Pumped storage development pipeline

STO-REC-STATQSH9VFT2 National
621GW

Global · as of 24 Jun 2026

Pumped storage development pipeline worldwide stood at 621 GW as of 24 June 2026 (IHA).

Original source
Publisher
IHA
Authority tier
T2 National
Locator
Article introduction
Retrieved
16 Sep 2026
Status
Verified

What the source says

The total global hydropower development pipeline now stands at 1,127 GW, including 621 GW of pumped storage projects across all stages of development.

Verbatim extraction verified: The figure 621 GW is directly attested in the quoted passage (Article introduction).

The figure above was extracted from this passage. If it does not match, the extraction is wrong and we want to know.

Cite this figure

Published under CC BY 4.0. Attribute the original publisher; the citations below do that for you and link to this permanent record.

APA
International Hydropower Association. (2026). World Hydropower Outlook launches The year of the ‘water battery’. Retrieved September 16, 2026, from https://www.hydropower.org/news/year-of-the-water-battery-global-pumped-storage-capacity-surpasses-200-gw. Via StatOrigin, https://statorigin.org/stat/stat_QSH9VFJ03TQRQEJ4PP9W2YV9TP
MLA
International Hydropower Association. "World Hydropower Outlook launches The year of the ‘water battery’." 2026, https://www.hydropower.org/news/year-of-the-water-battery-global-pumped-storage-capacity-surpasses-200-gw. Accessed 16 Sept. 2026 via StatOrigin, https://statorigin.org/stat/stat_QSH9VFJ03TQRQEJ4PP9W2YV9TP.
Chicago
International Hydropower Association. "World Hydropower Outlook launches The year of the ‘water battery’." 2026. https://www.hydropower.org/news/year-of-the-water-battery-global-pumped-storage-capacity-surpasses-200-gw. Accessed September 16, 2026. Cited from StatOrigin, https://statorigin.org/stat/stat_QSH9VFJ03TQRQEJ4PP9W2YV9TP.
BibTeX
@misc{iha2026pumped2yv9tp, author = {{International Hydropower Association}}, title = {World Hydropower Outlook launches The year of the ‘water battery’}, year = {2026}, howpublished = {StatOrigin, https://statorigin.org}, url = {https://statorigin.org/stat/stat_QSH9VFJ03TQRQEJ4PP9W2YV9TP}, note = {Original source: https://www.hydropower.org/news/year-of-the-water-battery-global-pumped-storage-capacity-surpasses-200-gw. Accessed September 16, 2026.} }

Provenance and verification

Everything needed to check this number yourself, without taking our word for it.

Chain of Custody · Verification Audit
Record: STO-REC-STATQSH9VF T2 National

Primary Source

Publisher
International Hydropower Association · homepage ↗
Authority tier
Tier 2 · National Official
Report
World Hydropower Outlook launches The year of the ‘water battery’
Type
Press release
Published
Locator
Article introduction
Retrieved
16 September 2026
Link status
Reachable (HTTP 200)
Report licence
See source

Verification & Integrity

Audit status
Verified
Review protocol
Editorial review
Checked on
17 September 2026
Last revision
17 September 2026
Archival URI
/stat/stat_QSH9VFJ03TQRQEJ4PP9W2YV9TP