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Containment Rises on Multiple Southern California Wildfires

Investigators are probing possible human ignition sources as crews increase containment and communities deal with damage, evacuations and smoke guidance.

Overview

  • The Sandy Fire in Simi Valley grew into a fast neighborhood blaze that started Monday and is about 2,141 acres and 40% contained as of Friday, with one home destroyed and two structures damaged.
  • Two Riverside County blazes that began Tuesday — the Bain Fire in Jurupa Valley and the Verona Fire in Homeland — now measure about 1,497 acres at 67% containment and 648 acres at 57% containment, respectively.
  • More than 1,100 firefighters plus aircraft and mutual‑aid teams have been deployed, crews are mopping up hot spots as weather improves, and several evacuation orders have been downgraded to warnings.
  • Police say a tractor striking a rock may have sparked the Sandy Fire and the Coast Guard is reviewing maritime activity tied to the 18,000‑acre Santa Rosa Island fire, which is roughly 59% contained; investigations remain active.
  • Regional smoke prompted air‑quality guidance and school closures in Simi Valley through the Memorial Day period, and experts warn the early surge of large fires reflects a lengthening fire season linked to drier conditions and offshore winds.