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Record #00388Technology archive

Largest Pumped-Storage Hydroelectric Plant by Installed Capacity

China's Fengning Pumped Storage Power Station in Hebei has 3,600 MW of installed capacity across twelve generating units, all fully operational by 31 December 2024, making it the largest plant of its type.

Verification status
VerifiedView verification details ↗
Last updated
2026-11-05
Category index
Technology

ARCHIVE VISUAL / 01

NOT TO SCALE

Current Record

3600MW

Current record value

Holder
Fengning Pumped Storage Power Station
Location
Fengning Manchu Autonomous County, Chengde, Hebei, China · Fengning Pumped Storage Power Station site
Start date
2024-12-31
Record status
VerifiedView verification details ↗Report an issue
OverviewRecord historyRelated recordsSources

Overview

Archive Note

Located in Fengning Manchu Autonomous County, Chengde, Hebei, the facility pumps water uphill during low electricity demand and releases it through turbines to generate power during peak demand.

Units entered service progressively from 2021, with the final commissioning announced on 31 December 2024. The plant provides grid balancing and reserves to support the integration of renewable power in northern China.

Key information

Installed capacity
3,600 MW
Generating units
12 × 300 MW
Fully operational
31 December 2024
First units
2021
Designed annual generation
About 6.61 billion kWh

Record history

1 Milestones
  1. 2024-12-313600 MWFengning Pumped Storage Power StationFengning Manchu Autonomous County, Chengde, Hebei, ChinaCurrent Record

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Sources

Evidence & References

Verification basis and limitations

Verified

The record conclusion has sufficient verification support.

Basis: direct confirmation by an authority

The 31 December 2024 Chinese government report explicitly identifies Fengning as the world's largest pumped-storage station with 3.6 GW fully operational.

Verification assessment
2026-11-05
Last editorial review
2026-11-05

Current Entry identifies the current entry in this archive; it does not establish that the record is still held today.

Source IDSourcePublisherLink
SRC-001World's largest pumped storage hydropower plant in full operation in ChinaOfficialENCurrent recordState Council of China / Xinhua

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