Authorities on Tuesday alerted residents of Atlanta's eastern suburbs to shelter in place again if a chemical cloud moves over their neighborhood.

Air quality surveys conducted by state and federal agencies “revealed the harmful irritant chlorine” emitting from the facility.

A weekend chemical plant fire that sent a massive plume of dark smoke into the Georgia sky has led to complaints about a strong chemical smell and haze several miles away across metro Atlanta

Some residents east of Atlanta were evacuated and others told to shelter in place after a fire at a chemical plant. Fire Chief Marian McDaniel told reporters that a sprinkler head malfunctioned around 5 a.

A small fire on the plant’s roof was initially contained but reignited Sunday afternoon, authorities said. More than 90,000 residents east of Atlanta were told to keep sheltering in place Monday a day after a chemical plant fire sent a massive plume of dark smoke high into the sky that could been seen for miles.

A Georgia county issued a new shelter-in-place order, as a lingering haze from a chemical plant fire that ignited Sunday continued to affect thousands of residents. The latest: Rockdale County officials advised residents in an update Tuesday to shelter in place "if the plume moves over your vicinity or if there is a strong odor of chlorine.