Overview
- IGP reported a magnitude 5.3 earthquake at 4:36 p.m. on January 9, centered 27 km south of Palpa, Ica, at 48 km depth, with intensity III–IV and no major damage.
- SENAMHI’s forecast for January 9–10 triggered a nationwide SISMATE message warning of light to moderate rains along the central and southern coast.
- Following the alert, summer rains affected Lima’s east (Chosica and Chaclacayo) and increased Rímac River flow, with stations logging up to about 4.8 mm.
- Sabancaya registered a moderate-to-light explosion at 3:48 p.m. on January 9 with ash drifting west–northwest; the volcano remains at orange alert and INDECI advised protective measures against ash.
- SENAMHI and ANIN announced a C‑band radar with about 250 km range plus a network of sensors for Ica to bolster real-time rain and flood early warnings; a separate M3.5 quake was recorded near Vítor, Arequipa, on January 10 without reported damage.