Emergency crews are responding to a significant carbon monoxide (CO) leak at a high-rise building in downtown Atlanta. The affected location is the Residence Inn by Marriott at 134 Peachtree Street NW.

The leak has resulted in multiple medical emergencies within the building, with reports of several individuals being impacted.

Among the affected, one adult and two pediatric patients were found semi-conscious on the 20th floor of the building.

Emergency medical teams are currently attending to their condition, prioritizing their stabilization and evacuation.

Due to the scale of the incident, a second alarm has been transmitted to ensure adequate resources are available for both medical assistance and the evacuation of the high-rise building.

Firefighters and hazardous materials teams are on-site to:

• Assess and mitigate the carbon monoxide leak.
• Assist with the safe evacuation of residents and guests.
• Monitor the building for any residual hazards.

Residents and individuals in the vicinity are advised to avoid the area while emergency teams work to address the situation. Additional updates will be provided as the response progresses.

Carbon monoxide is a colorless, odorless gas that can cause serious health issues, including unconsciousness and, in severe cases, death. Symptoms of CO poisoning include headache, dizziness, weakness, nausea, and confusion. Anyone experiencing these symptoms should seek fresh air immediately and contact emergency services.