Southwest Gas (SWX) came out with quarterly earnings of $0.31 per share, missing the Zacks Consensus Estimate of$0.43 per share. This compares to earnings of $0.47 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of -27.91$1.70 per share when it actually produced earnings of $1.37, delivering a surprise of -19.41%.Over the last four quarters, t ...