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 44.15 USD / MWh in September 2025, compared to 41.47 in August. This constitutes a gain of 6.46 percent.
Sample. The monthly time series plotted above has 154 observations in total. The series covers the period extending from March 2014 to December 2026.
History. Here's a snapshot of some statistics computed on the entire sample: the price reached its maximum of 705.48 USD / MWh in February 2021; it reached a minimum of 16.65 in February 2024; it averaged 40.73.
Latest values
| Date | Value - USD / MWh |
|---|---|
| 2026-10-31 | 42.09985 |
| 2026-11-30 | 43.54771 |
| 2026-12-31 | 46.77924 |
Hint. Our metadata often include references to the original sources of the time-series data shown on FetchSeries. You can use these references to find additional information.
Not for investment purposes. Information provided on this web site is not not supposed to be used for investment purposes or other financial decisions. Users should seek expert advice and perform independent analysis before making any financial commitments.
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.