Government agency data shows 42 natural disaster events for ZIP 03237 in Gilmanton, NH. These include 19 hailstorms, 14 floods, and 5 tornadoes. Total documented property damage amounts to $5.4M. A total of 7 injuries have been reported across all events.
The dominant hazard type for Gilmanton is hailstorms, with 19 recorded events making up 45% of the area's disaster history. The most recent recorded hailstorm occurred on Jul 20, 2025.
There have been 14 recorded floods in this area, representing 33% of all disaster events. Of these, 6 (43%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $955K in documented property damage. The most recent recorded flood occurred on Dec 23, 2022.
Gilmanton has experienced 5 tornadoes on record. Tornado-related events have caused a combined $277.5K in documented property damage. The most recent recorded tornado occurred on Jul 6, 1999.
Gilmanton has experienced 2 blizzards on record. Of these, 2 (100%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $4.1M in documented property damage. The most recent recorded blizzard occurred on Dec 11, 2008.
Gilmanton has experienced 2 severe wind events on record. The most recent recorded severe wind event occurred on Aug 3, 2018.
The most significant disaster event on record for Gilmanton was Ice Storm on Jan 7, 1998, which caused $3.8M in property damage. Another major event was Flood (Apr 16, 2007), causing $700K in damages.
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Based on federal and state records, ZIP code 03237 has experienced 42 natural disaster events. The hazard types affecting this area include hailstorms (19 events), floods (14 events), tornadoes (5 events), blizzards (2 events), and severe wind events (2 events). The primary hazard is hailstorms, which account for 45% of all recorded events.
Hailstorms are the most frequently recorded hazard in Gilmanton, NH, with 19 events documented.
Yes, Gilmanton (ZIP 03237) has 14 recorded flood events. These floods have caused $955K in total property damage. The most recent flood on record occurred on Dec 23, 2022.
Gilmanton has 5 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 3/5 on the normalized scale. Total property damage from tornadoes in this area is $277.5K. The most recent tornado was recorded on Jul 6, 1999.
The most damaging natural disaster on record for ZIP code 03237 was Ice Storm, which occurred on Jan 7, 1998. This event caused $3.8M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $5.4M in property damage in the Gilmanton, NH area (ZIP 03237). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.
Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →