauí's reservoirs are low.
Across the region, 1 is low.
Over the most recent week on record, 1 reservoir fell across Piauí.
Storage figures for Piauí 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.
Piauí at a glance
- Reservoirs tracked
- 1
- Average fill
- 33.7%
- Water stored
- 645 hm³
- Combined capacity
- 1,912 hm³
- Fullest
- BOA ESPERANÇA (33.7%)
- Last updated
- October 26, 2026