Blackwell, OK (ZIP 74631) sits in one of the more disaster-active areas in the region, with 261 natural disaster events on record. These include 181 hailstorms, 29 tornadoes, and 26 earthquakes. Total documented property damage amounts to $57.2M. These events have resulted in 26 recorded deaths and 294 injuries.
With 181 recorded incidents (69% of all events), hailstorms are the leading natural hazard for this ZIP code. Of these, 4 (2%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for hail-related events here is 5/5 (extreme). Hail-related events have caused a combined $30K in documented property damage. The most recent recorded hailstorm occurred on May 24, 2025.
There have been 29 recorded tornadoes in this area, representing 11% of all disaster events. Of these, 2 (7%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for tornado-related events here is 5/5 (extreme). Tornado-related events have caused a combined $31.7M in documented property damage. 20 fatalities have been attributed to tornadoes in this area. The most recent recorded tornado occurred on Apr 27, 2024.
There have been 26 recorded earthquakes in this area, representing 10% of all disaster events. The most recent recorded earthquake occurred on Jun 26, 2025.
Blackwell has experienced 10 blizzards on record. Of these, 4 (40%) 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 $25.3M in documented property damage. 2 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Dec 27, 2015.
Blackwell has experienced 10 severe wind events on record. Wind-related events have caused a combined $15K in documented property damage. The most recent recorded severe wind event occurred on May 15, 2024.
Blackwell has experienced 4 floods on record. Of these, 2 (50%) 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 4/5 (severe). Flood-related events have caused a combined $36K in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Apr 27, 2024.
The most significant disaster event on record for Blackwell was EF5 Tornado on May 25, 1955, which caused $25M in property damage and was linked to 20 fatalities. Another major event was Ice Storm (Jan 30, 2002), causing $25M in damages. EF1 Tornado on Nov 19, 1973 also caused significant damage ($2.5M).
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Based on federal and state records, ZIP code 74631 has experienced 261 natural disaster events. The hazard types affecting this area include hailstorms (181 events), tornadoes (29 events), earthquakes (26 events), blizzards (10 events), severe wind events (10 events), floods (4 events), and extreme heat event (1 event). The primary hazard is hailstorms, which account for 69% of all recorded events.
Hailstorms are the most frequently recorded hazard in Blackwell, OK, with 181 events documented. These events have caused a combined $30K in property damage.
Yes, Blackwell (ZIP 74631) has 4 recorded flood events. These floods have caused $36K in total property damage. The most recent flood on record occurred on Apr 27, 2024.
Blackwell has 29 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 5/5 on the normalized scale. Total property damage from tornadoes in this area is $31.7M. The most recent tornado was recorded on Apr 27, 2024.
The most damaging natural disaster on record for ZIP code 74631 was EF5 Tornado, which occurred on May 25, 1955. This event caused $25M in documented property damage. It resulted in 20 reported fatalities. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $57.2M in property damage in the Blackwell, OK area (ZIP 74631). 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 →