Integrity was a minor modification of three similar L/C built for what was then the Department of Environmental Affairs of ComMass. Integrity is used in two locations.l In the Ipswich, MA area she is used primarily as a people transport around various islands in the area. In Maine she is often used to transport a heavy tractor to an island. She powered by a Volvo 4 cylinder gas I/O. The photo shown with 22 people on board was taken on launching day in May 1989.