At ~2:07 PM, Westmoreland 911 dispatched Station 20 (Murrysville VFC) to assist Station 22 (Export VFC) for a report of possible gas leak in a home on Tyler Avenue in Export. Station 20 responded with 6 firefighters going to the station to crew the fire apparatus. Westmoreland 911 also dispatched the following additional stations to support Station 22: Station 64 (White Valley VFC), Station 78 (Sardis VFC), and Station 610 (Murrysville Medic One),. Chief 22 was first on scene, established the command; and found no smoke, fire or odor of natural gas coming from the structure. Command 22 held all responding fire stations except for Stations 22 and 610 in station. After further investigation, Command 22 returned all stations except for Stations 22 and 610. All Station 20 units remained in station and in service.