Summary: Revises Tariff WN U-29 reflecting the Company's proposed "Out of Cycle" Purchased Gas Cost Adjustment to pass through to customers changes in the estimated cost of natural gas for the period January 1, 2018 through October 31, 2018. The annual revenue change for the ten months reflected in this filing is a decrease of $7.3 million, or 7.1 percent. The average residential or small commercial customer using 54 therms per month will see a decrease of $3.05 per month, or approximately 6.3 percent.