No increase in dust explosion incidents last year, a decrease in injuries

Nine (9) grain dust explosions in 2024 in the USA caused two (2) injuries and NO fatalities. These numbers are similar to last year’s (nine explosions, 12 injuries, and no fatalities) and on par with the 10-year national average of 8.6 explosions.

The explosions occurred in:

  • four (4) feed mills,
  • three (3) grain elevators,
  • one (1) ethanol plant, and
  • one (1) corn processing plant

The probable ignition sources were identified

  • two (2) cases as smoldering grain,
  • two (2) as equipment malfunction,
  • one (1) as welding work, and
  • one (1) as cutting work.
  • three (3) ignition sources were unknown.

Grain dust, which caused six explosions, was the most common fuel source. Other fuel sources included smoldering grain and smoldering feed.

Nine states had one explosion each:

  • Illinois,
  • Iowa,
  • Kansas,
  • Michigan,
  • Minnesota,
  • Nebraska,
  • North Carolina,
  • Tennessee
  • Wisconsin

Two (2) explosions originated from smoldering grain.

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