Avista (NYSE:AVA) reported quarterly earnings of $0.36 per share which beat the analyst consensus estimate of $0.28 by 26.32 percent. This is a 56.52 percent increase over earnings of $0.23 per share from the same period last year. The company reported quarterly sales of $384.000 million which missed the analyst consensus estimate of $417.802 million by 8.09 percent. This is a 0.07 percent increase over sales of $383.746 million the same period last year.