• Gov Engine.com
• Electronic Code of Federal Regulations
• U.S. Army Corps of Engineers, Headquarters
• U.S. Army Corps of Engineers, Headquarters, Regulatory Program
• Environmental Protection Agency
• Environmental Protection Agency - Low Impact Development
• National Oceanic and Atmospheric Administration (NOAA) - National Marine Fisheries Service
  • Essential Fish Habitat (click "EFH")
  • Endangered Species Act
• U.S. Fish and Wildlife Service
  • Endangered Species Act 
  • IPaC   
• U.S. Geological Survey
• U.S. Geological Survey - Stream Flow Stations
• U.S. Geological Survey, Woods Hole Science Center
• U.S. Coast Guard - First District
• National Park Service - Rivers
• USDA Stream Restoration
• U.S. Department of Transportation, Federal Highway Administration
• Natural Resources Conservation Services (NRCS)
• Federal Aviation Administration - Airport Environmental Program
• Federal Emergency Management Agency (FE Massachusetts)
• Bureau of Indian Affairs, Tribal Leaders Directory

Updated: September 24, 2018

• State of Connecticut Department of Environmental Protection
• State of Connecticut Department of Environmental Protection, Bureau of Water Management
• State of Connecticut Department of Environmental Protection, Office of Long Island Sound
• State of Connecticut Department of Environmental Protection, Bureau of Natural Resources
• State of Connecticut Department of Environmental Protection, National Diversity Database:  Endangered and Threatened Species
• Connecticut Department of Agriculture, Aquaculture Division
• Connecticut River Joint Commissions
• Connecticut GIS Map and Information Center
• Natural Resources Conservation Service Connecticut Directory
• Long Island Sound Study On-Line
• Connecticut Historic Preservation and Museum Division
• Mashantucket Pequot Tribal Nation
• Mohegan Tribal Nation
• Long Island Sound - Soundkeeper

• State of Maine, Department of Environmental Protection
• State of Maine, Department of Environmental Protection, Staff Directory
• State of Maine, Department of Conservation
• State of Maine, Department of Marine Resources
• State of Maine, Department of Inland Fisheries & Wildlife
• Maine Atlantic Salmon Commission
• Maine State Planning Office
• Maine Historic Preservation Commission
• Arrostook Band of Micmas
• Houlton Band of Maliseet Indians
• Passamaquoddy Tribe of Indians
• Pleasant Point - Sipayik
• Indian Township Reservation
• Penobscot Indian Nation

• Commonwealth of Massachusetts, Department of Fish and Game, Division of Marine Fisheries
• Commonwealth of Massachusetts, Department of Fish and Game, Division of Marine Fisheries, Eelgrass (Zostera marina) Restoration and Monitoring Technical Guidelines
• Commonwealth of Massachusetts, Department of Fish and Game, Division of Fisheries & Wildlife
• Commonwealth of Massachusetts, Department of Fish and Game, Division of Fisheries & Wildlife, Natural Heritage & Endangered Species Program (NHESP)
• Commonwealth of Massachusetts, Executive Office of Energy and Environmental Affairs, Office of Coastal Zone Management (CZM)
• Commonwealth of Massachusetts, Executive Office of Energy and Environmental Affairs, Office of Geographic and Environmental Information (MassGIS)
• Massachusetts Areas of Critical Environmental Concern (ACECs) Program
• Massachusetts Department of Environmental Protection: A Guide to Permitting Small, Pile-Supported Docks and Piers
• Massachusetts Executive Office of Environmental Affairs
• Massachusetts Department of Environmental Protection
• Massachusetts Department of Environmental Protection, Division of Wetlands
• Massachusetts Department of Environmental Protection, Division of Waterways
• Massachusetts Historical Commission
• Linking Landscapes for Massachusetts Wildlife
• Narragansett Indian Tribe
• Stockbridge-Munsee Community, Band of Mohican Indians
• Wampanoag Tribe of Gay Head (Aquinnah)

• New Hampshire Department of Environmental Services
• New Hampshire Department of Environmental Services, Watershed Management Bureau, Coastal Program
• New Hampshire Department of Environmental Services, Water Division, Wetlands Bureau    
• Dam Safety (email contact)
• New Hampshire Fish & Game Department
• New Hampshire Division of Historical Resources
• New Hampshire Department of Resources & Economic Development (DRED):
• Division of Forests & Lands
• Division of Parks & Recreation
• New Hampshire Office of Energy & Planning
• Piscataqua Region Estuaries Partnership
• New Hampshire Floodplain Management Program
• New Hampshire Conservation Land Stewardship Program
• New Hampshire Association of Conservation Commissions
• New Hampshire Department of Transportation

• State of Rhode Island Department of Environmental Management
• State of Rhode Island Department of Environmental Management, Office of Water Resources
• Rhode Island Coastal Resources Management Council
• Rhode Island Historical Preservation & Heritage Commission
• Narragansett Indian Tribe
• Wampanoag Tribe of Gay Head (Aquinnah)

• Natural Resources Conservation Service State Office
• Vermont Fish and Wildlife Department
• Vermont Department of Environmental Conservation (DEC), Water Quality Division
• Vermont Department of Environmental Conservation (DEC)