Web Map illustration of certificated service areas  described in the certification authority issued to Gas Company by Utilities and Transportation Commission (UTC). Please note that the utility service territory boundaries identified in this map might not reflect up-to-date service territory boundaries. For up-to-date service territory information, please contact the natural gas utility directly.For additional information and question pertaining to natural gas certificate coverage and issuance please, contact the UTC Energy Section, (360) 664-1301.