Lane closures this week on Business Route US 31 near Pentwater. PENTWATER TOWNSHIP, (Oceana County) — Lane closures for resurfacing will be in effect this Wednesday and Thursday, Sept. 1 and 2, between 7 a.m. and 7 p.m. on Business Route US 31 from Lakeshore Drive to 66th Avenue just east of US 31 near Pentwater, according to Michigan Department…