Earthquake Risk in San Antonio, TX
San Antonio is a city of approximately 1547k residents in Texas. Use the search tool below to get a detailed earthquake risk report for any address in the San Antonio area, or browse the earthquake activity data below to understand the seismic context of this region.
There are 4 notable earthquakes recorded within 200 km of San Antonio. The largest was a magnitude 4.8 14 km SSW of Falls City, Texas on October 20, 2011. The nearest was 70 km away.
Notable Earthquakes Near San Antonio
Significant earthquakes recorded within 200 km.
| Magnitude | Location | Distance | Depth | Date |
|---|---|---|---|---|
| M4.8 | 14 km SSW of Falls City, Texas | 74 km | 5.0 km | Oct 20, 2011 |
| M4.6 | 18 km ENE of Falls City, Texas | 75 km | 6.8 km | Jan 30, 2025 |
| M4.5 | 3 km SSW of Falls City, Texas | 70 km | 7.2 km | Feb 17, 2024 |
| M4.3 | 3 km S of Falls City, Texas | 70 km | 7.7 km | Feb 17, 2024 |