Seasonally-adjusted electricity generation : Hydro (TWh) - Japan - FS Research - Monthly
This series is part of the dataset: Seasonally-adjusted monthly electricity production by source
Download Full Dataset (.xlsx)Latest updates. In Japan, seasonally-adjusted electricity generation from hydroelectric plants stood at 5.86 TWh in January 2026, compared to 5.88 in December 2025. This represents a reduction of 0.34 percent.
Sample. This monthly time series has a total of 85 records. The time span covered by the series stretches from January 2019 to January 2026.
History. Here's a glimpse of some descriptive statistics computed on the full sample: generation reached its maximum of 7.40 TWh in February 2020; it reached a trough of 4.22 in September 2023; it had a mean value of 5.80.
Latest values
| Date | Value - TWh |
|---|---|
| 2025-11-30 | 5.9014 |
| 2025-12-31 | 5.8781 |
| 2026-01-31 | 5.8625 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Electricity generation: Hydro |
| Country or region | Japan |
| Economic concept | Flow |
| Data type | Quantity |
| Seasonally adjusted | Yes |
| Frequency | Monthly |
| Unit | TWh |
| Sources | FetchSeries Research; calculations on Ember data |
| Source type | Data research lab |
| Data licence | Creative Commons Attribution 4.0 International (CC BY 4.0); standard FetchSeries disclaimers apply |
| Measure type | Level |
Series in the same data set
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