from the Kansas Fed
The recent boom in domestic energy production has reduced the price consumers pay for electricity in some regions of the United States, but the decline in prices may not persist. What are the trends in fundamental drivers of electricity prices, responses to commodity market developments, and the relationship between natural gas used in generation and electricity prices.
[click on image to read the entire study]
Source: http://kansascityfed.org/publicat/mse/MSE_0214.pdf