MITCHELL, S.D. (MITCHELLNOW) A new senior living community is coming to Mitchell, and the public is invited to the groundbreaking. Peaceful Pines Senior Living, in partnership with JTZ Properties, invites the public to break ground on its newest facility overlooking Lake Mitchell next Wednesday, October 15, from noon to 1 p.m. at 350 North Harmon Drive.. Peaceful Pines already operates communities in Brookings, Madison, Rapid City, and several other South Dakota cities. For more Government stories from MitchellNow.com, Click Here.