The warehouse managers also provided information on the chemicals maintained within their business and the appropriate governmental agencies were notified.
A shelter in place was issued for the area and was lifted at about 4:45 p.m.
The firefighters continued to battle the fire and it was upgraded to a third alarm with a partial wall collapse. Ladder 28 also caught fire when multiple containers of chemicals that were burning ran underneath it and two firefighters were transported to the hospital in stable condition for heat exhaustion. HFD Arson investigators were requested to determine the cause and origin of the fire. The cause is under investigation / undetermined by HFD Arson investigators.