Government records show 268 natural disaster events affecting the Hanover, NH area (ZIP 03755) — a notably active disaster history. These include 224 blizzards, 22 floods, and 15 hailstorms. Total documented property damage amounts to $46.3M. These events have resulted in 3 recorded deaths and 2 injuries.
With 224 recorded incidents (84% of all events), blizzards are the leading natural hazard for this ZIP code. Of these, 36 (16%) 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 $5.1M in documented property damage. 2 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Feb 3, 2022.
There have been 22 recorded floods in this area, representing 8% of all disaster events. Of these, 14 (64%) 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 $39.9M in documented property damage. The most recent recorded flood occurred on May 17, 2025.
There have been 15 recorded hailstorms in this area, representing 6% of all disaster events. Hail-related events have caused a combined $2K in documented property damage. The most recent recorded hailstorm occurred on May 17, 2025.
Hanover has experienced 2 extreme cold events on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for cold-related events here is 4/5 (severe). Cold-related events have caused a combined $175K in documented property damage. The most recent recorded extreme cold event occurred on Apr 28, 2012.
Hanover has experienced 2 extreme heat events on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for heat-related events here is 5/5 (extreme). Heat-related events have caused a combined $1M in documented property damage. 1 fatality has been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Mar 17, 2012.
Hanover has experienced 2 tornadoes on record. Tornado-related events have caused a combined $105K in documented property damage. The most recent recorded tornado occurred on Jul 16, 2024.
The most significant disaster event on record for Hanover was Flood on Aug 28, 2011, which caused $22.5M in property damage. Another major event was Flash Flood (Jul 2, 2013), causing $6.5M in damages. Flash Flood on Jul 1, 2017 also caused significant damage ($6M).
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Based on federal and state records, ZIP code 03755 has experienced 268 natural disaster events. The hazard types affecting this area include blizzards (224 events), floods (22 events), hailstorms (15 events), extreme cold events (2 events), extreme heat events (2 events), tornadoes (2 events), and severe wind event (1 event). The primary hazard is blizzards, which account for 84% of all recorded events.
Blizzards are the most frequently recorded hazard in Hanover, NH, with 224 events documented. These events have caused a combined $5.1M in property damage.
Yes, Hanover (ZIP 03755) has 22 recorded flood events. These floods have caused $39.9M in total property damage. The most recent flood on record occurred on May 17, 2025.
Hanover has 2 recorded tornado events in the historical record. Total property damage from tornadoes in this area is $105K. The most recent tornado was recorded on Jul 16, 2024.
The most damaging natural disaster on record for ZIP code 03755 was Flood, which occurred on Aug 28, 2011. This event caused $22.5M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $46.3M in property damage in the Hanover, NH area (ZIP 03755). 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 →