A man has been arrested on suspicion of murder after a body was found stuffed inside a plastic barrel that was dumped in front of Sonoma 's city hall in California wine country , authorities said . In custody : Christopher McNatt , 40 , of Sonoma , was arrested Saturday on suspicion of murder . The blood-stained barrel was covered with a plastic tarp when it was discarded in front of the city hall on Friday at about 11.50pm . The discovery of a dead man stuffed inside the 55-gallon barrel led detectives to a mobile home park , where Sonoma County Sheriff 's detectives said they believed the victim , Ronald Sauvageau , 64 , was killed . They served a search warrant at a home inside the park and arrested Christopher McNatt , 40 , in the slaying . An autopsy will be conducted Tuesday to determine the cause of Sauvageau 's death . Sheriff 's Sgt . Cecile Focha told the Santa Rosa Press Democrat that a weapon believed to be used in the killing was recovered , but she declined to elaborate on the type of weapon or the relationship between the two men . ' I ca n't speak to the motivations , but whoever decided to kill the person and bring his body there seems gruesome and disrespectful , ' Focha said . Scene : Late on Friday night , police were alerted to a a 55-gallon plastic barrel with dried blood on it , dumped outside Sonoma City Hall . Inside they found the dead body of a 64-year-old man . Trailer : Investigations lead police to a mobile home at the Acacia Grove Mobile Home Park on Highway 12 in Sonoma Valley , where detectives believe the crime took place . One of the recycling bins out front was missing . Investigation : Deputies determined which mobile home the victim was killed in at this park . Focha also refused to comment on whether the body was found whole or dismembered . She said at least a half-dozen deputies with the Sheriff 's Office and Sonoma Police Department are still investigating . Deputies initially detained a second man Saturday in connection with the crime . However he was let go without charge . Focha also said that although the mobile home east of El Verano appeared to be the scene of the killing , she could not say where the two men were arrested . Ex : Dana Hamilton , a former girlfriend of suspect Christopher McNatt , was shocked about his arrest . 'There 's no danger to the public , ' Focha said . 'But no , I do n't know if they 're looking for other suspects . ' McNatt was being held without bail pending a court appearance set for Tuesday . An ex-girlfriend of McNatt , Dana Hamilton , told ABC 7 News she was shocked about his arrest . 'There 's no reason for this - he 's not a violent person , ' she said . 'It 's so surreal , I 'm just trying to catch my breath . '
A 55-gallon barrel was dumped outside Sonoma City Hall late Friday night . Inside police found the body of Ronald Sauvageau , 40 . Investigations lead to a mobile home park in Sonoma Park . A man who lives at the park , Christopher McNatt , 64 , was arrested . One of the recycling barrels outside McNatt 's mobile home was missing . Police say they ca n't comment further on the murder .