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Coastal NH Floodplain Mapping Project

A resource page about FEMA's revised mapping of the Atlantic Coast and Great Bay watershed area of New Hampshire.

Strafford County
The new floodplain maps for the four communities in the Strafford County project area (Durham, Madbury, Dover, and Rollinsford) became effective on September 30, 2015. Below are links to information about how to access the new maps.

Strafford Co Coastal NH Project Timeline

Rockingham County
The maps for the communities in the Rockingham County project area are currently on hold due to FEMA working to resolve an appeal. The proposed effective date for theses maps is currently unknown. Updates will be posted here as they are known.

Rockingham Co Coastal NH Project Timeline

Project Information

Coastal NH Project E-mail List

If you would like to receive periodic emails regarding updates and information about the NH Coastal Mapping Project, please email [email protected].

Contact Us

For more information, contact:

Jennifer Gilbert, CFM, ANFI
NFIP State Coordinator
NH Office of Energy and Planning
Governor Hugh J. Gallen State Office Park
Johnson Hall, 3rd Floor 107 Pleasant Street
Concord, NH 03301
Voice: (603) 271-1762
Fax: (603) 271-2615
Email: [email protected]

Kellie Walsh, CFM
Assistant NFIP State Coordinator
NH Office of Energy and Planning
Governor Hugh J. Gallen State Office Park
Johnson Hall, 3rd Floor 107 Pleasant Street
Concord, NH 03301
Voice: (603) 271-1755
Fax (603) 271-2615
Email: [email protected]

Portable Document Format Symbol Portable Document Format (.pdf). Visit nh.gov for a list of free .pdf readers for a variety of operating systems.


NH Office of Energy and Planning
Governor Hugh J. Gallen State Office Park
Johnson Hall, 3rd Floor  |  107 Pleasant Street  |  Concord, NH 03301
(603) 271-2155  |  fax: (603) 271-2615