Wholesale electricity price (USD / MWh) - United States (SPP ISO South hub) - EIA STEO - Monthly
This series is part of the dataset: US Wholesale electrictiy prices (monthly)
Download Full Dataset (.xlsx)Latest updates. At the SPP ISO South hub, the average wholesale price of electricity stood at 38.33 USD / MWh in October 2025, compared to 34.98 in September. This constitutes a rise of 9.58 percent.
Sample. There are 154 data points in the monthly series shown in the graph above. The time span covered by the series extends from March 2014 to December 2026.
History. Here's a glimpse of some statistics we computed on the full sample: the price had an average value of 40.64 USD / MWh; it hit a minimum of 16.65 in February 2024; it hit a peak of 705.48 in February 2021.
Latest values
| Date | Value - USD / MWh |
|---|---|
| 2026-10-31 | 39.41623 |
| 2026-11-30 | 40.76444 |
| 2026-12-31 | 43.43062 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Wholesale electricity price |
| Country or region | US - SPP ISO South hub |
| Economic concept | Price |
| Data type | Nominal price |
| Seasonally adjusted | No |
| Frequency | Monthly |
| Unit | USD / MWh |
| Source | U.S. Energy Information Administration (EIA) |
| Source type | Government Agency |
| Data licence | Public domain |
| Measure type | Level |