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 electricity price was 41.00 USD / MWh in December 2025, compared to 37.58 in November. This constitutes an increase of 9.10 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. Check out a few simple statistics calculated on the full sample: the price averaged 40.62 USD / MWh; it reached a trough of 16.65 in February 2024; it achieved a maximum of 705.48 in February 2021.
Latest values
| Date | Value - USD / MWh |
|---|---|
| 2026-10-31 | 37.92244 |
| 2026-11-30 | 39.20342 |
| 2026-12-31 | 40.88546 |
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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 |
Series in the same data set
Discover the other time series included in this data set.