Mill Springs Overshot Waterwheel located at Mill Springs Park. The current mill built in 1877 on the site of a previous mill. Currently owned and operated as a park by the United States Army Corps of Engineers. The wheel has a diameter of 40 feet, 10 inches, and a breast of three feet. Powered by 13 natural springs located beside the mill, it is thought to be one of the largest of its kind in the world. - Mill Springs
Morgan's Mills in Union, Maine produces wholesale grist mill products.
Scribner's Mills in Harrison, Maine is working on reconstructing an up-and-down sawmill.
Maryland
Wye Mill c.1682 The oldest continuously operating grist mill in the United States. Supplied flour to George Washington's Continental Army. One of the first grist mills to be automated by Oliver Evans. The Oliver Evans process equipment is still in use at the Wye Mill.
Massachusetts
Dexter Grist Mill, Sandwich, built in 1654, fully restored in 1961
Sciple's Water Mill in Kemper County, built in 1790 and owned by four families over the next fifty years. The Sciple family bought the property in about 1840 and has kept it running ever since. This mill also ginned cotton and sawed lumber until the 1950s.
Old Mill of Guilford, Oak Ridge. Fully operational water-powered grist mill. Founded in 1767, moved 500 feet downstream to current location in 1819. According to legend, Revolutionary War British troops seized the original mill prior to the Battle of Guilford Courthouse in March 1781.[3]
Suber's Corn Mill, Greer, built in 1908 by Walter Hillary Suber. It was constructed on 100 acres (0.40 km2) that was passed down from his father, James Ashfield Suber, who was a Civil War veteran. This was one of five mills within a 10-mile (16 km) radius in the early 1900s.[citation needed]
Burwell-Morgan Mill, Millwood, built in 1782–85, still grinding a variety of grains, powered by an indoor waterwheel
Locke's Mill, Berryville, Virginia, Colonial-era grist mill on the Shenandoah River. Grinding a variety of grains including certified organic, powered by water wheel.