Earthquake Swarm
Mount Rainier in Washington has recently experienced the largest earthquake swarm since 2009, according to the United States Geological Survey (USGS).
- Earthquake swarms are a series of small quakes occurring in the same area over a short period and are often caused by volcanic or tectonic activity.
- Unlike typical aftershock patterns, swarms lack a clear mainshock and may have multiple similarly sized tremors.
- They are often caused by movement of magma, hydrothermal fluids, or tectonic stress near volcanic regions.
- In volcanic areas like Mount Rainier, swarms can indicate changes in underground fluid pressure or minor shifts in magma, though not ....
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