 However, a contract keeper was still required to maintain the light and tower, and to activate the fog signal when needed.The lighthouse was fully automated in 1987 and a radio-beacon, which transmitted a radio signal used in locating a mariner's position, was installed.On May 1, 1995, the Dofflemyer Point Lighthouse was officially designated by the Washington State Advisory Council on Historic Preservation as an historic place and listed on the Washington Heritage Register.