Authorities warn of prowlers coming onto lake property in Otter Tail Co.

Near Richville, Minn. (Valley News Live) The Otter Tail County Sheriff's Department is investigating reports of strangers coming off an area lake, onto private property and peaking in sheds and outbuildings.

Authorities say the incidents have been happening for the past few weeks in the early morning hours, just off the southeast corner of Dead Lake near Richville, Minn.

The witness says the prowlers may be using a canoe or small boat.

Sheriff's deputies now want people in that area to be aware of this incident and report any suspicious activity they see.