A moderate earthquake measuring 4.4 on the Richter scale struck just 36 kilometers south of Bucaramanga, Colombia, late Wednesday night, on October 15, 2025, at 11:11 PM local time. The Colombian Geological Service (SGC) informed that the quake occurred at a substantial depth of 149 kilometers beneath the surface.
Residents in nearby areas, including Jordan, Piedecuesta, and Floridablanca, may have experienced very weak shaking. Jordan, located just 9 kilometers from the epicenter, has a small population of 110, while larger towns such as Piedecuesta (163,400) and Floridablanca (267,600) are further away at 22 and 29 kilometers, respectively. Other towns within the region that could have felt the tremor include San Gil, Giron, and Malaga, among others.
Following the initial reports from the SGC, the citizen-seismograph network RaspberryShake also confirmed the earthquake’s magnitude and depth. Seismologists are monitoring the situation closely and may provide updates as further information is analyzed.
For those who felt the earthquake, there is an appeal to report their experiences through available online platforms or mobile applications. This feedback can enhance the accuracy of seismic data and contribute to a better understanding of such natural events. Community response and vigilance during these occurrences foster awareness and preparedness for future seismic activity.