Plumas (NASDAQ:PLBC) reported quarterly earnings of $1.38 per share which beat the analyst consensus estimate of $1.28 by 6.98 percent. This is a 15 percent increase over earnings of $1.20 per share from the same period last year. The company reported quarterly sales of $28.135 million which beat the analyst consensus estimate of $27.300 million by 3.06 percent. This is a 29.34 percent increase over sales of $21.752 million the same period last year.