The sirens sounded this morning at Imperial's Sarnia manufacturing site. Spokesperson Kristina Zimmer, in a message on the Community Awareness and Emergency Response Line, said it happened around 7:30 a.m. "There was a small fire in an area of a processing unit," said Zimmer. "Site personnel repsonded quickly and they extinguished the fire within a few minutes." No injuries are reported and Zimmer said the all clear was issued at 8:20 a.m.
An investigation into the incident is underway and precautionary perimeter air monitoring was initiated.