Federal records document 65 natural disaster events in the Ortley, SD area (ZIP 57256). These include 29 hailstorms, 16 severe wind events, and 10 blizzards. Total documented property damage amounts to $11.7M. These events have resulted in 9 recorded deaths and 13 injuries.
Hailstorms represent the most common natural hazard in this area, accounting for 45% of all recorded events (29 total). One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for hail-related events here is 4/5 (severe). The most recent recorded hailstorm occurred on Sep 16, 2021.
There have been 16 recorded severe wind events in this area, representing 25% of all disaster events. Of these, 2 (13%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for wind-related events here is 4/5 (severe). The most recent recorded severe wind event occurred on Jul 28, 2025.
Ortley has experienced 10 blizzards on record. Of these, 5 (50%) 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 $425K in documented property damage. 8 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Mar 16, 2023.
Ortley has experienced 10 floods on record. Of these, 7 (70%) 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 $11.2M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Jun 13, 2025.
The most significant disaster event on record for Ortley was Flood on Jun 1, 2019, which caused $9.6M in property damage. Another major event was Flood (Apr 7, 2001), causing $785K in damages.
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Based on federal and state records, ZIP code 57256 has experienced 65 natural disaster events. The hazard types affecting this area include hailstorms (29 events), severe wind events (16 events), blizzards (10 events), and floods (10 events). The primary hazard is hailstorms, which account for 45% of all recorded events.
Hailstorms are the most frequently recorded hazard in Ortley, SD, with 29 events documented.
Yes, Ortley (ZIP 57256) has 10 recorded flood events. These floods have caused $11.2M in total property damage. The most recent flood on record occurred on Jun 13, 2025.
The most damaging natural disaster on record for ZIP code 57256 was Flood, which occurred on Jun 1, 2019. This event caused $9.6M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $11.7M in property damage in the Ortley, SD area (ZIP 57256). 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 →