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Strafford County

Provides links and information regarding the 2015 floodplain maps and study for the 4 Strafford County Communities in the Coastal NH Floodplain Mapping Project.

Strafford County Coastal NH Project Timeline

The 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 maps.

Regulatory Products

Non-Regulatory Products

The following non-regulatory products were produced by FEMA as part of the NH Coastal Floodplain Mapping Project.  FEMA is providing these products to help community members and officials view and visualize their local flood risk, allowing communities to make informed decisions about reducing flood loss and mitigating potential damage from flood hazards. A general description of the following products can be found on FEMA's web site.

*All of these pdf files have been reduced in size for easier download. The reduction in size has not changed the viewing and printing quality of these maps. If a community is interested in obtaining the full-resolution pdf file, please contact Chris Phaneuf at

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

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