A reaction following a fire at a Georgia chemical plant Sunday morning is forcing evacuations and road closures in the area, according to Rockdale County officials.

A fire broke out at a chemical plant just east of Atlanta Sunday, prompting officials to ask residents in the area to evacuate. At around 5 a.m., a sprinkler head malfunctioned at the BioLab plant in Conyers, "causing a mixture with a water reactive chemical," according to Rockdale County Fire Chief Marian McDaniel.

A fire at a chemical plant east of Atlanta is forcing evacuations in the area, according to local officials. A fire on the roof of a BioLab facility in Conyers, Georgia was reignited when water from a malfunctioning sprinkler head "came in contact with a water reactive chemical and produced a plume,

A fire at a Georgia chemical plant apparently caused by a sprinkler head malfunction Sunday morning is forcing evacuations and road closures in the area, according to Rockdale County officials.

A huge fire at a chemical plant near Atlanta tonight has forced people out of their homes. NBC News' Dana Griffin reports.

A hazardous chemical fire at a Conyers plant closes I-20 and forces evacuations, marking the third major incident in seven years.

A sprinkler malfunction combined with a “water-reactive chemical” in the plant set off the plume, prompting evacuations for large parts of Conyers, Ga., officials said.

Georgia officials are evacuating residents after a fire at a chemical plant started spreading toxic smoke on Sunday. (Credit: Ian Stinson via Storyful)