St. Clair County is celebrating National Public Health Week, and according to Sheri Faust, environmental health educator for the St. Clair County Health Department, tomorrow they will Creating a healthy workplace will be addressed from 1 to 2 p.m. in the first floor auditorium of the Administrative office building on Grand River Avenue. Adults can bring their lunch and listen to a presentation about tools to maintain a healthy and positive workplace. Raffles and giveaways will take place during the event. On Friday: Families can participate in a 1-mile guided hike at the Columbus County Park. Safety equipment will also be raffled off during the event. The guided hike will begin at 10 a.m. at the lodge at the Columbus County Park, 1670 Bauman Road, Columbus Township.