Southern California had the highest reported spot power price at $44.97/MWh.
The Northwest had the lowest price at $30.13/MWh.
Nymex energy futures prices for October delivery of natural gas and coal were $3.74/mmBtu and $51.27/ton respectively.
A link to the full EIA daily price report is available at http://www.eia.gov/todayinenergy/prices.cfm