over one quarter of the power actually produced low over one quarter of the power actually produced producing just 25% of its anticipated output. over one quarter of the power actually produced wrote wrote well short of its anticipated output Solar Power Towers in Ivanpah Not Meeting Expectations Solar Power Towers in Ivanpah Not Meeting Expectations power-tower forerunner Ivanpah did well short of its anticipated output below intended levels low over one quarter of the power actually produced wrote wrote told renewable energy reporter Pete Danko Solar Power Towers in Ivanpah Not Meeting Expectations