The North Middlesex Regional High School Building Committee is holding forums in the district’s three member communities — Ashland, Pepperell, and Townsend — to discuss plans for replacing the facility. The Pepperell forum will be held at 6:30 p.m. on Wednesday in Lawrence Library, 15 Main St. The forum will include discussions on auditorium and science labs, community amenities and athletic facilities, and the effect of a new school on property values. For more information, visit www.nmrsd.org/hsbuilding. Full story for BostonGlobe.com subscribers.