American Water Works (NYSE:AWK) reported quarterly earnings of $1.00 per share which missed the analyst consensus estimate of $1.11 by 9.91 percent. This is a 4.76 percent decrease over earnings of $1.05 per share from the same period last year. The company reported quarterly sales of $1.207 billion which beat the analyst consensus estimate of $1.196 billion by 0.96 percent. This is a 5.69 percent increase over sales of $1.142 billion the same period last year.