State · Brazil
São Paulo
24.7% average fill
Reservoirs
19
Volume stored
28,741 hm³
Total capacity
116,135 hm³
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Reservoirs
5 basinsTIETE
6 reservoirs · avg 78.8%TRÊS IRMÃOS
São Paulo
Fill level
63.8%
2200 hm³
/ 13,372 cap.
PROMISSÃO
São Paulo
Fill level
97.5%
2074 hm³
/ 7,408 cap.
B. BONITA
São Paulo
Fill level
87.0%
2233 hm³
/ 3,135 cap.
N. AVANHANDAVA
São Paulo
Fill level
95.8%
362 hm³
/ 2,720 cap.
IBITINGA
São Paulo
Fill level
61.5%
34 hm³
/ 985 cap.
BARIRI
São Paulo
Fill level
67.1%
40 hm³
/ 544 cap.
GRANDE
4 reservoirs · avg 66.1%A. VERMELHA
São Paulo
Fill level
62.5%
3232 hm³
/ 11,025 cap.
L. C. BARRETO
São Paulo
Fill level
54.8%
98 hm³
/ 1,423 cap.
CACONDE
São Paulo
Fill level
87.6%
441 hm³
/ 555 cap.
IGARAPAVA
São Paulo
Fill level
59.6%
9 hm³
/ 480 cap.
PARANAPANEMA
4 reservoirs · avg 65.7%CAPIVARA
São Paulo
Fill level
83.1%
4755 hm³
/ 10,540 cap.
CHAVANTES
São Paulo
Fill level
49.5%
1504 hm³
/ 8,795 cap.
JURUMIRIM
São Paulo
Fill level
48.1%
1521 hm³
/ 7,008 cap.
TAQUARUÇU
São Paulo
Fill level
81.9%
113 hm³
/ 677 cap.
PARAIBA DO SUL
3 reservoirs · avg 53.3%About reservoirs in São Paulo
As of June 10, 2026, the reservoirs we track across São Paulo that report live levels hold roughly 28,741 hm³ of water — about 24.7% of their combined capacity. Taken together, São Paulo's reservoirs are low.
None of the tracked reservoirs are currently at critically low levels. PORTO PRIMAVERA is the fullest at 105.0%, while SANTA BRANCA is the lowest at 41.1%.
Over the most recent week on record, 6 reservoirs rose and 2 reservoirs fell across São Paulo.
Storage figures for São Paulo come from ONS; the most recent reading is from June 10, 2026. Each reservoir below links to its own page with full history and seasonal context.
São Paulo at a glance
- Reservoirs tracked
- 19
- Average fill
- 24.7%
- Water stored
- 28,741 hm³
- Combined capacity
- 116,135 hm³
- Fullest
- PORTO PRIMAVERA (105.0%)
- Lowest
- SANTA BRANCA (41.1%)
- Last updated
- June 10, 2026
Frequently asked questions
How full are reservoirs in São Paulo right now?
As of June 10, 2026, the reservoirs tracked in São Paulo that report live levels are 24.7% full overall, holding about 28,741 hm³ of water.
How many reservoirs are there in São Paulo?
reservoirs.earth tracks 19 reservoirs in São Paulo, with a combined storage capacity of 116,135 hm³.
Which reservoir in São Paulo is the fullest?
PORTO PRIMAVERA is currently the fullest reservoir in São Paulo, at 105.0% of capacity.
Which reservoir in São Paulo is the lowest?
SANTA BRANCA is currently the lowest in São Paulo, at 41.1% of capacity.
Where does the reservoir data for São Paulo come from?
All storage figures for São Paulo come from ONS, an official source, last updated June 10, 2026.