Southern Co
Close on Nov 2, 2026Market cap $107.95BP/E 22.9Yield 3.11%
Southern System Generation Mix — Hydro: 2.0% in FY2025, unchanged from a year earlier. That is the lowest of the 9 years on record here.
Where the FY2025 figure comes from
“|| Hydro | 2 | 2”
Source: Southern Company 10-K (10k_2025, filed 2026-02-19, 0000092122-26-000006) ↗
Reported in Form 10-Q & Form 10-K Combined MD&A — Generation, Purchased Power & Fuel Cost Schedules.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | System Generation Mix — Hydro (%) (%) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 2.0% | 0.0 pts | Southern Company 10-K (10k_2025, filed 2026-02-19, 0000092122-26-000006) ↗ |
| FY2024 | Dec 31, 2024 | 2.0% | -1.0 pts | Southern Company 10-K (10k_2024, filed 2025-02-20, 0000092122-25-000018) ↗ |
| FY2023 | Dec 31, 2023 | 3.0% | 0.0 pts | Southern Company 10-K (10k_2023, filed 2024-02-15, 0000092122-24-000009) ↗ |
| FY2022 | Dec 31, 2022 | 3.0% | -1.0 pts | Southern Company 10-K (10k_2022, filed 2023-02-16, 0000092122-23-000012) ↗ |
| FY2021 | Dec 31, 2021 | 4.0% | 0.0 pts | Southern Company 10-K (10k_2021, filed 2022-02-17, 0000092122-22-000003) ↗ |
| FY2020 | Dec 31, 2020 | 4.0% | +1.0 pts | Southern Company 10-K (10k_2020, filed 2021-02-18, 0000092122-21-000006) ↗ |
| FY2019 | Dec 31, 2019 | 3.0% | 0.0 pts | Southern Company 10-K (10k_2019, filed 2020-02-20, 0000092122-20-000017) ↗ |
| FY2018 | Dec 31, 2018 | 3.0% | +1.0 pts | Southern Company 10-K (10k_2018, filed 2019-02-20, 0000092122-19-000006) ↗ |
| FY2017 | Dec 31, 2017 | 2.0% | – | Southern Company 10-K (10k_2018, filed 2019-02-20, 0000092122-19-000006) ↗ |
Cite this data
StockData. (2026). Southern System Generation Mix — Hydro (%), annual FY2017–FY2025 [Data set]. Compiled from Southern SEC filings and investor materials. https://stockdatahq.com/stocks/so/kpis/mda-so-mix-hydro-pct
See every metric in the Southern KPI table. Data updated Nov 2, 2026.