Three passengers were aboard the privately owned aircraft at the time of the incident, Sheriff Tom Grimsrud said.

Three people were aboard the privately owned aircraft that went down in a remote area of northwestern Jefferson County. Doug Dodge with Jefferson County Office of Emergency Management confirmed Monday that all three people aboard the helicopter survived the crash.

The Jefferson County Sheriff’s Office responded to a helicopter crash Sunday afternoon in a remote areaof northwestern Jefferson County. The National Transporta

JCSO says there were three passengers on the privately owned helicopter at the time of the crash. The status of those passengers was not immediately available. The Sheriff's Office says further information will be released in coordination with the NTSB and the FAA.