Up to more than 8,000 homes in Kaarina lost electricity starting Tuesday evening before 9 p.m., according to a report from the period. The outage plunged the area into darkness suddenly during the three-hour reporting window from 5:16 p.m. to 8:16 p.m. UTC on January 13, 2026, as detailed in the source titled 'Kaarina suddenly went dark - Up to more than 8,000 homes without electricity.' No further details on the cause, duration, or restoration efforts were provided in the report covering this timeframe.