News Human remains of missing Mattawa man SHARE ON: Rocco Frangione, staff Monday, Jun. 10th, 2019 Jeremiah Clark's body was found near Highway 630. (Photo supplied by family) Human remains found mid-afternoon Friday in Calvin Township are those of a missing Mattawa man. The remains are those of 34-year-old Jeremiah Clark who went missing June 1st. The body was found on Highway 17 near Highway 630 by the OPP’s Aviation Services around 3:15pm. The investigation continues under the North Bay OPP’s Crime Unit and an autopsy will be carried out on Tuesday in Sudbury.