Applications & Forms

Research & Resources

  • Waterways File Review & Research

    The Waterways Research Room contains over 20,000 Chapter 91 Licenses and plans dating back to 1866. The public is welcome to conduct Waterways-related research, by appointment.

  • Massachusetts Registry of Deeds

    The Registry of Deeds records titles to land and property throughout the Commonwealth, and maintains online databases of deeds and records.

  • Massachusetts Archives

    The Massachusetts Archives maintain records of deeds, plans, and other historical data critical to researching waterways license information.

  • The State Library of Massachusetts

    The State Library of Massachusetts supports the research and information needs of government, libraries, and people through innovative services and access to a comprehensive repository of state documents and other historical items.

  • Office of Geographic Information (MassGIS)
    Through the Office of Geographic Information (MassGIS), the Commonwealth has created a comprehensive, statewide database of spatial information for mapping and analysis supporting emergency response, environmental planning and management, transportation planning, economic development, and transparency in state government operations.
  • MassGIS Data - Tidelands Jurisdiction (M.G.L. c.91) Datalayers

    A set of GIS datalayers representing the presumed tidelands jurisdiction of MassDEP under MGL Chapter 91 (the Public Waterfront Act) and the Waterways regulations, 310 CMR 9.00.

  • NOAA Tide Chart

    The National Ocean Service's online tide chart.

  • NOAA Historical Maps & Charts

    NOAA's online archive of historical surveys and maps for coastal and onshore sites.

  • University of New Hampshire - Historic USGS Maps of New England

    The University of New Hampshire has digitized over 1500 United States Geological Survey topographical maps, dating back to the late 19th century.

Waterways Guidance

Rules & Regulations


Related Links