A group of seismologists from various institutions report that the San Andreas Fault near Parkfield, California, is not showing typical signs of an impending earthquake, despite past patterns. Typically, earthquakes occur every 22 years in that region, with similar magnitudes each time. However, recent seismic activity does not indicate an imminent quake. The researchers believe other factors suggest a quake may still occur, but they are not confident enough to make formal predictions. The unique conditions at Parkfield provide valuable data for earthquake research. The last quake in the area was overdue, and the lack of recent seismic activity adds uncertainty to the situation.
https://phys.org/news/2024-04-seismologists-earthquake-san-andreas-fault.html