A mass casualty incident has been declared after numerous people were exposed to hazardous toxic chemicals at a manufacturing facility in Sterling, Virginia.

Emergency personnel, including hazmat teams, are currently on the scene managing the situation. The incident involves the release of anhydrous ammonia, a highly toxic and dangerous chemical, from a failed valve on a large ammonia tank. The exposure has caused significant health concerns among those affected.

According to emergency officials, approximately 20 individuals are being evaluated and receiving immediate medical attention. The cause of the valve failure is under investigation, and the situation is still developing.

Anhydrous ammonia can cause severe health issues, including respiratory distress, chemical burns, and potentially death if not treated promptly. The swift response from emergency services aims to mitigate the impact of this hazardous exposure and ensure the safety of all individuals in the vicinity.

Local authorities have set up a perimeter around the manufacturing facility and are advising residents and businesses in the area to stay indoors and avoid the site until further notice.

Detective Inspector Jane Smith commented: “The response from our emergency services has been prompt and coordinated, ensuring that those affected are receiving the necessary medical care. We urge the public to follow safety advisories and stay informed as we continue to manage this critical situation.

Updates will be provided as more information becomes available. If you have any information regarding the incident or were in the area at the time, please contact local authorities.