Jurupa Valley Fire Spreads to 521 Acres, Evacuations Lifted

Jurupa Valley Fire Burns 521 Acres, Evacuations Lifted

A fire in Jurupa Valley burned 521 acres, caused evacuations, but containment increased to 20%, with no injuries reported.
Emily Johnson7 September 2025Last Update :
Pyrite Fire: Wildfire burning in Jurupa Valley grows to over 500 acres; evacuation warnings in place
abc7.com

A wildfire in Jurupa Valley has grown to over 500 acres, prompting evacuation warnings. The Pyrite Fire started Friday evening near Pyrite Street and Granite Hill Drive. Firefighters continue to battle the flames, which expanded from 425 to 521 acres by Saturday. Evacuations were initially ordered but have now been downgraded to warnings. No injuries have been reported, and the cause remains unknown.

5 Key Takeaways
  • Fire in Jurupa Valley reached 521 acres.
  • Evacuations were issued and later downgraded.
  • Firefighters used helicopters and chemical retardants.
  • No injuries reported from the fire.
  • Cause of the fire remains unknown.
Fast Answer: The Pyrite Fire in Jurupa Valley has burned over 500 acres, with evacuations in place but now downgraded.

The fire erupted around 5:20 p.m. Friday, burning in “light flashy fuels.” Crews used helicopters and Phos-Chek to contain the flames. A lane closure on Sierra Avenue was implemented to facilitate firefighting efforts. As of Saturday night, containment reached 20%, with firefighters working overnight to strengthen lines and patrol the perimeter. All evacuation warnings have been lifted, but the fire remains active.

Warning! Evacuation warnings are still in effect; stay alert for updates.
  • Fire grew from 425 to 521 acres between Friday and Saturday.
  • Containment fluctuated from 15% to 20% as the fire expanded.
  • All evacuation orders have been downgraded to warnings.
  • Firefighting efforts include helicopter water drops and Phos-Chek applications.

The fire’s cause remains unknown, and authorities continue to monitor the situation. The incident underscores the importance of staying prepared during wildfire season. No injuries have been reported so far, and firefighters will remain on scene overnight.

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