Columbia Gas’ contractor, USG, is in West Manchester Twp televising sanitary and storm lines, looking for natural gas cross bores.  A natural gas cross bore is an inadvertent intersection of a gas line and either a sanitary or storm line.  The inspection is a part of a statewide safety program.  Most of the time, customers do not need to be involved.  If a gas cross bore is found, there is no cost to the customer for remediation.  For more information on cross bores, visit or email  If you believe you have a cross bore, call 1-888-460-4332.