ZIP code 91748, covering Rowland Heights, CA, has 143 natural disaster events in the historical record. These include 91 wildfires, 46 earthquakes, and 3 floods. Total documented property damage amounts to $630K.
The dominant hazard type for Rowland Heights is wildfires, with 91 recorded events making up 64% of the area's disaster history. The most recent recorded wildfire occurred on Jan 2, 2019.
There have been 46 recorded earthquakes in this area, representing 32% of all disaster events. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for seismic events here is 4/5 (severe). The most recent recorded earthquake occurred on Dec 5, 2023.
Rowland Heights has experienced 3 floods on record. Of these, 3 (100%) 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 $630K in documented property damage. The most recent recorded flood occurred on Feb 22, 2005.
Rowland Heights has experienced 2 severe wind events on record. The most recent recorded severe wind event occurred on Apr 18, 2000.
Rowland Heights has experienced 1 hailstorm on record. The most recent recorded hailstorm occurred on Mar 1, 2014.
The most significant disaster event on record for Rowland Heights was Flash Flood on Jan 9, 2005, which caused $500K in property damage.
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Based on federal and state records, ZIP code 91748 has experienced 143 natural disaster events. The hazard types affecting this area include wildfires (91 events), earthquakes (46 events), floods (3 events), severe wind events (2 events), and hailstorm (1 event). The primary hazard is wildfires, which account for 64% of all recorded events.
Wildfires are the most frequently recorded hazard in Rowland Heights, CA, with 91 events documented.
Yes, Rowland Heights (ZIP 91748) has 3 recorded flood events. These floods have caused $630K in total property damage. The most recent flood on record occurred on Feb 22, 2005.
The most damaging natural disaster on record for ZIP code 91748 was Flash Flood, which occurred on Jan 9, 2005. This event caused $500K in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $630K in property damage in the Rowland Heights, CA area (ZIP 91748). 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 →