Two NPS 100-21’s at Village of Cascade, WI Case Study - APPLICATION: WASTEWATER TREATMENT PLANT The Village of Cascade expected to save approximately $30,000 a year with their two Northern Power turbines, a significant amount for a community with an annual town budget of $330,000. Because the winds were not as high as originally expected, the town’s energy cost dropped from $3,000/ month before the turbines to $1,200 after installation.

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