While oil prices have more than doubled in the past two years, and gasoline prices have gone up with them, the cost of generating electricity by wind has fallen 80 percent in the past decade.
The two turbines cost $2.2 million and generate a megawatt, or 1 million kilowatt hours a year, which enough to supply more than 500 El Paso homes with power.
For $1.92 per 100 kilowatt hour plus their regular electric costs, El Paso Electric customers in Texas can effectively buy their power from the wind turbines.
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