FEMA Flood Maps

FEMA Flood Rate Insurance Maps (FIRM's)

October 26, 2016 - FEMA is finalizing their review after many rounds of additional data requests and flood modeling by the Town's consultant GZA. 

The Town is in anticipating a letter of final determination from FEMA on the maps on or around November 15th.  This will start the 120 day public review period after which the maps will become effective.

November 23, 2016 - Update:  The Letter of final determination was received by the Town on November 14, 2016.  To review, please click on the link below:

FEMA Letter of Final Determination

To review the updated FEMA Flood Rate Maps, please click on the links below:

Cohasset Flood Zone Map - 1

Cohasset Flood Zone Map - 2

Director of Public Works, Brian Joyce, presented a power point presentation to the Board of Selectmen on Tuesday, November 22, 2016. To review the presentation, please click on the link below:

FEMA Flood Map Power Point Presentation

If you have any questions regarding the FEMA Flood Maps, please email Brian Joyce at bjoyce@cohassetma.org.