At approximately 5:00 pm on March 23rd, Telephone Duty Officer received NRC Report #970959 filed by Georgia Environmental Protection Division Duty Officer indicating that several containers of unknown chemicals were discovered by local firefighters when they responded to the scene to extinguish a fire that appeared to emanate from a fire pit on-site. Firefighters were successfully able to extinguish the fire, but unable to contain approximately 10,000 gallons of runoff from the firefighting operations. Telephone duty officer dispatched responder Alyssa Hughes to address the unknown chemicals discovered at the Site.