Rockdale County is extending its nightly shelter-in-place order for residents across the county. The Rockdale County Emergency Management Agency is telling all residents to stay in their homes from 7 p.m. to 7 a.m. through the weekend. They say the shelter-in-place order will end at 7 a.m. on Monday.

A reaction triggered by sprinkler system water pouring onto pool shock chlorination product at the BioLab facility in Conyers has continued to produce the plume.

The U.S. Chemical Safety and Hazard Investigation Board said it has sent a team to Rockdale County to investigate that fire at the BioLab facility that has caused a chemical plume that has impacted the metro area for days.