CHICAGO (CBS) – Dozens of firefighters rushed to the Nestle plant on the city’s Southwest Side overnight.
The ammonia leak was reported to the Fire Department at 9:30 p.m. Monday at 1821 S. Kilbourn Ave., Fire Media Affairs spokesman Richard Rosado said.
The Fire Department issued a precautionary Level II hazardous materials response and sent out five ambulances.
As of 12:40 a.m. Tuesday, the scene was secured and no one is reported injured, Rosado said.
The cause of the leak is being investigated, Rosado said.
The Sun-Times Media Wire contributed to this report.