ARTFEED — Contemporary Art Intelligence

California chemical tank explosion fears prompt mass evacuation

other · 2026-05-24

A chemical tank containing 26,000 litres of methyl methacrylate is heating up in Garden Grove, Orange County, California, prompting fears of a catastrophic explosion. About 40,000 residents were ordered to evacuate on Friday after the tank began leaking fumes. Firefighters report the tank's temperature rose from 77°F to 90°F by Saturday morning, increasing at about one degree per hour. Efforts to cool the tank are underway, with water jets deployed. An additional 56,781-litre tank nearby adds to the explosive risk. Incident Commander Craig Covey confirmed the serious situation.

Key facts

  • Tank contains 26,000 litres of methyl methacrylate
  • 40,000 residents evacuated in Garden Grove, Orange County
  • Temperature rose from 77°F to 90°F by Saturday morning
  • Temperature increasing about one degree per hour
  • Additional 56,781-litre tank nearby poses explosive risk
  • Craig Covey is Orange County Fire Authority Incident Commander
  • Water jets sprayed on tank to cool it
  • Tank capacity is 128,704 litres

Entities

Institutions

  • Orange County Fire Authority

Locations

  • California
  • Garden Grove
  • Orange County
  • Los Angeles

Sources