Crashes, warrant arrests among police activity. #OceanaCountyCrime The following is recent police activity in Oceana County: Thursday, March 8, 2018: – 1:29 a.m., (Hart Police Department), possession of marijuana, East Main Street and Oceana Drive, City of Hart. – 11:09 a.m., (HPD), a 31-year-old Montague woman was arrested for probation violation, Oceana County Probation and Parole Office, City of Hart.…