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Flood — Merrimack, NH

Oct 15, 2005

Heavy rain fell over New Hampshire due to the rapid development of surface low pressure well to the southeast of New England. Rainfall amounts ranged from around 3 inches in southern New Hampshire up to 9.26 inches at Pinkham Notch. This resulting flooding of small rivers and streams caused additional damage to roads that had been damaged earlier in the month.

Source: NOAA National Weather Service Storm Events Database (event 5477483). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Merrimack, NH

This event is one of many recorded floods in Merrimack County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Merrimack County flood data →

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