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Small Quake Sequence Continues to Rattle Peru, Agencies Say

Seismological agencies say continued small-to-moderate events justify sustained monitoring with public preparedness emphasized.

Overview

  • The Instituto Geofísico del Perú’s CENSIS reported a magnitude 3.6 earthquake 43 km west of Santa Cruz de Succhabamba on Sunday, November 1, 2026, with a shallow depth of about 13 km.
  • CENSIS also logged a magnitude 3.6 event 73 km west of Samanco on October 31, 2026, and the sequence includes earlier magnitude‑4.6 quakes in Ica and Ucayali on October 29, 2026.
  • Officials and local outlets report no major damage or casualties from the recent small-to-moderate quakes and describe intensities as weak in nearby towns.
  • National and international monitoring systems — IGP/CENSIS, the USGS Latest Earthquakes catalog, and Chile’s CSN — are publishing near‑real‑time data that can be revised after further analysis, and alert tools such as ShakeAlert can give people seconds of warning in some areas.
  • Peru’s seismicity is driven by Nazca plate subduction beneath South America so frequent events are normal, and authorities reiterate basic safety steps, ready emergency kits, and following official channels for updates.