(Markesan) The State Fire Marshalls Office is investigating a fatal fire in Green Lake County. The house fire was reported around 4:15am Friday on State Highway 44, one-mile northeast of Markesan, near Little Green Lake. Chief Deputy Sheriff Mark Putzke says the home was fully engulfed when deputies arrived on scene. The Markesan Fire Department arrived a short time later and immediately began fire suppression efforts. During the preliminary investigation, human remains were discovered. The remains have not yet been positively identified. No word yet on the cause of the blaze. In addition to the State Fire Marshalls Office, the incident is being investigated by the Markesan Fire Service, the Green Lake County Coroner and the Sheriff’s Office.