Early morning fire breaks out in Mason City processing plant

Fire investigation underway in Mason City Processing Plant

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(ABC 6 News) – An investigation is underway after an early morning fire broke out at a material processing plant on 19 Street Southwest in Mason City.

Fire crews first responded just before 2:45 a.m., finding the building’s sprinkler system helped contain the fire.

The flames were eventually knocked down, with crews leaving the scene roughly three hours later.

No injuries were reported.